diff options
Diffstat (limited to 'board')
101 files changed, 9776 insertions, 1354 deletions
diff --git a/board/BuS/EB+MCF-EV123/EB+MCF-EV123.c b/board/BuS/EB+MCF-EV123/EB+MCF-EV123.c new file mode 100644 index 0000000..f18313d --- /dev/null +++ b/board/BuS/EB+MCF-EV123/EB+MCF-EV123.c @@ -0,0 +1,162 @@ +/* + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include "asm/m5282.h" +#include "VCxK.h" + +int checkboard (void) +{ + puts ("Board: MCF-EV1 + MCF-EV23 (BuS Elektronik GmbH & Co. KG)\n"); +#if (TEXT_BASE == CFG_INT_FLASH_BASE) + puts (" Boot from Internal FLASH\n"); +#endif + + return 0; +} + +long int initdram (int board_type) +{ + int size,i; + + size = 0; + MCFSDRAMC_DCR = MCFSDRAMC_DCR_RTIM_6 + | MCFSDRAMC_DCR_RC((15 * CFG_CLK)>>4); + #ifdef CFG_SDRAM_BASE0 + + MCFSDRAMC_DACR0 = MCFSDRAMC_DACR_BASE(CFG_SDRAM_BASE0) + | MCFSDRAMC_DACR_CASL(1) + | MCFSDRAMC_DACR_CBM(3) + | MCFSDRAMC_DACR_PS_16); + + MCFSDRAMC_DMR0 = MCFSDRAMC_DMR_BAM_16M + | MCFSDRAMC_DMR_V; + + MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_IP; + + *(unsigned short *)(CFG_SDRAM_BASE0) = 0xA5A5; + MCFSDRAMC_DACR0 |= MCFSDRAMC_DACR_RE; + for (i=0; i < 2000; i++) + asm(" nop"); + mbar_writeLong(MCFSDRAMC_DACR0, mbar_readLong(MCFSDRAMC_DACR0) + | MCFSDRAMC_DACR_IMRS); + *(unsigned int *)(CFG_SDRAM_BASE0 + 0x220) = 0xA5A5; + size += CFG_SDRAM_SIZE * 1024 * 1024; + #endif + #ifdef CFG_SDRAM_BASE1 + MCFSDRAMC_DACR1 = MCFSDRAMC_DACR_BASE(CFG_SDRAM_BASE1) + | MCFSDRAMC_DACR_CASL(1) + | MCFSDRAMC_DACR_CBM(3) + | MCFSDRAMC_DACR_PS_16; + + MCFSDRAMC_DMR1 = MCFSDRAMC_DMR_BAM_16M + | MCFSDRAMC_DMR_V; + + MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_IP; + + *(unsigned short *)(CFG_SDRAM_BASE1) = 0xA5A5; + MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_RE; + for (i=0; i < 2000; i++) + asm(" nop"); + MCFSDRAMC_DACR1 |= MCFSDRAMC_DACR_IMRS; + *(unsigned int *)(CFG_SDRAM_BASE1 + 0x220) = 0xA5A5; + size += CFG_SDRAM_SIZE1 * 1024 * 1024; + #endif + return size; +} + + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + printf("SDRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("SDRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + printf("SDRAM test passed.\n"); + return 0; +} +#endif + +int misc_init_r(void) +{ + init_vcxk(); + return 1; +} + +/*---------------------------------------------------------------------------*/ + +int do_vcimage (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int rcode = 0; + ulong source; + + switch (argc) { + case 2: + source = simple_strtoul(argv[1],NULL,16); + vcxk_loadimage(source); + rcode = 0; + break; + default: + printf ("Usage:\n%s\n", cmdtp->usage); + rcode = 1; + break; + } + return rcode; +} + +/***************************************************/ + +U_BOOT_CMD( + vcimage, 2, 0, do_vcimage, + "vcimage - loads an image to Display\n", + "vcimage addr\n" +); + +/* EOF EB+MCF-EV123c */ diff --git a/board/BuS/EB+MCF-EV123/Makefile b/board/BuS/EB+MCF-EV123/Makefile new file mode 100644 index 0000000..0596572 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o cfm_flash.o flash.o VCxK.o + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/BuS/EB+MCF-EV123/VCxK.c b/board/BuS/EB+MCF-EV123/VCxK.c new file mode 100644 index 0000000..4938817 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/VCxK.c @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/m5282.h> +#include "VCxK.h" + +vu_char *vcxk_bws = (vu_char *)(CFG_CS3_BASE); +#define VCXK_BWS vcxk_bws + +static ulong vcxk_driver; + + +ulong search_vcxk_driver(void); +void vcxk_cls(void); +void vcxk_setbrightness(short brightness); +int vcxk_request(void); +int vcxk_acknowledge_wait(void); +void vcxk_clear(void); + +int init_vcxk(void) +{ + VIDEO_Invert_CFG &= ~VIDEO_Invert_IO; + VIDEO_INVERT_PORT |= VIDEO_INVERT_PIN; + VIDEO_INVERT_DDR |= VIDEO_INVERT_PIN; + + VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN; + VIDEO_REQUEST_DDR |= VIDEO_REQUEST_PIN; + + VIDEO_ACKNOWLEDGE_DDR &= ~VIDEO_ACKNOWLEDGE_PIN; + + vcxk_driver = search_vcxk_driver(); + if (vcxk_driver) + { + /* use flash resist driver */ + } + else + { + vcxk_cls(); + vcxk_cls(); + vcxk_setbrightness(1000); + } + VIDEO_ENABLE_DDR |= VIDEO_ENABLE_PIN; + VIDEO_ENABLE_PORT |= VIDEO_ENABLE_PIN; + VIDEO_ENABLE_PORT &= ~VIDEO_ENABLE_PIN; + return 1; +} + +void vcxk_loadimage(ulong source) +{ + int cnt; + vcxk_acknowledge_wait(); + for (cnt=0; cnt<16384; cnt++) + { + VCXK_BWS[cnt*2] = (*(vu_char*) source); + source++; + } + vcxk_request(); +} + +void vcxk_cls(void) +{ + vcxk_acknowledge_wait(); + vcxk_clear(); + vcxk_request(); +} + +void vcxk_clear(void) +{ + int cnt; + for (cnt=0; cnt<16384; cnt++) + { + VCXK_BWS[cnt*2] = 0x00; + } +} + +void vcxk_setbrightness(short brightness) +{ + VCXK_BWS[0x8000]=(brightness >> 4) +2; + VCXK_BWS[0xC000]= (brightness + 23) >> 8; + VCXK_BWS[0xC001]= (brightness + 23) & 0xFF; +} + +int vcxk_request(void) +{ + if (vcxk_driver) + { + /* use flash resist driver */ + } + else + { + VIDEO_REQUEST_PORT &= ~VIDEO_REQUEST_PIN; + VIDEO_REQUEST_PORT |= VIDEO_REQUEST_PIN; + } + return 1; +} + +int vcxk_acknowledge_wait(void) +{ + if (vcxk_driver) + { + /* use flash resist driver */ + } + else + { + while (!(VIDEO_ACKNOWLEDGE_PORT & VIDEO_ACKNOWLEDGE_PIN)); + } + return 1; +} + +ulong search_vcxk_driver(void) +{ + return 0; +} + +/* eof */ diff --git a/board/BuS/EB+MCF-EV123/VCxK.h b/board/BuS/EB+MCF-EV123/VCxK.h new file mode 100644 index 0000000..74467ba --- /dev/null +++ b/board/BuS/EB+MCF-EV123/VCxK.h @@ -0,0 +1,48 @@ +/* + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __VCXK_H_ +#define __VCXK_H_ + +extern int init_vcxk(void); +void vcxk_loadimage(ulong source); + +#define VIDEO_ACKNOWLEDGE_PORT MCFGPTB_GPTPORT +#define VIDEO_ACKNOWLEDGE_DDR MCFGPTB_GPTDDR +#define VIDEO_ACKNOWLEDGE_PIN 0x0001 + +#define VIDEO_ENABLE_PORT MCFGPTB_GPTPORT +#define VIDEO_ENABLE_DDR MCFGPTB_GPTDDR +#define VIDEO_ENABLE_PIN 0x0002 + +#define VIDEO_REQUEST_PORT MCFGPTB_GPTPORT +#define VIDEO_REQUEST_DDR MCFGPTB_GPTDDR +#define VIDEO_REQUEST_PIN 0x0004 + +#define VIDEO_Invert_CFG MCFGPIO_PEPAR +#define VIDEO_Invert_IO MCFGPIO_PEPAR_PEPA2 +#define VIDEO_INVERT_PORT MCFGPIO_PORTE +#define VIDEO_INVERT_DDR MCFGPIO_DDRE +#define VIDEO_INVERT_PIN MCFGPIO_PORT2 + +#endif diff --git a/board/BuS/EB+MCF-EV123/cfm_flash.c b/board/BuS/EB+MCF-EV123/cfm_flash.c new file mode 100644 index 0000000..6ecf0d1 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/cfm_flash.c @@ -0,0 +1,212 @@ +/* + * Basic Flash Driver for Freescale MCF 5281/5282 internal FLASH + * + * (C) Copyright 2005 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/m5282.h> +#include "cfm_flash.h" + +#if defined(CONFIG_M5281) || defined(CONFIG_M5282) + +#if (CFG_CLK>20000000) + #define CFM_CLK (((long) CFG_CLK / (400000 * 8) + 1) | 0x40) +#else + #define CFM_CLK ((long) CFG_CLK / 400000 + 1) +#endif + +#define cmf_backdoor_address(addr) (((addr) & 0x0007FFFF) | 0x04000000 | \ + (CFG_MBAR & 0xC0000000)) + +void cfm_flash_print_info (flash_info_t * info) +{ + printf ("Freescale: "); + switch (info->flash_id & FLASH_TYPEMASK) { + case FREESCALE_ID_MCF5281 & FLASH_TYPEMASK: + printf ("MCF5281 internal FLASH\n"); + break; + case FREESCALE_ID_MCF5282 & FLASH_TYPEMASK: + printf ("MCF5282 internal FLASH\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } +} + +void cfm_flash_init (flash_info_t * info) +{ + int sector; + ulong protection; + MCFCFM_MCR = 0; + MCFCFM_CLKD = CFM_CLK; + debug ("CFM Clock divider: %ld (%d Hz @ %ld Hz)\n",CFM_CLK,\ + CFG_CLK / (2* ((CFM_CLK & 0x3F)+1) * (1+((CFM_CLK & 0x40)>>6)*7)),\ + CFG_CLK); + MCFCFM_SACC = 0; + MCFCFM_DACC = 0; + + if (MCFCFM_SEC & MCFCFM_SEC_KEYEN) + puts("CFM backdoor access is enabled\n"); + if (MCFCFM_SEC & MCFCFM_SEC_SECSTAT) + puts("CFM securety is enabled\n"); + + #ifdef CONFIG_M5281 + info->flash_id = (FREESCALE_MANUFACT & FLASH_VENDMASK) | + (FREESCALE_ID_MCF5281 & FLASH_TYPEMASK); + info->size = 256*1024; + info->sector_count = 16; + #else + info->flash_id = (FREESCALE_MANUFACT & FLASH_VENDMASK) | + (FREESCALE_ID_MCF5282 & FLASH_TYPEMASK); + info->size = 512*1024; + info->sector_count = 32; + #endif + protection = MCFCFM_PROT; + for (sector = 0; sector < info->sector_count; sector++) + { + if (sector == 0) + { + info->start[sector] = CFG_INT_FLASH_BASE; + } + else + { + info->start[sector] = info->start[sector-1] + 0x04000; + } + info->protect[sector] = protection & 1; + protection >>= 1; + } +} + +int cfm_flash_readycheck(int checkblank) +{ + int rc; + unsigned char state; + + rc = ERR_OK; + while (!(MCFCFM_USTAT & MCFCFM_USTAT_CCIF)); + state = MCFCFM_USTAT; + if (state & MCFCFM_USTAT_ACCERR) + { + debug ("%s(): CFM access error",__FUNCTION__); + rc = ERR_PROG_ERROR; + } + if (state & MCFCFM_USTAT_PVIOL) + { + debug ("%s(): CFM protection violation",__FUNCTION__); + rc = ERR_PROTECTED; + } + if (checkblank) + { + if (!(state & MCFCFM_USTAT_BLANK)) + { + debug ("%s(): CFM erras error",__FUNCTION__); + rc = ERR_NOT_ERASED; + } + } + MCFCFM_USTAT = state & 0x34; /* reset state */ + return rc; +} + +/* Erase 16KiB = 8 2KiB pages */ + +int cfm_flash_erase_sector (flash_info_t * info, int sector) +{ + ulong address; + int page; + int rc; + rc= ERR_OK; + address = cmf_backdoor_address(info->start[sector]); + for (page=0; (page<8) && (rc==ERR_OK); page++) + { + *(volatile __u32*) address = 0; + MCFCFM_CMD = MCFCFM_CMD_PGERS; + MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; + rc = cfm_flash_readycheck(0); + if (rc==ERR_OK) + { + *(volatile __u32*) address = 0; + MCFCFM_CMD = MCFCFM_CMD_PGERSVER; + MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; + rc = cfm_flash_readycheck(1); + } + address += 0x800; + } + return rc; +} + +int cfm_flash_write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + int rc; + ulong dest, data; + + rc = ERR_OK; + if (addr & 3) + { + debug ("Byte and Word alignment not supported\n"); + rc = ERR_ALIGN; + } + if (cnt & 3) + { + debug ("Byte and Word transfer not supported\n"); + rc = ERR_ALIGN; + } + dest = cmf_backdoor_address(addr); + while ((cnt>=4) && (rc == ERR_OK)) + { + data =*((volatile u32 *) src); + *(volatile u32*) dest = data; + MCFCFM_CMD = MCFCFM_CMD_PGM; + MCFCFM_USTAT = MCFCFM_USTAT_CBEIF; + rc = cfm_flash_readycheck(0); + if (*(volatile u32*) addr != data) rc = ERR_PROG_ERROR; + src +=4; + dest +=4; + addr +=4; + cnt -=4; + } + return rc; +} + +#ifdef CFG_FLASH_PROTECTION + +int cfm_flash_protect(flash_info_t * info,long sector,int prot) +{ + int rc; + + rc= ERR_OK; + if (prot) + { + MCFCFM_PROT |= (1<<sector); + info->protect[sector]=1; + } + else + { + MCFCFM_PROT &= ~(1<<sector); + info->protect[sector]=0; + } + return rc; +} + +#endif + +#endif diff --git a/board/BuS/EB+MCF-EV123/cfm_flash.h b/board/BuS/EB+MCF-EV123/cfm_flash.h new file mode 100644 index 0000000..cc8cdbd --- /dev/null +++ b/board/BuS/EB+MCF-EV123/cfm_flash.h @@ -0,0 +1,40 @@ +/* + * Basic Flash Driver for Freescale MCF 5282 internal FLASH + * + * (C) Copyright 2005 BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef __CFM_FLASH_H_ +#define __CFM_FLASH_H_ + +#define FREESCALE_MANUFACT 0xFACFFACF +#define FREESCALE_ID_MCF5281 0x5281 +#define FREESCALE_ID_MCF5282 0x5282 + +extern void cfm_flash_print_info (flash_info_t * info); +extern int cfm_flash_erase_sector (flash_info_t * info, int sector); +extern void cfm_flash_init (flash_info_t * info); +extern int cfm_flash_write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt); +#ifdef CFG_FLASH_PROTECTION +extern int cfm_flash_protect(flash_info_t * info,long sector,int prot); +#endif + +#endif diff --git a/board/BuS/EB+MCF-EV123/config.mk b/board/BuS/EB+MCF-EV123/config.mk new file mode 100644 index 0000000..9fe2fc5 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/config.mk @@ -0,0 +1,28 @@ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +sinclude $(TOPDIR)/board/$(BOARDDIR)/textbase.mk +ifndef TEXT_BASE +TEXT_BASE = 0xFE000000 +endif diff --git a/board/BuS/EB+MCF-EV123/flash.c b/board/BuS/EB+MCF-EV123/flash.c new file mode 100644 index 0000000..ba76bef --- /dev/null +++ b/board/BuS/EB+MCF-EV123/flash.c @@ -0,0 +1,413 @@ +/* + * (C) Copyright 2005 + * BuS Elektronik GmbH & Co.KG <esw@bus-elektonik.de> + * + * Based On + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include "cfm_flash.h" + +#define PHYS_FLASH_1 CFG_FLASH_BASE +#define FLASH_BANK_SIZE 0x200000 + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +void flash_print_info (flash_info_t * info) +{ + int i; + + switch (info->flash_id & FLASH_VENDMASK) { + case (AMD_MANUFACT & FLASH_VENDMASK): + printf ("AMD: "); + switch (info->flash_id & FLASH_TYPEMASK) { + case (AMD_ID_LV160B & FLASH_TYPEMASK): + printf ("AM29LV160B (16Bit)\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + break; + case FREESCALE_MANUFACT & FLASH_VENDMASK: + cfm_flash_print_info (info); + break; + default: + printf ("Unknown Vendor "); + break; + } + + puts (" Size: "); + if ((info->size >> 20) > 0) + { + printf ("%ld MiB",info->size >> 20); + } + else + { + printf ("%ld KiB",info->size >> 10); + } + printf (" in %d Sectors\n", info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; i++) { + if ((i % 4) == 0) { + printf ("\n "); + } + printf ("%02d: %08lX%s ", i,info->start[i], + info->protect[i] ? " P" : " "); + } + printf ("\n\n"); +} + +unsigned long flash_init (void) +{ + int i, j; + ulong size = 0; + + for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) { + ulong flashbase = 0; + + switch (i) + { + case 1: + flash_info[i].flash_id = + (AMD_MANUFACT & FLASH_VENDMASK) | + (AMD_ID_LV160B & FLASH_TYPEMASK); + flash_info[i].size = FLASH_BANK_SIZE; + flash_info[i].sector_count = CFG_MAX_FLASH_SECT; + memset (flash_info[i].protect, 0, CFG_MAX_FLASH_SECT); + flashbase = PHYS_FLASH_1; + for (j = 0; j < flash_info[i].sector_count; j++) { + if (j == 0) { + /* 1st is 16 KiB */ + flash_info[i].start[j] = flashbase; + } + if ((j >= 1) && (j <= 2)) { + /* 2nd and 3rd are 8 KiB */ + flash_info[i].start[j] = + flashbase + 0x4000 + 0x2000 * (j - 1); + } + if (j == 3) { + /* 4th is 32 KiB */ + flash_info[i].start[j] = flashbase + 0x8000; + } + if ((j >= 4) && (j <= 34)) { + /* rest is 256 KiB */ + flash_info[i].start[j] = + flashbase + 0x10000 + 0x10000 * (j - 4); + } + } + break; + case 0: + cfm_flash_init (&flash_info[i]); + break; + default: + panic ("configured to many flash banks!\n"); + } + + size += flash_info[i].size; + } + + flash_protect (FLAG_PROTECT_SET, + CFG_FLASH_BASE, + CFG_FLASH_BASE + 0xffff, &flash_info[0]); + + return size; +} + +#define CMD_READ_ARRAY 0x00F0 +#define CMD_UNLOCK1 0x00AA +#define CMD_UNLOCK2 0x0055 +#define CMD_ERASE_SETUP 0x0080 +#define CMD_ERASE_CONFIRM 0x0030 +#define CMD_PROGRAM 0x00A0 +#define CMD_UNLOCK_BYPASS 0x0020 + +#define MEM_FLASH_ADDR1 (*(volatile u16 *)(info->start[0] + (0x00000555<<1))) +#define MEM_FLASH_ADDR2 (*(volatile u16 *)(info->start[0] + (0x000002AA<<1))) + + +#define BIT_ERASE_DONE 0x0080 +#define BIT_RDY_MASK 0x0080 +#define BIT_PROGRAM_ERROR 0x0020 +#define BIT_TIMEOUT 0x80000000 /* our flag */ + +#define ERR_READY -1 + +int amd_flash_erase_sector(flash_info_t * info, int sector) +{ + int state; + ulong result; + + volatile u16 *addr = + (volatile u16 *) (info->start[sector]); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_ERASE_SETUP; + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + *addr = CMD_ERASE_CONFIRM; + + /* wait until flash is ready */ + state = 0; + set_timer (0); + + do { + result = *addr; + + /* check timeout */ + if (get_timer (0) > CFG_FLASH_ERASE_TOUT) { + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + state = ERR_TIMOUT; + } + + if (!state && (result & 0xFFFF) & BIT_ERASE_DONE) + state = ERR_READY; + } + while (!state); + if (state == ERR_READY) + state = ERR_OK; + + MEM_FLASH_ADDR1 = CMD_READ_ARRAY; + + return state; +} + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int iflag, cflag; + int sector; + int rc; + + rc = ERR_OK; + + if (info->flash_id == FLASH_UNKNOWN) + { + rc = ERR_UNKNOWN_FLASH_TYPE; + } /* (info->flash_id == FLASH_UNKNOWN) */ + + if ((s_first < 0) || (s_first > s_last) || s_last >= info->sector_count) + { + rc = ERR_INVAL; + } + + cflag = icache_status (); + icache_disable (); + iflag = disable_interrupts (); + + for (sector = s_first; (sector <= s_last) && (rc == ERR_OK); sector++) { + + if (info->protect[sector]) + { + putc('P'); /* protected sector will not erase */ + } + else + { + /* erase on unprotected sector */ + puts("E\b"); + switch (info->flash_id & FLASH_VENDMASK) + { + case (AMD_MANUFACT & FLASH_VENDMASK): + rc = amd_flash_erase_sector(info,sector); + break; + case (FREESCALE_MANUFACT & FLASH_VENDMASK): + rc = cfm_flash_erase_sector(info,sector); + break; + default: + return ERR_UNKNOWN_FLASH_VENDOR; + } + putc('.'); + } + } + if (rc!=ERR_OK) + { + printf ("\n "); + flash_perror (rc); + } + else + { + printf (" done\n"); + } + + udelay (10000); /* allow flash to settle - wait 10 ms */ + + if (iflag) + enable_interrupts (); + + if (cflag) + icache_enable (); + + return rc; +} + +volatile static int amd_write_word (flash_info_t * info, ulong dest, u16 data) +{ + volatile u16 *addr; + ulong result; + int cflag, iflag; + int state; + + /* + * Check if Flash is (sufficiently) erased + */ + addr = (volatile u16 *) dest; + + result = *addr; + if ((result & data) != data) + return ERR_NOT_ERASED; + + /* + * Disable interrupts which might cause a timeout + * here. Remember that our exception vectors are + * at address 0 in the flash, and we don't want a + * (ticker) exception to happen while the flash + * chip is in programming mode. + */ + + cflag = icache_status (); + icache_disable (); + iflag = disable_interrupts (); + + MEM_FLASH_ADDR1 = CMD_UNLOCK1; + MEM_FLASH_ADDR2 = CMD_UNLOCK2; + MEM_FLASH_ADDR1 = CMD_PROGRAM; + *addr = data; + + /* arm simple, non interrupt dependent timer */ + set_timer (0); + + /* wait until flash is ready */ + state = 0; + do { + result = *addr; + + /* check timeout */ + if (get_timer (0) > CFG_FLASH_ERASE_TOUT) { + state = ERR_TIMOUT; + } + if (!state && ((result & BIT_RDY_MASK) == (data & BIT_RDY_MASK))) + state = ERR_READY; + + } while (!state); + + *addr = CMD_READ_ARRAY; + + if (state == ERR_READY) + state = ERR_OK; + if ((*addr != data) && (state != ERR_TIMOUT)) + state = ERR_PROG_ERROR; + + if (iflag) + enable_interrupts (); + + if (cflag) + icache_enable (); + + return state; +} + +int amd_flash_write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + int rc; + ulong dest; + u16 data; + + rc = ERR_OK; + if (addr & 1) + { + debug ("Byte alignment not supported\n"); + rc = ERR_ALIGN; + } + if (cnt & 1) + { + debug ("Byte transfer not supported\n"); + rc = ERR_ALIGN; + } + + dest = addr; + while ((cnt>=2) && (rc == ERR_OK)) + { + data =*((volatile u16 *) src); + rc=amd_write_word (info,dest,data); + src +=2; + dest +=2; + cnt -=2; + } + return rc; +} + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + int rc; + + switch (info->flash_id & FLASH_VENDMASK) + { + case (AMD_MANUFACT & FLASH_VENDMASK): + rc = amd_flash_write_buff(info,src,addr,cnt); + break; + case (FREESCALE_MANUFACT & FLASH_VENDMASK): + rc = cfm_flash_write_buff(info,src,addr,cnt); + break; + default: + rc = ERR_UNKNOWN_FLASH_VENDOR; + } + return rc; + +} +int amd_flash_protect(flash_info_t * info,long sector,int prot) +{ + int rc; + rc= ERR_OK; + if (prot) + { + info->protect[sector]=1; + } + else + { + info->protect[sector]=0; + } + return rc; +} + +#ifdef CFG_FLASH_PROTECTION + +int flash_real_protect(flash_info_t * info,long sector,int prot) +{ + int rc; + + switch (info->flash_id & FLASH_VENDMASK) + { + case (AMD_MANUFACT & FLASH_VENDMASK): + rc = amd_flash_protect(info,sector,prot); + break; + case (FREESCALE_MANUFACT & FLASH_VENDMASK): + rc = cfm_flash_protect(info,sector,prot); + break; + default: + rc = ERR_UNKNOWN_FLASH_VENDOR; + } + return rc; +} + +#endif diff --git a/board/BuS/EB+MCF-EV123/textbase.mk b/board/BuS/EB+MCF-EV123/textbase.mk new file mode 100644 index 0000000..10106f4 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/textbase.mk @@ -0,0 +1 @@ +TEXT_BASE = 0xF0000000 diff --git a/board/BuS/EB+MCF-EV123/u-boot.lds b/board/BuS/EB+MCF-EV123/u-boot.lds new file mode 100644 index 0000000..d790018 --- /dev/null +++ b/board/BuS/EB+MCF-EV123/u-boot.lds @@ -0,0 +1,141 @@ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(m68k) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/mcf52x2/start.o (.text) + common/dlmalloc.o (.text) + lib_generic/string.o (.text) + lib_generic/vsprintf.o (.text) + lib_generic/crc32.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset; */ + common/environment.o(.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + __got_start = .; + *(.got) + __got_end = .; + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + _sbss = .; + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/altera/common/AMDLV065D.c b/board/altera/common/AMDLV065D.c new file mode 100644 index 0000000..8a7b14e --- /dev/null +++ b/board/altera/common/AMDLV065D.c @@ -0,0 +1,190 @@ +/* + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + + +#include <common.h> +#if defined(CONFIG_NIOS) +#include <nios.h> +#else +#include <asm/io.h> +#endif + +#define SECTSZ (64 * 1024) +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/*----------------------------------------------------------------------*/ +unsigned long flash_init (void) +{ + int i; + unsigned long addr; + flash_info_t *fli = &flash_info[0]; + + fli->size = CFG_FLASH_SIZE; + fli->sector_count = CFG_MAX_FLASH_SECT; + fli->flash_id = FLASH_MAN_AMD + FLASH_AMDLV065D; + + addr = CFG_FLASH_BASE; + for (i = 0; i < fli->sector_count; ++i) { + fli->start[i] = addr; + addr += SECTSZ; + fli->protect[i] = 1; + } + + return (CFG_FLASH_SIZE); +} +/*--------------------------------------------------------------------*/ +void flash_print_info (flash_info_t * info) +{ + int i, k; + int erased; + unsigned long *addr; + + printf (" Size: %ld KB in %d Sectors\n", + info->size >> 10, info->sector_count); + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + + /* Check if whole sector is erased */ + erased = 1; + addr = (unsigned long *) info->start[i]; + for (k = 0; k < SECTSZ/sizeof(unsigned long); k++) { + if ( readl(addr++) != (unsigned long)-1) { + erased = 0; + break; + } + } + + /* Print the info */ + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); + } + printf ("\n"); +} + +/*-------------------------------------------------------------------*/ + + +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + unsigned char *addr = (unsigned char *) info->start[0]; + unsigned char *addr2; + int prot, sect; + ulong start; + + /* Some sanity checking */ + if ((s_first < 0) || (s_first > s_last)) { + printf ("- no sectors to erase\n"); + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; ++sect) { + if (info->protect[sect]) { + prot++; + } + } + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + /* It's ok to erase multiple sectors provided we don't delay more + * than 50 usec between cmds ... at which point the erase time-out + * occurs. So don't go and put printf() calls in the loop ... it + * won't be very helpful ;-) + */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (unsigned char *) info->start[sect]; + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr, 0x80); + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr2, 0x30); + /* Now just wait for 0xff & provide some user + * feedback while we wait. + */ + start = get_timer (0); + while ( readb (addr2) != 0xff) { + udelay (1000 * 1000); + putc ('.'); + if (get_timer (start) > CFG_FLASH_ERASE_TOUT) { + printf ("timeout\n"); + return 1; + } + } + } + } + printf ("\n"); + return 0; +} + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + + vu_char *cmd = (vu_char *) info->start[0]; + vu_char *dst = (vu_char *) addr; + unsigned char b; + ulong start; + + while (cnt) { + /* Check for sufficient erase */ + b = *src; + if ((readb (dst) & b) != b) { + printf ("%02x : %02x\n", readb (dst), b); + return (2); + } + + writeb (cmd, 0xaa); + writeb (cmd, 0x55); + writeb (cmd, 0xa0); + writeb (dst, b); + + /* Verify write */ + start = get_timer (0); + while (readb (dst) != b) { + if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { + return 1; + } + } + dst++; + src++; + cnt--; + } + + return (0); +} diff --git a/board/altera/common/epled.c b/board/altera/common/epled.c new file mode 100644 index 0000000..c75fe8c --- /dev/null +++ b/board/altera/common/epled.c @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <nios2-io.h> +#include <status_led.h> + +/* The LED port is configured as output only, so we + * must track the state manually. + */ +static led_id_t val = 0; + +void __led_init (led_id_t mask, int state) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + if (state == STATUS_LED_ON) + val &= ~mask; + else + val |= mask; + writel (&pio->data, val); +} + +void __led_set (led_id_t mask, int state) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + if (state == STATUS_LED_ON) + val &= ~mask; + else + val |= mask; + writel (&pio->data, val); +} + +void __led_toggle (led_id_t mask) +{ + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; + + val ^= mask; + writel (&pio->data, val); +} diff --git a/board/altera/ep1c20/Makefile b/board/altera/ep1c20/Makefile new file mode 100644 index 0000000..a92b258 --- /dev/null +++ b/board/altera/ep1c20/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1c20/config.mk b/board/altera/ep1c20/config.mk new file mode 100644 index 0000000..dab2740 --- /dev/null +++ b/board/altera/ep1c20/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1c20/ep1c20.c b/board/altera/ep1c20/ep1c20.c new file mode 100644 index 0000000..2949139 --- /dev/null +++ b/board/altera/ep1c20/ep1c20.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1C20\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1c20/u-boot.lds b/board/altera/ep1c20/u-boot.lds new file mode 100644 index 0000000..b99b82c --- /dev/null +++ b/board/altera/ep1c20/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/altera/ep1s10/Makefile b/board/altera/ep1s10/Makefile new file mode 100644 index 0000000..a92b258 --- /dev/null +++ b/board/altera/ep1s10/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1s10/config.mk b/board/altera/ep1s10/config.mk new file mode 100644 index 0000000..dab2740 --- /dev/null +++ b/board/altera/ep1s10/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1s10/ep1s10.c b/board/altera/ep1s10/ep1s10.c new file mode 100644 index 0000000..9c7e28e --- /dev/null +++ b/board/altera/ep1s10/ep1s10.c @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +int board_early_init_f (void) +{ + return 0; +} + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1S10\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1s10/u-boot.lds b/board/altera/ep1s10/u-boot.lds new file mode 100644 index 0000000..b99b82c --- /dev/null +++ b/board/altera/ep1s10/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/altera/ep1s40/Makefile b/board/altera/ep1s40/Makefile new file mode 100644 index 0000000..a92b258 --- /dev/null +++ b/board/altera/ep1s40/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2001-2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +COMOBJS := ../common/AMDLV065D.o ../common/epled.o + +OBJS := $(BOARD).o $(COMOBJS) + +SOBJS = + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/altera/ep1s40/config.mk b/board/altera/ep1s40/config.mk new file mode 100644 index 0000000..dab2740 --- /dev/null +++ b/board/altera/ep1s40/config.mk @@ -0,0 +1,31 @@ +# +# (C) Copyright 2005, Psyent Corporation <www.psyent.com> +# Scott McNutt <smcnutt@psyent.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x01fc0000 + +PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul +PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/altera/ep1s40/ep1s40.c b/board/altera/ep1s40/ep1s40.c new file mode 100644 index 0000000..cb75550 --- /dev/null +++ b/board/altera/ep1s40/ep1s40.c @@ -0,0 +1,35 @@ +/* + * (C) Copyright 2005, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +int checkboard (void) +{ + puts ("BOARD : Altera EP-1S40\n"); + return 0; +} + +long int initdram (int board_type) +{ + return (0); +} diff --git a/board/altera/ep1s40/u-boot.lds b/board/altera/ep1s40/u-boot.lds new file mode 100644 index 0000000..b99b82c --- /dev/null +++ b/board/altera/ep1s40/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2004, Psyent Corporation <www.psyent.com> + * Scott McNutt <smcnutt@psyent.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + + +OUTPUT_FORMAT("elf32-littlenios2") +OUTPUT_ARCH(nios2) +ENTRY(_start) + +SECTIONS +{ + .text : + { + cpu/nios2/start.o (.text) + *(.text) + *(.text.*) + *(.gnu.linkonce.t*) + *(.rodata) + *(.rodata.*) + *(.gnu.linkonce.r*) + } + . = ALIGN (4); + _etext = .; + PROVIDE (etext = .); + + /* CMD TABLE - sandwich this in between text and data so + * the initialization code relocates the command table as + * well -- admittedly, this is just pure laziness ;-) + */ + __u_boot_cmd_start = .; + .u_boot_cmd : + { + *(.u_boot_cmd) + } + . = ALIGN(4); + __u_boot_cmd_end = .; + + /* INIT DATA sections - "Small" data (see the gcc -G option) + * is always gp-relative. Here we make all init data sections + * adjacent to simplify the startup code -- and provide + * the global pointer for gp-relative access. + */ + _data = .; + .data : + { + *(.data) + *(.data.*) + *(.gnu.linkonce.d*) + } + + . = ALIGN(16); + _gp = .; /* Global pointer addr */ + PROVIDE (gp = .); + + .sdata : + { + *(.sdata) + *(.sdata.*) + *(.gnu.linkonce.s.*) + } + . = ALIGN(4); + + _edata = .; + PROVIDE (edata = .); + + /* UNINIT DATA - Small uninitialized data is first so it's + * adjacent to sdata and can be referenced via gp. The normal + * bss follows. We keep it adjacent to simplify init code. + */ + __bss_start = .; + .sbss : + { + *(.sbss) + *(.sbss.*) + *(.gnu.linkonce.sb.*) + *(.scommon) + } + . = ALIGN(4); + .bss : + { + *(.bss) + *(.bss.*) + *(.dynbss) + *(COMMON) + *(.scommon) + } + . = ALIGN(4); + _end = .; + PROVIDE (end = .); + + /* DEBUG -- symbol table, string table, etc. etc. + */ + .stab 0 : { *(.stab) } + .stabstr 0 : { *(.stabstr) } + .stab.excl 0 : { *(.stab.excl) } + .stab.exclstr 0 : { *(.stab.exclstr) } + .stab.index 0 : { *(.stab.index) } + .stab.indexstr 0 : { *(.stab.indexstr) } + .comment 0 : { *(.comment) } + .debug 0 : { *(.debug) } + .line 0 : { *(.line) } + .debug_srcinfo 0 : { *(.debug_srcinfo) } + .debug_sfnames 0 : { *(.debug_sfnames) } + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + .debug_info 0 : { *(.debug_info) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } +} diff --git a/board/amcc/yellowstone/yellowstone.c b/board/amcc/yellowstone/yellowstone.c index 20965c8..86d0db7 100644 --- a/board/amcc/yellowstone/yellowstone.c +++ b/board/amcc/yellowstone/yellowstone.c @@ -79,8 +79,8 @@ int board_early_init_f(void) out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); /* external interrupts IRQ0...3 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x0f000000); - out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x00005500); + out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x00f00000); + out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); #if 0 /* test-only */ diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index 392d0dc..6742441 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -79,8 +79,8 @@ int board_early_init_f(void) out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); /* external interrupts IRQ0...3 */ - out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x0f000000); - out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x00005500); + out32(GPIO1_TCR, in32(GPIO1_TCR) & ~0x00f00000); + out32(GPIO1_TSRL, in32(GPIO1_TSRL) & ~0x0000ff00); out32(GPIO1_ISR1L, in32(GPIO1_ISR1L) | 0x00005500); /*setup USB 2.0 */ diff --git a/board/bc3450/bc3450.c b/board/bc3450/bc3450.c index a030b82..0d86518 100644 --- a/board/bc3450/bc3450.c +++ b/board/bc3450/bc3450.c @@ -1,6 +1,4 @@ /* - * -- Version 1.1 -- - * * (C) Copyright 2003-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * @@ -13,9 +11,6 @@ * (C) Copyright 2006 * Stefan Strobl, GERSYS GmbH, stefan.strobl@gersys.de * - * History: - * 1.1 - improved SM501 init to meet spec timing - * * See file CREDITS for list of people who contributed to this * project. * @@ -51,7 +46,7 @@ #ifdef CONFIG_RTC_MPC5200 #include <rtc.h> -#endif +#endif #ifdef CONFIG_PS2MULT void ps2mult_early_init(void); @@ -375,7 +370,7 @@ ulong post_word_load (void) int board_early_init_r (void) { #ifdef CONFIG_RTC_MPC5200 - struct rtc_time t; + struct rtc_time t; /* set to Wed Dec 31 19:00:00 1969 */ t.tm_sec = t.tm_min = 0; @@ -384,7 +379,7 @@ int board_early_init_r (void) t.tm_mon = 12; t.tm_year = 1969; t.tm_wday = 3; - + rtc_set(&t); #endif /* CONFIG_RTC_MPC5200 */ @@ -482,7 +477,7 @@ int last_stage_init (void) } else { puts ("VGA: SMI501 (Voyager) with 8 MB\n"); } - /* restore origianl FB content */ + /* restore origianl FB content */ if (restore) { *(volatile u16 *)CFG_CS1_START = save; __asm__ volatile ("sync"); @@ -493,8 +488,8 @@ int last_stage_init (void) #ifdef CONFIG_VIDEO_SM501 -#define DISPLAY_WIDTH 640 -#define DISPLAY_HEIGHT 480 +#define DISPLAY_WIDTH 640 +#define DISPLAY_HEIGHT 480 #ifdef CONFIG_VIDEO_SM501_8BPP #error CONFIG_VIDEO_SM501_8BPP not supported. @@ -633,7 +628,7 @@ unsigned int board_video_init (void) } else { ret = SM501_MMIO_BASE; } - + if (restore) { *(volatile u16 *)CFG_CS1_START = save; __asm__ volatile ("sync"); diff --git a/board/bc3450/cmd_bc3450.c b/board/bc3450/cmd_bc3450.c index 1442b68..6bbe4e6 100644 --- a/board/bc3450/cmd_bc3450.c +++ b/board/bc3450/cmd_bc3450.c @@ -27,7 +27,7 @@ #include <common.h> #include <command.h> -/* +/* * BC3450 specific commands */ #if (CONFIG_COMMANDS & CFG_CMD_BSP) @@ -39,7 +39,7 @@ # define dprintf(fmt,args...) #endif -/* +/* * Definitions for DS1620 chip */ #define THERM_START_CONVERT 0xee @@ -57,8 +57,8 @@ #define CFG_STANDALONE 0 struct therm { - int hi; - int lo; + int hi; + int lo; }; /* @@ -124,36 +124,46 @@ struct therm { * Yet, the initialisation sequence is executed only the first * time the function is called. */ -int sm501_gpio_init(void) +int sm501_gpio_init (void) { - static int init_done = 0; + static int init_done = 0; - if(init_done) { + if (init_done) { /* dprintf("sm501_gpio_init: nothing to be done.\n"); */ - return 1; - } - - /* enable SM501 GPIO control (in both power modes) */ - *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE0_GATE) |= POWER_MODE_GATE_GPIO_PWM_I2C; - *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE1_GATE) |= POWER_MODE_GATE_GPIO_PWM_I2C; - - /* set up default O/Ps */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~(DS1620_RES | DS1620_CLK); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~(FP_DATA_TRI); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= (BUZZER | PWR_OFF); - - /* configure directions for SM501 GPIO pins */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_LOW) &= ~(0xFF << 24); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_HIGH) &= ~(0x3F << 14); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~(DIP | DS1620_DQ); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= (DS1620_RES | DS1620_CLK); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) &= ~DS1620_TLOW; - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) |= (PWR_OFF | BUZZER | FP_DATA_TRI); - - init_done = 1; + return 1; + } + + /* enable SM501 GPIO control (in both power modes) */ + *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE0_GATE) |= + POWER_MODE_GATE_GPIO_PWM_I2C; + *(vu_long *) (SM501_MMIO_BASE + SM501_POWER_MODE1_GATE) |= + POWER_MODE_GATE_GPIO_PWM_I2C; + + /* set up default O/Ps */ + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= + ~(DS1620_RES | DS1620_CLK); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= + ~(FP_DATA_TRI); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= + (BUZZER | PWR_OFF); + + /* configure directions for SM501 GPIO pins */ + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_LOW) &= ~(0xFF << 24); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_CTRL_HIGH) &= + ~(0x3F << 14); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= + ~(DIP | DS1620_DQ); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= + (DS1620_RES | DS1620_CLK); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) &= + ~DS1620_TLOW; + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_HIGH) |= + (PWR_OFF | BUZZER | FP_DATA_TRI); + + init_done = 1; /* dprintf("sm501_gpio_init: done.\n"); */ - return 0; + return 0; } @@ -163,347 +173,358 @@ int sm501_gpio_init(void) * read and prints the dip switch * and/or external config inputs (4bits) 0...0x0F */ -int cmd_dip (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +int cmd_dip (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { - vu_long rc = 0; + vu_long rc = 0; - sm501_gpio_init(); + sm501_gpio_init (); - /* read dip switch */ - rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); - rc = ~rc; - rc &= DIP; - rc = (int)(rc >> 24); + /* read dip switch */ + rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); + rc = ~rc; + rc &= DIP; + rc = (int) (rc >> 24); - /* plausibility check */ - if (rc > 0x0F) - return -1; + /* plausibility check */ + if (rc > 0x0F) + return -1; - printf ("0x%x\n", rc); - return 0; + printf ("0x%x\n", rc); + return 0; } -U_BOOT_CMD( - dip , 1, 1, cmd_dip, - "dip - read dip switch and config inputs\n", - "\n" - " - prints the state of the dip switch and/or\n" - " external configuration inputs as hex value.\n" - " - \"Config 1\" is the LSB\n" - ); +U_BOOT_CMD (dip, 1, 1, cmd_dip, + "dip - read dip switch and config inputs\n", + "\n" + " - prints the state of the dip switch and/or\n" + " external configuration inputs as hex value.\n" + " - \"Config 1\" is the LSB\n"); /* * buz - turns Buzzer on/off */ #ifdef CONFIG_BC3450_BUZZER -static int cmd_buz (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +static int cmd_buz (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { - if (argc != 2) { - printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); - return 1; - } + if (argc != 2) { + printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); + return 1; + } - sm501_gpio_init(); + sm501_gpio_init (); - if (strncmp (argv[1], "on", 2) == 0) { - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~(BUZZER); - return 0; - } - else if (strncmp (argv[1], "off", 3) == 0) { - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= BUZZER; - return 0; - } - printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); - return 1; + if (strncmp (argv[1], "on", 2) == 0) { + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= + ~(BUZZER); + return 0; + } else if (strncmp (argv[1], "off", 3) == 0) { + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) |= + BUZZER; + return 0; + } + printf ("Usage:\nspecify one argument: \"on\" or \"off\"\n"); + return 1; } -U_BOOT_CMD( - buz , 2, 1, cmd_buz, - "buz - turns buzzer on/off\n", - "\n" - "buz <on/off>\n" - " - turns the buzzer on or off\n" - ); +U_BOOT_CMD (buz, 2, 1, cmd_buz, + "buz - turns buzzer on/off\n", + "\n" "buz <on/off>\n" " - turns the buzzer on or off\n"); #endif /* CONFIG_BC3450_BUZZER */ /* * fp - front panel commands */ -static int cmd_fp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +static int cmd_fp (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { - sm501_gpio_init(); - - if (strncmp (argv[1], "on", 2) == 0) { - /* turn on VDD first */ - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_VDDEN; - udelay(1000); - /* then put data on */ - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_DATA; - /* wait some time and enable backlight */ - udelay(1000); - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; - udelay(1000); - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; - return 0; - } - else if (strncmp (argv[1], "off", 3) == 0) { - /* turn off the backlight first */ - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; - udelay(1000); - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; - udelay(200000); - /* wait some time, then remove data */ - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_DATA; - udelay(1000); - /* and remove VDD last */ - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_VDDEN; - return 0; - } - else if (strncmp (argv[1], "bl", 2) == 0) { - /* turn on/off backlight only */ - if (strncmp (argv[2], "on", 2) == 0) { - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; - udelay(1000); - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; - return 0; - } - else if (strncmp (argv[2], "off", 3) == 0) { - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; - udelay(1000); - *(vu_long *)(SM501_MMIO_BASE + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; - return 0; + sm501_gpio_init (); + + if (strncmp (argv[1], "on", 2) == 0) { + /* turn on VDD first */ + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_VDDEN; + udelay (1000); + /* then put data on */ + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_DATA; + /* wait some time and enable backlight */ + udelay (1000); + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_BIAS; + udelay (1000); + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= SM501_PDC_FPEN; + return 0; + } else if (strncmp (argv[1], "off", 3) == 0) { + /* turn off the backlight first */ + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_FPEN; + udelay (1000); + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_BIAS; + udelay (200000); + /* wait some time, then remove data */ + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= ~SM501_PDC_DATA; + udelay (1000); + /* and remove VDD last */ + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= + ~SM501_PDC_VDDEN; + return 0; + } else if (strncmp (argv[1], "bl", 2) == 0) { + /* turn on/off backlight only */ + if (strncmp (argv[2], "on", 2) == 0) { + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= + SM501_PDC_BIAS; + udelay (1000); + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) |= + SM501_PDC_FPEN; + return 0; + } else if (strncmp (argv[2], "off", 3) == 0) { + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= + ~SM501_PDC_FPEN; + udelay (1000); + *(vu_long *) (SM501_MMIO_BASE + + SM501_PANEL_DISPLAY_CONTROL) &= + ~SM501_PDC_BIAS; + return 0; + } } - } #ifdef CONFIG_BC3450_CRT - else if (strncmp (argv[1], "crt", 3) == 0) { - /* enables/disables the crt output (debug only) */ - if(strncmp (argv[2], "on", 2) == 0) { - *(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) |= - (SM501_CDC_TE | SM501_CDC_E); - *(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) &= - ~SM501_CDC_SEL; - return 0; - } - else if (strncmp (argv[2], "off", 3) == 0) { - *(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) &= - ~(SM501_CDC_TE | SM501_CDC_E); - *(vu_long *)(SM501_MMIO_BASE + SM501_CRT_DISPLAY_CONTROL) |= - SM501_CDC_SEL; - return 0; + else if (strncmp (argv[1], "crt", 3) == 0) { + /* enables/disables the crt output (debug only) */ + if (strncmp (argv[2], "on", 2) == 0) { + *(vu_long *) (SM501_MMIO_BASE + + SM501_CRT_DISPLAY_CONTROL) |= + (SM501_CDC_TE | SM501_CDC_E); + *(vu_long *) (SM501_MMIO_BASE + + SM501_CRT_DISPLAY_CONTROL) &= + ~SM501_CDC_SEL; + return 0; + } else if (strncmp (argv[2], "off", 3) == 0) { + *(vu_long *) (SM501_MMIO_BASE + + SM501_CRT_DISPLAY_CONTROL) &= + ~(SM501_CDC_TE | SM501_CDC_E); + *(vu_long *) (SM501_MMIO_BASE + + SM501_CRT_DISPLAY_CONTROL) |= + SM501_CDC_SEL; + return 0; + } } - } #endif /* CONFIG_BC3450_CRT */ - printf("Usage:%s\n", cmdtp->help); - return 1; + printf ("Usage:%s\n", cmdtp->help); + return 1; } -U_BOOT_CMD( - fp , 3, 1, cmd_fp, - "fp - front panes access functions\n", - "\n" - "fp bl <on/off>\n" - " - turns the CCFL backlight of the display on/off\n" - "fp <on/off>\n" - " - turns the whole display on/off\n" +U_BOOT_CMD (fp, 3, 1, cmd_fp, + "fp - front panes access functions\n", + "\n" + "fp bl <on/off>\n" + " - turns the CCFL backlight of the display on/off\n" + "fp <on/off>\n" " - turns the whole display on/off\n" #ifdef CONFIG_BC3450_CRT - "fp crt <on/off>\n" - " - enables/disables the crt output (debug only)\n" + "fp crt <on/off>\n" + " - enables/disables the crt output (debug only)\n" #endif /* CONFIG_BC3450_CRT */ - ); + ); /* * temp - DS1620 thermometer */ /* GERSYS BC3450 specific functions */ -static inline void bc_ds1620_set_clk(int clk) +static inline void bc_ds1620_set_clk (int clk) { - if(clk) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_CLK; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_CLK; + if (clk) + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= + DS1620_CLK; + else + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= + ~DS1620_CLK; } -static inline void bc_ds1620_set_data(int dat) +static inline void bc_ds1620_set_data (int dat) { - if(dat) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_DQ; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_DQ; + if (dat) + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= + DS1620_DQ; + else + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= + ~DS1620_DQ; } -static inline int bc_ds1620_get_data(void) +static inline int bc_ds1620_get_data (void) { - vu_long rc; - rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); - rc &= DS1620_DQ; - if(rc != 0) - rc = 1; - return (int)rc; + vu_long rc; + + rc = *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW); + rc &= DS1620_DQ; + if (rc != 0) + rc = 1; + return (int) rc; } -static inline void bc_ds1620_set_data_dir(int dir) +static inline void bc_ds1620_set_data_dir (int dir) { - if(dir) /* in */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~DS1620_DQ; - else /* out */ - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= DS1620_DQ; + if (dir) /* in */ + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) &= ~DS1620_DQ; + else /* out */ + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_DIR_LOW) |= DS1620_DQ; } -static inline void bc_ds1620_set_reset(int res) +static inline void bc_ds1620_set_reset (int res) { - if(res) - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_RES; - else - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_RES; + if (res) + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) |= DS1620_RES; + else + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_LOW) &= ~DS1620_RES; } /* hardware independent functions */ -static void ds1620_send_bits(int nr, int value) +static void ds1620_send_bits (int nr, int value) { - int i; - - for (i = 0; i < nr; i++) { - bc_ds1620_set_data(value & 1); - bc_ds1620_set_clk(0); - udelay(1); - bc_ds1620_set_clk(1); - udelay(1); - - value >>= 1; - } + int i; + + for (i = 0; i < nr; i++) { + bc_ds1620_set_data (value & 1); + bc_ds1620_set_clk (0); + udelay (1); + bc_ds1620_set_clk (1); + udelay (1); + + value >>= 1; + } } -static unsigned int ds1620_recv_bits(int nr) +static unsigned int ds1620_recv_bits (int nr) { - unsigned int value = 0, mask = 1; - int i; + unsigned int value = 0, mask = 1; + int i; - bc_ds1620_set_data(0); + bc_ds1620_set_data (0); - for (i = 0; i < nr; i++) { - bc_ds1620_set_clk(0); - udelay(1); + for (i = 0; i < nr; i++) { + bc_ds1620_set_clk (0); + udelay (1); - if (bc_ds1620_get_data()) - value |= mask; + if (bc_ds1620_get_data ()) + value |= mask; - mask <<= 1; + mask <<= 1; - bc_ds1620_set_clk(1); - udelay(1); - } + bc_ds1620_set_clk (1); + udelay (1); + } - return value; + return value; } -static void ds1620_out(int cmd, int bits, int value) +static void ds1620_out (int cmd, int bits, int value) { - bc_ds1620_set_clk(1); - bc_ds1620_set_data_dir(0); + bc_ds1620_set_clk (1); + bc_ds1620_set_data_dir (0); - bc_ds1620_set_reset(0); - udelay(1); - bc_ds1620_set_reset(1); + bc_ds1620_set_reset (0); + udelay (1); + bc_ds1620_set_reset (1); - udelay(1); + udelay (1); - ds1620_send_bits(8, cmd); - if (bits) - ds1620_send_bits(bits, value); + ds1620_send_bits (8, cmd); + if (bits) + ds1620_send_bits (bits, value); - udelay(1); + udelay (1); - /* go stand alone */ - bc_ds1620_set_data_dir(1); - bc_ds1620_set_reset(0); - bc_ds1620_set_clk(0); + /* go stand alone */ + bc_ds1620_set_data_dir (1); + bc_ds1620_set_reset (0); + bc_ds1620_set_clk (0); - udelay(10000); + udelay (10000); } -static unsigned int ds1620_in(int cmd, int bits) +static unsigned int ds1620_in (int cmd, int bits) { - unsigned int value; + unsigned int value; - bc_ds1620_set_clk(1); - bc_ds1620_set_data_dir(0); + bc_ds1620_set_clk (1); + bc_ds1620_set_data_dir (0); - bc_ds1620_set_reset(0); - udelay(1); - bc_ds1620_set_reset(1); + bc_ds1620_set_reset (0); + udelay (1); + bc_ds1620_set_reset (1); - udelay(1); + udelay (1); - ds1620_send_bits(8, cmd); + ds1620_send_bits (8, cmd); - bc_ds1620_set_data_dir(1); - value = ds1620_recv_bits(bits); + bc_ds1620_set_data_dir (1); + value = ds1620_recv_bits (bits); - /* go stand alone */ - bc_ds1620_set_data_dir(1); - bc_ds1620_set_reset(0); - bc_ds1620_set_clk(0); + /* go stand alone */ + bc_ds1620_set_data_dir (1); + bc_ds1620_set_reset (0); + bc_ds1620_set_clk (0); - return value; + return value; } -static int cvt_9_to_int(unsigned int val) +static int cvt_9_to_int (unsigned int val) { - if (val & 0x100) - val |= 0xfffffe00; + if (val & 0x100) + val |= 0xfffffe00; - return val; + return val; } /* set thermostate thresholds */ -static void ds1620_write_state(struct therm *therm) +static void ds1620_write_state (struct therm *therm) { - ds1620_out(THERM_WRITE_TL, 9, therm->lo); - ds1620_out(THERM_WRITE_TH, 9, therm->hi); - ds1620_out(THERM_START_CONVERT, 0, 0); + ds1620_out (THERM_WRITE_TL, 9, therm->lo); + ds1620_out (THERM_WRITE_TH, 9, therm->hi); + ds1620_out (THERM_START_CONVERT, 0, 0); } -static int cmd_temp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +static int cmd_temp (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { - int i; - struct therm therm; + int i; + struct therm therm; - sm501_gpio_init(); + sm501_gpio_init (); - /* print temperature */ - if (argc == 1) { - i = cvt_9_to_int(ds1620_in(THERM_READ_TEMP, 9)); - printf("%d.%d C\n", i >> 1, i & 1 ? 5 : 0); - return 0; - } - - /* set to default operation */ - if (strncmp (argv[1], "set", 3) == 0) { - if(strncmp (argv[2], "default", 3) == 0) { - therm.hi = +88; - therm.lo = -20; - therm.hi <<= 1; - therm.lo <<= 1; - ds1620_write_state(&therm); - ds1620_out(THERM_WRITE_CONFIG, 8, CFG_STANDALONE); - return 0; + /* print temperature */ + if (argc == 1) { + i = cvt_9_to_int (ds1620_in (THERM_READ_TEMP, 9)); + printf ("%d.%d C\n", i >> 1, i & 1 ? 5 : 0); + return 0; } - } - printf ("Usage:%s\n", cmdtp->help); - return 1; + /* set to default operation */ + if (strncmp (argv[1], "set", 3) == 0) { + if (strncmp (argv[2], "default", 3) == 0) { + therm.hi = +88; + therm.lo = -20; + therm.hi <<= 1; + therm.lo <<= 1; + ds1620_write_state (&therm); + ds1620_out (THERM_WRITE_CONFIG, 8, CFG_STANDALONE); + return 0; + } + } + + printf ("Usage:%s\n", cmdtp->help); + return 1; } -U_BOOT_CMD( - temp , 3, 1, cmd_temp, - "temp - print current temperature\n", - "\n" - "temp\n" - " - print current temperature\n" -); +U_BOOT_CMD (temp, 3, 1, cmd_temp, + "temp - print current temperature\n", + "\n" "temp\n" " - print current temperature\n"); #ifdef CONFIG_BC3450_CAN /* @@ -512,40 +533,40 @@ U_BOOT_CMD( * return 1 on CAN initialization failure * return 0 if no failure */ -int can_init(void) +int can_init (void) { static int init_done = 0; int i; struct mpc5xxx_mscan *can1 = - (struct mpc5xxx_mscan *)(CFG_MBAR + 0x0900); + (struct mpc5xxx_mscan *) (CFG_MBAR + 0x0900); struct mpc5xxx_mscan *can2 = - (struct mpc5xxx_mscan *)(CFG_MBAR + 0x0980); + (struct mpc5xxx_mscan *) (CFG_MBAR + 0x0980); /* GPIO configuration of the CAN pins is done in BC3450.h */ if (!init_done) { /* init CAN 1 */ can1->canctl1 |= 0x80; /* CAN enable */ - udelay(100); + udelay (100); i = 0; can1->canctl0 |= 0x02; /* sleep mode */ /* wait until sleep mode reached */ while (!(can1->canctl1 & 0x02)) { - udelay(10); - i++; - if (i == 10) { - printf ("%s: CAN1 initialize error, " - "can not enter sleep mode!\n", - __FUNCTION__); - return 1; - } + udelay (10); + i++; + if (i == 10) { + printf ("%s: CAN1 initialize error, " + "can not enter sleep mode!\n", + __FUNCTION__); + return 1; + } } i = 0; can1->canctl0 = 0x01; /* enter init mode */ /* wait until init mode reached */ while (!(can1->canctl1 & 0x01)) { - udelay(10); + udelay (10); i++; if (i == 10) { printf ("%s: CAN1 initialize error, " @@ -577,7 +598,7 @@ int can_init(void) can1->canctl0 &= ~(0x02); /* wait until init and sleep mode left */ while ((can1->canctl1 & 0x01) || (can1->canctl1 & 0x02)) { - udelay(10); + udelay (10); i++; if (i == 10) { printf ("%s: CAN1 initialize error, " @@ -589,13 +610,13 @@ int can_init(void) /* init CAN 2 */ can2->canctl1 |= 0x80; /* CAN enable */ - udelay(100); + udelay (100); i = 0; can2->canctl0 |= 0x02; /* sleep mode */ /* wait until sleep mode reached */ - while (!(can2->canctl1 & 0x02)) { - udelay(10); + while (!(can2->canctl1 & 0x02)) { + udelay (10); i++; if (i == 10) { printf ("%s: CAN2 initialize error, " @@ -607,8 +628,8 @@ int can_init(void) i = 0; can2->canctl0 = 0x01; /* enter init mode */ /* wait until init mode reached */ - while (!(can2->canctl1 & 0x01)) { - udelay(10); + while (!(can2->canctl1 & 0x01)) { + udelay (10); i++; if (i == 10) { printf ("%s: CAN2 initialize error, " @@ -640,7 +661,7 @@ int can_init(void) i = 0; /* wait until init mode left */ while ((can2->canctl1 & 0x01) || (can2->canctl1 & 0x02)) { - udelay(10); + udelay (10); i++; if (i == 10) { printf ("%s: CAN2 initialize error, " @@ -661,13 +682,13 @@ int can_init(void) * return 1 on CAN failure * return 0 if no failure */ -int do_can(char *argv[]) +int do_can (char *argv[]) { int i; - struct mpc5xxx_mscan *can1 = - (struct mpc5xxx_mscan *)(CFG_MBAR + 0x0900); - struct mpc5xxx_mscan *can2 = - (struct mpc5xxx_mscan *)(CFG_MBAR + 0x0980); + struct mpc5xxx_mscan *can1 = + (struct mpc5xxx_mscan *) (CFG_MBAR + 0x0900); + struct mpc5xxx_mscan *can2 = + (struct mpc5xxx_mscan *) (CFG_MBAR + 0x0980); /* send a message on CAN1 */ can1->cantbsel = 0x01; @@ -685,30 +706,27 @@ int do_can(char *argv[]) i++; if (i == 10) { printf ("%s: CAN1 send timeout, " - "can not send message!\n", - __FUNCTION__); + "can not send message!\n", __FUNCTION__); return 1; } - udelay(1000); + udelay (1000); } - udelay(1000); + udelay (1000); i = 0; - while (!(can2->canrflg & 0x01)) { + while (!(can2->canrflg & 0x01)) { i++; if (i == 10) { printf ("%s: CAN2 receive timeout, " - "no message received!\n", - __FUNCTION__); + "no message received!\n", __FUNCTION__); return 1; } - udelay(1000); + udelay (1000); } - + if (can2->canrxfg.dsr[0] != 0xCC) { printf ("%s: CAN2 receive error, " - "data mismatch!\n", - __FUNCTION__); + "data mismatch!\n", __FUNCTION__); return 1; } @@ -728,24 +746,22 @@ int do_can(char *argv[]) i++; if (i == 10) { printf ("%s: CAN2 send error, " - "can not send message!\n", - __FUNCTION__); + "can not send message!\n", __FUNCTION__); return 1; } - udelay(1000); + udelay (1000); } - udelay(1000); + udelay (1000); i = 0; - while (!(can1->canrflg & 0x01)) { + while (!(can1->canrflg & 0x01)) { i++; if (i == 10) { printf ("%s: CAN1 receive timeout, " - "no message received!\n", - __FUNCTION__); + "no message received!\n", __FUNCTION__); return 1; } - udelay(1000); + udelay (1000); } if (can1->canrxfg.dsr[0] != 0xCC) { @@ -761,53 +777,51 @@ int do_can(char *argv[]) /* * test - BC3450 HW test routines */ -int cmd_test(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +int cmd_test (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) { #ifdef CONFIG_BC3450_CAN - int rcode; - can_init(); + int rcode; + + can_init (); #endif /* CONFIG_BC3450_CAN */ - sm501_gpio_init(); + sm501_gpio_init (); - if (argc != 2) { - printf ("Usage:%s\n", cmdtp->help); - return 1; - } + if (argc != 2) { + printf ("Usage:%s\n", cmdtp->help); + return 1; + } - if (strncmp (argv[1], "unit-off", 8) == 0) { - printf ("waiting 2 seconds...\n"); - udelay(2000000); - *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= ~PWR_OFF; - return 0; - } + if (strncmp (argv[1], "unit-off", 8) == 0) { + printf ("waiting 2 seconds...\n"); + udelay (2000000); + *(vu_long *) (SM501_MMIO_BASE + SM501_GPIO_DATA_HIGH) &= + ~PWR_OFF; + return 0; + } #ifdef CONFIG_BC3450_CAN - else if (strncmp (argv[1], "can", 2) == 0) { - rcode = do_can (argv); - if (simple_strtoul(argv[2], NULL, 10) == 2) { - if (rcode == 0) - printf ("OK\n"); - else - printf ("Error\n"); + else if (strncmp (argv[1], "can", 2) == 0) { + rcode = do_can (argv); + if (simple_strtoul (argv[2], NULL, 10) == 2) { + if (rcode == 0) + printf ("OK\n"); + else + printf ("Error\n"); + } + return rcode; } - return rcode; - } #endif /* CONFIG_BC3450_CAN */ - printf ("Usage:%s\n", cmdtp->help); - return 1; + printf ("Usage:%s\n", cmdtp->help); + return 1; } -U_BOOT_CMD( - test , 2, 1, cmd_test, - "test - unit test routines\n", - "\n" +U_BOOT_CMD (test, 2, 1, cmd_test, "test - unit test routines\n", "\n" #ifdef CONFIG_BC3450_CAN - "test can\n" - " - connect CAN1 (X8) with CAN2 (X9) for this test\n" + "test can\n" + " - connect CAN1 (X8) with CAN2 (X9) for this test\n" #endif /* CONFIG_BC3450_CAN */ - "test unit-off\n" - " - turns off the BC3450 unit\n" - " WARNING: Unsaved environment variables will be lost!\n" - ); + "test unit-off\n" + " - turns off the BC3450 unit\n" + " WARNING: Unsaved environment variables will be lost!\n"); #endif /* CFG_CMD_BSP */ diff --git a/board/cobra5272/flash.c b/board/cobra5272/flash.c index 73cc2f2..82452e2 100644 --- a/board/cobra5272/flash.c +++ b/board/cobra5272/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/delta/delta.c b/board/delta/delta.c index b7671dd..b127ac8 100644 --- a/board/delta/delta.c +++ b/board/delta/delta.c @@ -28,6 +28,8 @@ #include <common.h> #include <i2c.h> #include <da9030.h> +#include <malloc.h> +#include <command.h> #include <asm/arch/pxa-regs.h> DECLARE_GLOBAL_DATA_PTR; @@ -35,6 +37,9 @@ DECLARE_GLOBAL_DATA_PTR; /* ------------------------------------------------------------------------- */ static void init_DA9030(void); +static void keys_init(void); +static void get_pressed_keys(uchar *s); +static uchar *key_match(uchar *kbd_data); /* * Miscelaneous platform dependent initialisations @@ -56,13 +61,216 @@ int board_init (void) int board_late_init(void) { +#ifdef DELTA_CHECK_KEYBD + uchar kbd_data[KEYBD_DATALEN]; + char keybd_env[2 * KEYBD_DATALEN + 1]; + char *str; + int i; +#endif /* DELTA_CHECK_KEYBD */ + setenv("stdout", "serial"); setenv("stderr", "serial"); + +#ifdef DELTA_CHECK_KEYBD + keys_init(); + + memset(kbd_data, '\0', KEYBD_DATALEN); + + /* check for pressed keys and setup keybd_env */ + get_pressed_keys(kbd_data); + + for (i = 0; i < KEYBD_DATALEN; ++i) { + sprintf (keybd_env + i + i, "%02X", kbd_data[i]); + } + setenv ("keybd", keybd_env); + + str = strdup ((char *)key_match (kbd_data)); /* decode keys */ + +# ifdef CONFIG_PREBOOT /* automatically configure "preboot" command on key match */ + setenv ("preboot", str); /* set or delete definition */ +# endif /* CONFIG_PREBOOT */ + if (str != NULL) { + free (str); + } +#endif /* DELTA_CHECK_KEYBD */ + init_DA9030(); return 0; } +/* + * Magic Key Handling, mainly copied from board/lwmon/lwmon.c + */ +#ifdef DELTA_CHECK_KEYBD + +static uchar kbd_magic_prefix[] = "key_magic"; +static uchar kbd_command_prefix[] = "key_cmd"; + +/* + * Get pressed keys + * s is a buffer of size KEYBD_DATALEN-1 + */ +static void get_pressed_keys(uchar *s) +{ + unsigned long val; + val = GPLR3; + + if(val & (1<<31)) + *s++ = KEYBD_KP_DKIN0; + if(val & (1<<18)) + *s++ = KEYBD_KP_DKIN1; + if(val & (1<<29)) + *s++ = KEYBD_KP_DKIN2; + if(val & (1<<22)) + *s++ = KEYBD_KP_DKIN5; +} + +static void keys_init() +{ + CKENB |= CKENB_7_GPIO; + udelay(100); + + /* Configure GPIOs */ + GPIO127 = 0xa840; /* KP_DKIN0 */ + GPIO114 = 0xa840; /* KP_DKIN1 */ + GPIO125 = 0xa840; /* KP_DKIN2 */ + GPIO118 = 0xa840; /* KP_DKIN5 */ + + /* Configure GPIOs as inputs */ + GPDR3 &= ~(1<<31 | 1<<18 | 1<<29 | 1<<22); + GCDR3 = (1<<31 | 1<<18 | 1<<29 | 1<<22); + + udelay(100); +} + +static int compare_magic (uchar *kbd_data, uchar *str) +{ + /* uchar compare[KEYBD_DATALEN-1]; */ + uchar compare[KEYBD_DATALEN]; + char *nxt; + int i; + + /* Don't include modifier byte */ + /* memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); */ + memcpy (compare, kbd_data, KEYBD_DATALEN); + + for (; str != NULL; str = (*nxt) ? (uchar *)(nxt+1) : (uchar *)nxt) { + uchar c; + int k; + + c = (uchar) simple_strtoul ((char *)str, (char **) (&nxt), 16); + + if (str == (uchar *)nxt) { /* invalid character */ + break; + } + + /* + * Check if this key matches the input. + * Set matches to zero, so they match only once + * and we can find duplicates or extra keys + */ + for (k = 0; k < sizeof(compare); ++k) { + if (compare[k] == '\0') /* only non-zero entries */ + continue; + if (c == compare[k]) { /* found matching key */ + compare[k] = '\0'; + break; + } + } + if (k == sizeof(compare)) { + return -1; /* unmatched key */ + } + } + + /* + * A full match leaves no keys in the `compare' array, + */ + for (i = 0; i < sizeof(compare); ++i) { + if (compare[i]) + { + return -1; + } + } + + return 0; +} + + +static uchar *key_match (uchar *kbd_data) +{ + char magic[sizeof (kbd_magic_prefix) + 1]; + uchar *suffix; + char *kbd_magic_keys; + + /* + * The following string defines the characters that can pe appended + * to "key_magic" to form the names of environment variables that + * hold "magic" key codes, i. e. such key codes that can cause + * pre-boot actions. If the string is empty (""), then only + * "key_magic" is checked (old behaviour); the string "125" causes + * checks for "key_magic1", "key_magic2" and "key_magic5", etc. + */ + if ((kbd_magic_keys = getenv ("magic_keys")) == NULL) + kbd_magic_keys = ""; + + /* loop over all magic keys; + * use '\0' suffix in case of empty string + */ + for (suffix=(uchar *)kbd_magic_keys; *suffix || suffix==(uchar *)kbd_magic_keys; ++suffix) { + sprintf (magic, "%s%c", kbd_magic_prefix, *suffix); +#if 0 + printf ("### Check magic \"%s\"\n", magic); +#endif + if (compare_magic(kbd_data, (uchar *)getenv(magic)) == 0) { + char cmd_name[sizeof (kbd_command_prefix) + 1]; + char *cmd; + + sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix); + + cmd = getenv (cmd_name); +#if 0 + printf ("### Set PREBOOT to $(%s): \"%s\"\n", + cmd_name, cmd ? cmd : "<<NULL>>"); +#endif + *kbd_data = *suffix; + return ((uchar *)cmd); + } + } +#if 0 + printf ("### Delete PREBOOT\n"); +#endif + *kbd_data = '\0'; + return (NULL); +} + +int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + uchar kbd_data[KEYBD_DATALEN]; + char keybd_env[2 * KEYBD_DATALEN + 1]; + int i; + + /* Read keys */ + get_pressed_keys(kbd_data); + puts ("Keys:"); + for (i = 0; i < KEYBD_DATALEN; ++i) { + sprintf (keybd_env + i + i, "%02X", kbd_data[i]); + printf (" %02x", kbd_data[i]); + } + putc ('\n'); + setenv ("keybd", keybd_env); + return 0; +} + +U_BOOT_CMD( + kbd, 1, 1, do_kbd, + "kbd - read keyboard status\n", + NULL +); + +#endif /* DELTA_CHECK_KEYBD */ + + int dram_init (void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_1; diff --git a/board/gth2/Makefile b/board/gth2/Makefile new file mode 100644 index 0000000..8ef3a51 --- /dev/null +++ b/board/gth2/Makefile @@ -0,0 +1,41 @@ +# +# (C) Copyright 2005 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o ee_access.o +SOBJS = lowlevel_init.o + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/gth2/config.mk b/board/gth2/config.mk new file mode 100644 index 0000000..6d21ba1 --- /dev/null +++ b/board/gth2/config.mk @@ -0,0 +1,42 @@ +# +# (C) Copyright 2004-2005 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# AMD Alchemy AU1000, MIPS32 core +# + +ifeq ($(TBASE),0) +TEXT_BASE = 0 +else +ifeq ($(TBASE),1) +TEXT_BASE = 0xbfc10070 +else +ifeq ($(TBASE),2) +TEXT_BASE = 0xbfc30070 +else +## Only to make ordinary make work +TEXT_BASE = 0x90000000 +endif +endif +endif + diff --git a/board/gth2/ee_access.c b/board/gth2/ee_access.c new file mode 100644 index 0000000..e293139 --- /dev/null +++ b/board/gth2/ee_access.c @@ -0,0 +1,347 @@ +/* Module for handling DALLAS DS2438, smart battery monitor + Chip can store up to 40 bytes of user data in EEPROM, + perform temp, voltage and current measurements. + Chip also contains a unique serial number. + + Always read/write LSb first + + For documentaion, see data sheet for DS2438, 2438.pdf + + By Thomas.Lange@corelatus.com 001025 + + Copyright (C) 2000-2005 Corelatus AB */ + +/* This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <asm/au1x00.h> +#include <asm/io.h> +#include "ee_dev.h" +#include "ee_access.h" + +/* static int Debug = 1; */ +#undef E_DEBUG +#define E_DEBUG(fmt,args...) /* */ +/* #define E_DEBUG(fmt,args...) printk("EEA:"fmt,##args); */ + +/* We dont have kernel functions */ +#define printk printf +#define KERN_DEBUG +#define KERN_ERR +#define EIO 1 + +#ifndef TRUE +#define TRUE 1 +#endif +#ifndef FALSE +#define FALSE 0 +#endif + +/* lookup table ripped from DS app note 17, understanding and using cyclic redundancy checks... */ + +static u8 crc_lookup[256] = { + 0, 94, 188, 226, 97, 63, 221, 131, + 194, 156, 126, 32, 163, 253, 31, 65, + 157, 195, 33, 127, 252, 162, 64, 30, + 95, 1, 227, 189, 62, 96, 130, 220, + 35, 125, 159, 193, 66, 28, 254, 160, + 225, 191, 93, 3, 128, 222, 60, 98, + 190, 224, 2, 92, 223, 129, 99, 61, + 124, 34, 192, 158, 29, 67, 161, 255, + 70, 24, 250, 164, 39, 121, 155, 197, + 132, 218, 56, 102, 229, 187, 89, 7, + 219, 133, 103, 57, 186, 228, 6, 88, + 25, 71, 165, 251, 120, 38, 196, 154, + 101, 59, 217, 135, 4, 90, 184, 230, + 167, 249, 27, 69, 198, 152, 122, 36, + 248, 166, 68, 26, 153, 199, 37, 123, + 58, 100, 134, 216, 91, 5, 231, 185, + 140, 210, 48, 110, 237, 179, 81, 15, + 78, 16, 242, 172, 47, 113, 147, 205, + 17, 79, 173, 243, 112, 46, 204, 146, + 211, 141, 111, 49, 178, 236, 14, 80, + 175, 241, 19, 77, 206, 144, 114, 44, + 109, 51, 209, 143, 12, 82, 176, 238, + 50, 108, 142, 208, 83, 13, 239, 177, + 240, 174, 76, 18, 145, 207, 45, 115, + 202, 148, 118, 40, 171, 245, 23, 73, + 8, 86, 180, 234, 105, 55, 213, 139, + 87, 9, 235, 181, 54, 104, 138, 212, + 149, 203, 41, 119, 244, 170, 72, 22, + 233, 183, 85, 11, 136, 214, 52, 106, + 43, 117, 151, 201, 74, 20, 246, 168, + 116, 42, 200, 150, 21, 75, 169, 247, + 182, 232, 10, 84, 215, 137, 107, 53 +}; + +static void +write_gpio_data(int value ){ + if(value){ + /* Tristate */ + gpio_tristate(GPIO_EEDQ); + } + else{ + /* Drive 0 */ + gpio_clear(GPIO_EEDQ); + } +} + +static u8 make_new_crc( u8 Old_crc, u8 New_value ){ + /* Compute a new checksum with new byte, using previous checksum as input + See DS app note 17, understanding and using cyclic redundancy checks... + Also see DS2438, page 11 */ + return( crc_lookup[Old_crc ^ New_value ]); +} + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ){ + /* Check if the checksum for this buffer is correct */ + u8 Curr_crc=0; + int i; + u8 *Curr_byte = Buffer; + + for(i=0;i<Len;i++){ + Curr_crc = make_new_crc( Curr_crc, *Curr_byte); + Curr_byte++; + } + E_DEBUG("Calculated CRC = 0x%x, read = 0x%x\n", Curr_crc, Crc); + + if(Curr_crc == Crc){ + /* Good */ + return(TRUE); + } + printk(KERN_ERR"EE checksum error, Calculated CRC = 0x%x, read = 0x%x\n", Curr_crc, Crc); + return(FALSE); +} + +static void +set_idle(void){ + /* Send idle and keep start time + Continous 1 is idle */ + WRITE_PORT(1); +} + + +static int +do_cpu_reset(void){ + /* Release reset and verify that chip responds with presence pulse */ + int Retries=0; + while(Retries<15){ + udelay(RESET_LOW_TIME); + + /* Send reset */ + WRITE_PORT(0); + udelay(RESET_LOW_TIME); + + /* Release reset */ + WRITE_PORT(1); + + /* Wait for EEPROM to drive output */ + udelay(PRESENCE_TIMEOUT); + if(!READ_PORT){ + /* Ok, EEPROM is driving a 0 */ + E_DEBUG("Presence detected\n"); + if(Retries){ + E_DEBUG("Retries %d\n",Retries); + } + /* Make sure chip releases pin */ + udelay(PRESENCE_LOW_TIME); + return 0; + } + Retries++; + } + + printk(KERN_ERR"eeprom did not respond when releasing reset\n"); + + /* Make sure chip releases pin */ + udelay(PRESENCE_LOW_TIME); + + /* Set to idle again */ + set_idle(); + + return(-EIO); +} + +static u8 +read_cpu_byte(void){ + /* Read a single byte from EEPROM + Read LSb first */ + int i; + int Value; + u8 Result=0; + u32 Flags; + + E_DEBUG("Reading byte\n"); + + for(i=0;i<8;i++){ + /* Small delay between pulses */ + udelay(1); + +#ifdef __KERNEL__ + /* Disable irq */ + save_flags(Flags); + cli(); +#endif + + /* Pull down pin short time to start read + See page 26 in data sheet */ + + WRITE_PORT(0); + udelay(READ_LOW); + WRITE_PORT(1); + + /* Wait for chip to drive pin */ + udelay(READ_TIMEOUT); + + Value = READ_PORT; + if(Value) + Value=1; + +#ifdef __KERNEL__ + /* Enable irq */ + restore_flags(Flags); +#endif + + /* Wait for chip to release pin */ + udelay(TOTAL_READ_LOW-READ_TIMEOUT); + + /* LSb first */ + Result|=Value<<i; + /* E_DEBUG("Read %d\n",Value); */ + + } + + E_DEBUG("Read byte 0x%x\n",Result); + + return(Result); +} + +static void +write_cpu_byte(u8 Byte){ + /* Write a single byte to EEPROM + Write LSb first */ + int i; + int Value; + u32 Flags; + + E_DEBUG("Writing byte 0x%x\n",Byte); + + for(i=0;i<8;i++){ + /* Small delay between pulses */ + udelay(1); + Value = Byte&1; + +#ifdef __KERNEL__ + /* Disable irq */ + save_flags(Flags); + cli(); +#endif + + /* Pull down pin short time for a 1, long time for a 0 + See page 26 in data sheet */ + + WRITE_PORT(0); + if(Value){ + /* Write a 1 */ + udelay(WRITE_1_LOW); + } + else{ + /* Write a 0 */ + udelay(WRITE_0_LOW); + } + + WRITE_PORT(1); + +#ifdef __KERNEL__ + /* Enable irq */ + restore_flags(Flags); +#endif + + if(Value) + /* Wait for chip to read the 1 */ + udelay(TOTAL_WRITE_LOW-WRITE_1_LOW); + + /* E_DEBUG("Wrote %d\n",Value); */ + Byte>>=1; + } +} + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ){ + /* Execute this command string, including + giving reset and setting to idle after command + if Rx_len is set, we read out data from EEPROM */ + int i; + + E_DEBUG("Command, Tx_len %d, Rx_len %d\n", Tx_len, Rx_len ); + + if(do_cpu_reset()){ + /* Failed! */ + return(-EIO); + } + + if(Send_skip) + /* Always send SKIP_ROM first to tell chip we are sending a command, + except when we read out rom data for chip */ + write_cpu_byte(SKIP_ROM); + + /* Always have Tx data */ + for(i=0;i<Tx_len;i++){ + write_cpu_byte(Tx[i]); + } + + if(Rx_len){ + for(i=0;i<Rx_len;i++){ + Rx[i]=read_cpu_byte(); + } + } + + set_idle(); + + E_DEBUG("Command done\n"); + + return(0); +} + +int ee_init_cpu_data(void){ + int i; + u8 Tx[10]; + + /* Leave it floting since altera is driving the same pin */ + set_idle(); + + /* Copy all User EEPROM data to scratchpad */ + for(i=0;i<USER_PAGES;i++){ + Tx[0]=RECALL_MEMORY; + Tx[1]=EE_USER_PAGE_0+i; + if(ee_do_cpu_command(Tx,2,NULL,0,TRUE)) return(-EIO); + } + + /* Make sure chip doesnt store measurements in NVRAM */ + Tx[0]=WRITE_SCRATCHPAD; + Tx[1]=0; /* Page */ + Tx[2]=9; + if(ee_do_cpu_command(Tx,3,NULL,0,TRUE)) return(-EIO); + + Tx[0]=COPY_SCRATCHPAD; + if(ee_do_cpu_command(Tx,2,NULL,0,TRUE)) return(-EIO); + + for(i=0;i<10;i++){ + udelay(1000); + } + + return(0); +} diff --git a/board/gth2/ee_access.h b/board/gth2/ee_access.h new file mode 100644 index 0000000..c21730e --- /dev/null +++ b/board/gth2/ee_access.h @@ -0,0 +1,30 @@ +/* By Thomas.Lange@Corelatus.com 001025 */ + +/* Definitions for EEPROM/VOLT METER DS2438 */ +/* Copyright (C) 2000-2005 Corelatus AB */ + +#ifndef INCeeaccessh +#define INCeeaccessh + +#include <asm/types.h> +#include "ee_dev.h" + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ); +int ee_init_cpu_data(void); + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ); + +/* Defs for altera reg */ +#define EE_WRITE_SHIFT 8 /* bits to shift left */ +#define EE_READ_SHIFT 16 /* bits to shift left */ +#define EE_DONE 0x80000000 +#define EE_BUSY 0x40000000 +#define EE_ERROR 0x20000000 + +/* Commands */ +#define EE_CMD_NOP 0 +#define EE_CMD_INIT_RES 1 +#define EE_CMD_WR_BYTE 2 +#define EE_CMD_RD_BYTE 3 + +#endif /* INCeeaccessh */ diff --git a/board/gth2/ee_dev.h b/board/gth2/ee_dev.h new file mode 100644 index 0000000..acc3418 --- /dev/null +++ b/board/gth2/ee_dev.h @@ -0,0 +1,96 @@ +/* By Thomas.Lange@Corelatus.com 001025 */ +/* Definitions for EEPROM/VOLT METER DS2438 */ +/* Copyright (C) 2000-2005 Corelatus AB */ + +/* This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef INCeedevh +#define INCeedevh + +#define E_DEBUG(fmt,args...) if( Debug ) printk(KERN_DEBUG"EE: " fmt, ##args) + +/* MIPS */ +#define WRITE_PORT(Value) write_gpio_data(Value) + +#define READ_PORT (gpio_read()&GPIO_EEDQ) + +/* 64 bytes chip */ +#define EE_CHIP_SIZE 64 + +/* Board with new current resistor */ +#define EE_GTH_0304 1 + +/* new dsp and 64 MB SDRAM */ +#define EE_DSP_64 0x10 + +/* microsecs */ +/* Pull line down at least this long for reset pulse */ +#define RESET_LOW_TIME 490 + +/* Read presence pulse after we release reset pulse */ +#define PRESENCE_TIMEOUT 100 +#define PRESENCE_LOW_TIME 200 + +#define WRITE_0_LOW 60 +#define WRITE_1_LOW 1 +#define TOTAL_WRITE_LOW 60 + +#define READ_LOW 1 +#define READ_TIMEOUT 10 +#define TOTAL_READ_LOW 70 + +/* Rom function commands */ +#define READ_ROM 0x33 +#define MATCH_ROM 0x55 +#define SKIP_ROM 0xCC +#define SEARCH_ROM 0xF0 + + +/* Memory_command_function */ +#define WRITE_SCRATCHPAD 0x4E +#define READ_SCRATCHPAD 0xBE +#define COPY_SCRATCHPAD 0x48 +#define RECALL_MEMORY 0xB8 +#define CONVERT_TEMP 0x44 +#define CONVERT_VOLTAGE 0xB4 + +/* Chip is divided in 8 pages, 8 bytes each */ + +#define EE_PAGE_SIZE 8 + +/* All chip data we want are in page 0 */ + +/* Bytes in page 0 */ +#define EE_P0_STATUS 0 +#define EE_P0_TEMP_LSB 1 +#define EE_P0_TEMP_MSB 2 +#define EE_P0_VOLT_LSB 3 +#define EE_P0_VOLT_MSB 4 +#define EE_P0_CURRENT_LSB 5 +#define EE_P0_CURRENT_MSB 6 + + +/* 40 byte user data is located at page 3-7 */ +#define EE_USER_PAGE_0 3 +#define USER_PAGES 5 + +/* Layout of gth user pages usage */ +/* Bytes 0-16 ethernet addr in ascii ( len 17 ) */ + +#define EE_ETHERNET_OFFSET 0 + +#endif /* INCeedevh */ diff --git a/board/gth2/flash.c b/board/gth2/flash.c new file mode 100644 index 0000000..f96edff --- /dev/null +++ b/board/gth2/flash.c @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/*----------------------------------------------------------------------- + * flash_init() + * + * sets up flash_info and returns size of FLASH (bytes) + */ +unsigned long flash_init (void) +{ + printf ("Skipping flash_init\n"); + return (0); +} + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + printf ("write_buff not implemented\n"); + return (-1); +} diff --git a/board/gth2/gth2.c b/board/gth2/gth2.c new file mode 100644 index 0000000..77fc5b4 --- /dev/null +++ b/board/gth2/gth2.c @@ -0,0 +1,435 @@ +/* + * (C) Copyright 2005 + * Thomas.Lange@corelatus.se + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <asm/au1x00.h> +#include <asm/addrspace.h> +#include <asm/mipsregs.h> +#include <watchdog.h> + +#include "ee_access.h" + +static int wdi_status = 0; + +unsigned long mips_io_port_base = 0; + +#define SDRAM_SIZE ((64*1024*1024)-(12*4096)) + + +#define SERIAL_LOG_BUFFER KSEG1ADDR(SDRAM_SIZE + (8*4096)) + +void inline log_serial_char(char c){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + int serial_log_offset; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + serial_log_offset = *serial_log_offsetp; + + *(serial_log_buffer + serial_log_offset) = c; + + serial_log_offset++; + + if(serial_log_offset >= 4096){ + serial_log_offset = 4; + } + *serial_log_offsetp = serial_log_offset; +} + +void init_log_serial(void){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + /* Copy buffer from last run */ + memcpy(serial_log_buffer + 4096, + serial_log_buffer, + 4096); + + memset(serial_log_buffer, 0, 4096); + + *serial_log_offsetp = 4; +} + + +void hw_watchdog_reset(void){ + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclear = (volatile u32*)SYS_OUTPUTCLR; + if(wdi_status){ + *sys_outputset = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 0; + } + else{ + *sys_outputclear = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 1; + } +} + +long int initdram(int board_type) +{ + /* Sdram is setup by assembler code */ + /* If memory could be changed, we should return the true value here */ + + WATCHDOG_RESET(); + + return (SDRAM_SIZE); +} + +/* In cpu/mips/cpu.c */ +void write_one_tlb( int index, u32 pagemask, u32 hi, u32 low0, u32 low1 ); + +void set_ledcard(u32 value){ + /* Clock 24 bits to led card */ + int i; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + + /* Start with known values */ + *sys_outputclr = GPIO_LEDCLK|GPIO_LEDD; + + for(i=0;i<24;i++){ + if(value&0x00800000){ + *sys_outputset = GPIO_LEDD; + } + else{ + *sys_outputclr = GPIO_LEDD; + } + udelay(1); + *sys_outputset = GPIO_LEDCLK; + udelay(1); + *sys_outputclr = GPIO_LEDCLK; + udelay(1); + + value<<=1; + } + /* Data is enable output */ + *sys_outputset = GPIO_LEDD; +} + +int checkboard (void) +{ + volatile u32 *sys_counter = (volatile u32*)SYS_COUNTER_CNTRL; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + u32 proc_id; + + WATCHDOG_RESET(); + + *sys_counter = 0x100; /* Enable 32 kHz oscillator for RTC/TOY */ + + proc_id = read_32bit_cp0_register(CP0_PRID); + + switch (proc_id >> 24) { + case 0: + puts ("Board: GTH2\n"); + printf ("CPU: Au1000 500 MHz, id: 0x%02x, rev: 0x%02x\n", + (proc_id >> 8) & 0xFF, proc_id & 0xFF); + break; + default: + printf ("Unsupported cpu %d, proc_id=0x%x\n", proc_id >> 24, proc_id); + } +#ifdef CONFIG_IDE_PCMCIA + /* PCMCIA is on a 36 bit physical address. + We need to map it into a 32 bit addresses */ + write_one_tlb(20, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_IO_BASE, /* Hi */ + 0x3C000017, /* Lo0 */ + 0x3C200017); /* Lo1 */ + + write_one_tlb(21, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_ATTR_BASE, /* Hi */ + 0x3D000017, /* Lo0 */ + 0x3D200017); /* Lo1 */ + + write_one_tlb(22, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_MEM_ADDR, /* Hi */ + 0x3E000017, /* Lo0 */ + 0x3E200017); /* Lo1 */ + +#endif /* CONFIG_IDE_PCMCIA */ + + /* Wait for GPIO ports to become stable */ + udelay(5000); /* FIXME */ + + /* Release reset of ethernet PHY chips */ + /* Always do this, because linux does not know about it */ + *sys_outputset = GPIO_ERESET; + + /* Kill FPGA:s */ + *sys_outputclr = GPIO_CACONFIG|GPIO_DPACONFIG; + udelay(2); + *sys_outputset = GPIO_CACONFIG|GPIO_DPACONFIG; + + /* Turn front led yellow */ + set_ledcard(0x00100000); + + return 0; +} + +#define POWER_OFFSET 0xF0000 +#define SW_WATCHDOG_REASON 13 + +#define BOOTDATA_OFFSET 0xF8000 +#define MAX_ATTEMPTS 5 + +#define FAILSAFE_BOOT 1 +#define SYSTEM_BOOT 2 +#define SYSTEM2_BOOT 3 + +#define WRITE_FLASH16(a, d) \ +do \ +{ \ + *((volatile u16 *) (a)) = (d);\ + } while(0) + +static void write_bootdata (volatile u16 * addr, u8 System, u8 Count) +{ + u16 data; + volatile u16 *flash = (u16 *) (CFG_FLASH_BASE); + + switch(System){ + case FAILSAFE_BOOT: + printf ("Setting failsafe boot in flash\n"); + break; + case SYSTEM_BOOT: + printf ("Setting system boot in flash\n"); + break; + case SYSTEM2_BOOT: + printf ("Setting system2 boot in flash\n"); + break; + default: + printf ("Invalid system data %u, setting failsafe\n", System); + System = FAILSAFE_BOOT; + } + + if ((Count < 1) | (Count > MAX_ATTEMPTS)) { + printf ("Invalid boot count %u, setting 1\n", Count); + Count = 1; + } + + printf ("Boot attempt %d\n", Count); + + data = (System << 8) | Count; + /* AMD 16 bit */ + WRITE_FLASH16 (&flash[0x555], 0xAAAA); + WRITE_FLASH16 (&flash[0x2AA], 0x5555); + WRITE_FLASH16 (&flash[0x555], 0xA0A0); + + WRITE_FLASH16 (addr, data); +} + +static int random_system(void){ + /* EEPROM read failed. Just try to choose one + system release and hope it works */ + + /* FIXME */ + return(SYSTEM_BOOT); +} + +static int switch_system(int old_system){ + u8 Rx[10]; + u8 Tx[5]; + int valid_release; + + if(old_system==FAILSAFE_BOOT){ + /* Find out which system release to use */ + + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = 7; /* Page */ + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page 7 recall failed\n"); + return (random_system()); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx, 9, 1)) { + printf ("EE user page 7 read failed\n"); + return (random_system()); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx, 8, *(Rx + 8))) { + printf ("EE read failed, page 7. CRC error\n"); + return (random_system()); + } + + valid_release = Rx[7]; + if((valid_release==0xFF)| + ((valid_release&1) == 0)){ + return(SYSTEM_BOOT); + } + else{ + return(SYSTEM2_BOOT); + } + } + else{ + return(FAILSAFE_BOOT); + } +} + +static void check_boot_tries (void) +{ + /* Count the number of boot attemps + switch system if too many */ + + int i; + volatile u16 *addr; + volatile u16 data; + u8 system = FAILSAFE_BOOT; + u8 count; + + addr = (u16 *) (CFG_FLASH_BASE + BOOTDATA_OFFSET); + + if (*addr == 0xFFFF) { + printf ("*** No bootdata exists. ***\n"); + write_bootdata (addr, FAILSAFE_BOOT, 1); + } else { + /* Search for latest written bootdata */ + i = 0; + while ((*(addr + 1) != 0xFFFF) & (i < 8000)) { + addr++; + i++; + } + if (i >= 8000) { + /* Whoa, dont write any more */ + printf ("*** No bootdata found. Not updating flash***\n"); + } else { + /* See how many times we have tried to boot real system */ + data = *addr; + system = data >> 8; + count = data & 0xFF; + if ((system != SYSTEM_BOOT) & + (system != SYSTEM2_BOOT) & + (system != FAILSAFE_BOOT)) { + printf ("*** Wrong system %d\n", system); + system = FAILSAFE_BOOT; + count = 1; + } else { + switch (count) { + case 0: + case 1: + case 2: + case 3: + case 4: + /* Try same system again if needed */ + count++; + break; + + case 5: + /* Switch system and reset tries */ + count = 1; + system = switch_system(system); + printf ("***Too many boot attempts, switching system***\n"); + break; + default: + /* Switch system, start over and hope it works */ + printf ("***Unexpected data on addr 0x%x, %u***\n", + (u32) addr, data); + count = 1; + system = switch_system(system); + } + } + write_bootdata (addr + 1, system, count); + } + } + switch(system){ + case FAILSAFE_BOOT: + printf ("Booting failsafe system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda7"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:5;run addmisc;bootm"); + break; + + case SYSTEM_BOOT: + printf ("Using normal system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda4"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:2;run addmisc;bootm"); + break; + + case SYSTEM2_BOOT: + printf ("Using normal system2\n"); + setenv ("bootargs", "panic=1 root=/dev/hda9"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:8;run addmisc;bootm"); + break; + default: + printf ("Invalid system %d\n", system); + printf ("Hanging\n"); + while(1); + } +} + +int misc_init_r(void){ + u8 Rx[80]; + u8 Tx[5]; + int page; + int read = 0; + + WATCHDOG_RESET(); + + if (ee_init_cpu_data ()) { + printf ("EEPROM init failed\n"); + return (0); + } + + /* Check which release to boot */ + check_boot_tries (); + + /* Read the pages where ethernet address is stored */ + + for (page = EE_USER_PAGE_0; page <= EE_USER_PAGE_0 + 2; page++) { + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = page; + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page %d recall failed\n", page); + return (0); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx + read, 9, 1)) { + printf ("EE user page %d read failed\n", page); + return (0); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx + read, 8, *(Rx + read + 8))) { + printf ("EE read failed, page %d. CRC error\n", page); + return (0); + } + read += 8; + } + + /* Add eos after eth addr */ + Rx[17] = 0; + + printf ("Ethernet addr read from eeprom: %s\n\n", Rx); + + if ((Rx[2] != ':') | + (Rx[5] != ':') | + (Rx[8] != ':') | (Rx[11] != ':') | (Rx[14] != ':')) { + printf ("*** ethernet addr invalid, using default ***\n"); + } else { + setenv ("ethaddr", Rx); + } + return (0); +} diff --git a/board/gth2/lowlevel_init.S b/board/gth2/lowlevel_init.S new file mode 100644 index 0000000..62e3657 --- /dev/null +++ b/board/gth2/lowlevel_init.S @@ -0,0 +1,454 @@ +/* Memory sub-system initialization code */ + +#include <config.h> +#include <version.h> +#include <asm/regdef.h> +#include <asm/au1x00.h> +#include <asm/mipsregs.h> + +#define CP0_Config0 $16 +#define MEM_1MS ((CFG_MHZ) * 1000) +#define GPIO_RJ1LY (1<<22) +#define GPIO_CFRESET (1<<10) + + .text + .set noreorder + .set mips32 + + .globl lowlevel_init +lowlevel_init: + /* + * Step 2) Establish Status Register + * (set BEV, clear ERL, clear EXL, clear IE) + */ + li t1, 0x00400000 + mtc0 t1, CP0_STATUS + + /* + * Step 3) Establish CP0 Config0 + * (set OD, set K0=3) + */ + li t1, 0x00080003 + mtc0 t1, CP0_CONFIG + + /* + * Step 4) Disable Watchpoint facilities + */ + li t1, 0x00000000 + mtc0 t1, CP0_WATCHLO + mtc0 t1, CP0_IWATCHLO + /* + * Step 5) Disable the performance counters + */ + mtc0 zero, CP0_PERFORMANCE + nop + + /* + * Step 6) Establish EJTAG Debug register + */ + mtc0 zero, CP0_DEBUG + nop + + /* + * Step 7) Establish Cause + * (set IV bit) + */ + li t1, 0x00800000 + mtc0 t1, CP0_CAUSE + + /* Establish Wired (and Random) */ + mtc0 zero, CP0_WIRED + nop + + /* No workaround if running from ram */ + lui t0, 0xffc0 + lui t3, 0xbfc0 + and t1, ra, t0 + bne t1, t3, noCacheJump + nop + + /*** From AMD YAMON ***/ + /* + * Step 8) Initialize the caches + */ + li t0, (16*1024) + li t1, 32 + li t2, 0x80000000 + addu t3, t0, t2 +cacheloop: + cache 0, 0(t2) + cache 1, 0(t2) + addu t2, t1 + bne t2, t3, cacheloop + nop + + /* Save return address */ + move t3, ra + + /* Run from cacheable space now */ + bal cachehere + nop +cachehere: + li t1, ~0x20000000 /* convert to KSEG0 */ + and t0, ra, t1 + addi t0, 5*4 /* 5 insns beyond cachehere */ + jr t0 + nop + + /* Restore return address */ + move ra, t3 + + /* + * Step 9) Initialize the TLB + */ + li t0, 0 # index value + li t1, 0x00000000 # entryhi value + li t2, 32 # 32 entries + +tlbloop: + /* Probe TLB for matching EntryHi */ + mtc0 t1, CP0_ENTRYHI + tlbp + nop + + /* Examine Index[P], 1=no matching entry */ + mfc0 t3, CP0_INDEX + li t4, 0x80000000 + and t3, t4, t3 + addiu t1, t1, 1 # increment t1 (asid) + beq zero, t3, tlbloop + nop + + /* Initialize the TLB entry */ + mtc0 t0, CP0_INDEX + mtc0 zero, CP0_ENTRYLO0 + mtc0 zero, CP0_ENTRYLO1 + mtc0 zero, CP0_PAGEMASK + tlbwi + + /* Do it again */ + addiu t0, t0, 1 + bne t0, t2, tlbloop + nop + + /* First setup pll:s to make serial work ok */ + /* We have a 12.5 MHz crystal */ + li t0, SYS_CPUPLL + li t1, 0x28 /* CPU clock, 500 MHz */ + sw t1, 0(t0) + sync + nop + nop + + /* wait 1mS for clocks to settle */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + /* Setup AUX PLL */ + li t0, SYS_AUXPLL + li t1, 0 + sw t1, 0(t0) /* aux pll */ + sync + + /* Static memory controller */ + /* RCE0 - can not change while fetching, do so from icache */ + move t2, ra /* Store return address */ + bal getAddr + nop + +getAddr: + move t1, ra + move ra, t2 /* Move return addess back */ + + cache 0x14,0(t1) + cache 0x14,32(t1) + /*** /From YAMON ***/ + +noCacheJump: + + /* Static memory controller */ + + /* RCE0 AMD 29LV800 Flash */ + li t0, MEM_STCFG0 + li t1, 0x00000243 + sw t1, 0(t0) + + li t0, MEM_STTIME0 + li t1, 0x040181D7 /* FIXME */ + sw t1, 0(t0) + + li t0, MEM_STADDR0 + li t1, 0x11E03F80 + sw t1, 0(t0) + + /* RCE1 PCMCIA 250ns */ + li t0, MEM_STCFG1 + li t1, 0x00000002 + sw t1, 0(t0) + + li t0, MEM_STTIME1 + li t1, 0x280E3E07 + sw t1, 0(t0) + + li t0, MEM_STADDR1 + li t1, 0x10000000 + sw t1, 0(t0) + + /* RCE2 CP Altera */ + li t0, MEM_STCFG2 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME2 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR2 + li t1, 0x10c03f80 /* 1 MB */ + sw t1, 0(t0) + + /* RCE3 DP Altera */ + li t0, MEM_STCFG3 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME3 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR3 + li t1, 0x10e03f80 /* 1 MB */ + sw t1, 0(t0) + + sync + + /* Set peripherals to a known state */ + li t0, IC0_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC0_CFG0CLR + sw t1, 0(t0) + + li t0, IC0_CFG1CLR + sw t1, 0(t0) + + li t0, IC0_CFG2CLR + sw t1, 0(t0) + + li t0, IC0_SRCSET + sw t1, 0(t0) + + li t0, IC0_ASSIGNSET + sw t1, 0(t0) + + li t0, IC0_WAKECLR + sw t1, 0(t0) + + li t0, IC0_RISINGCLR + sw t1, 0(t0) + + li t0, IC0_FALLINGCLR + sw t1, 0(t0) + + li t0, IC0_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, IC1_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC1_CFG0CLR + sw t1, 0(t0) + + li t0, IC1_CFG1CLR + sw t1, 0(t0) + + li t0, IC1_CFG2CLR + sw t1, 0(t0) + + li t0, IC1_SRCSET + sw t1, 0(t0) + + li t0, IC1_ASSIGNSET + sw t1, 0(t0) + + li t0, IC1_WAKECLR + sw t1, 0(t0) + + li t0, IC1_RISINGCLR + sw t1, 0(t0) + + li t0, IC1_FALLINGCLR + sw t1, 0(t0) + + li t0, IC1_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, SYS_FREQCTRL0 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_FREQCTRL1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_CLKSRC + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_PININPUTEN + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, 0xB1100100 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, 0xB1400100 + li t1, 0x00000000 + sw t1, 0(t0) + + + li t0, SYS_WAKEMSK + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_WAKESRC + li t1, 0x00000000 + sw t1, 0(t0) + + /* wait 1mS before setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + +/* SDCS 0 SDRAM */ + li t0, MEM_SDMODE0 + li t1, 0x592CD1 + sw t1, 0(t0) + + li t0, MEM_SDMODE1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDMODE2 + li t1, 0x00000000 + sw t1, 0(t0) + +/* 64 MB SDRAM at addr 0 */ + li t0, MEM_SDADDR0 + li t1, 0x001003F0 + sw t1, 0(t0) + + + li t0, MEM_SDADDR1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDADDR2 + li t1, 0x00000000 + sw t1, 0(t0) + + sync + + li t0, MEM_SDREFCFG + li t1, 0x880007A1 /* Disable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDPRECMD + sw zero, 0(t0) + sync + + li t0, MEM_SDAUTOREF + sw zero, 0(t0) + sync + sw zero, 0(t0) + sync + + li t0, MEM_SDREFCFG + li t1, 0x8A0007A1 /* Enable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDWRMD0 + li t1, 0x00000023 + sw t1, 0(t0) + sync + + /* wait 1mS after setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + /* Setup GPIO pins */ + + li t0, SYS_PINFUNC + li t1, 0x00007025 /* 0x8080 */ + sw t1, 0(t0) + + li t0, SYS_TRIOUTCLR + li t1, 0xFFFFFFFF /* 0x1FFF */ + sw t1, 0(t0) + + /* Turn yellow front led on */ + /* Release reset on CF */ + li t0, SYS_OUTPUTCLR + li t1, GPIO_RJ1LG + sw t1, 0(t0) + li t0, SYS_OUTPUTSET + li t1, GPIO_RJ1LY|GPIO_CFRESET + sw t1, 0(t0) + sync + j clearmem + nop + + .globl memtest +memtest: + /* Fill memory with address */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt0: sw t0, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mt0 + nop + nop + /* Verify addr */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt1: lw t2, 0(t0) + bne t0, t2, memhang + add t1, -1 + add t0, 4 + bne t1, zero, mt1 + nop + nop + .globl clearmem +clearmem: + /* Clear memory */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mtc: sw zero, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mtc + nop + nop +memtestend: + j ra + nop + +memhang: + b memhang + nop diff --git a/board/gth2/u-boot.lds b/board/gth2/u-boot.lds new file mode 100644 index 0000000..8ba0b6d --- /dev/null +++ b/board/gth2/u-boot.lds @@ -0,0 +1,68 @@ +/* + * (C) Copyright 2003-2005 + * Wolfgang Denk Engineering, <wd@denx.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* +OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips") +*/ +OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips") +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/board/ixdp425/Makefile b/board/ixdp425/Makefile index e4282c4..59d6964 100644 --- a/board/ixdp425/Makefile +++ b/board/ixdp425/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS := ixdp425.o flash.o +OBJS := ixdp425.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $^ diff --git a/board/ixdp425/config.mk b/board/ixdp425/config.mk index 9f616f3..3420586 100644 --- a/board/ixdp425/config.mk +++ b/board/ixdp425/config.mk @@ -1,2 +1,4 @@ -#TEXT_BASE = 0x00100000 TEXT_BASE = 0x00f80000 + +# include NPE ethernet driver +BOARDLIBS = cpu/ixp/npe/libnpe.a diff --git a/board/ixdp425/ixdp425.c b/board/ixdp425/ixdp425.c index aa96591..eaf7cde 100644 --- a/board/ixdp425/ixdp425.c +++ b/board/ixdp425/ixdp425.c @@ -1,4 +1,7 @@ /* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * * (C) Copyright 2002 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net * @@ -25,24 +28,21 @@ * MA 02111-1307 USA */ -#include <asm/arch/ixp425.h> #include <common.h> +#include <command.h> +#include <malloc.h> +#include <asm/arch/ixp425.h> DECLARE_GLOBAL_DATA_PTR; /* * Miscelaneous platform dependent initialisations */ - -/**********************************************************/ - int board_post_init (void) { return (0); } -/**********************************************************/ - int board_init (void) { /* arch number of IXDP */ @@ -51,10 +51,58 @@ int board_init (void) /* adress of boot parameters */ gd->bd->bi_boot_params = 0x00000100; +#ifdef CONFIG_IXDPG425 + /* arch number of IXDP */ + gd->bd->bi_arch_number = MACH_TYPE_IXDPG425; + + /* + * Get realtek RTL8305 switch and SLIC out of reset + */ + GPIO_OUTPUT_SET(CFG_GPIO_SWITCH_RESET_N); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SWITCH_RESET_N); + GPIO_OUTPUT_SET(CFG_GPIO_SLIC_RESET_N); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SLIC_RESET_N); + + /* + * Setup GPIO's for PCI INTA & INTB + */ + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTA_N); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTA_N); + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTB_N); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTB_N); + + /* + * Setup GPIO's for 33MHz clock output + */ + *IXP425_GPIO_GPCLKR = 0x01FF01FF; + GPIO_OUTPUT_ENABLE(CFG_GPIO_PCI_CLK); + GPIO_OUTPUT_ENABLE(CFG_GPIO_EXTBUS_CLK); +#endif + return 0; } -/**********************************************************/ +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + +#ifdef CONFIG_IXDPG425 + puts("Board: IXDPG425 - Intel Network Gateway Reference Platform"); +#else + puts("Board: IXDP425 - Intel Development Platform"); +#endif + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} int dram_init (void) { @@ -64,8 +112,7 @@ int dram_init (void) return (0); } -/**********************************************************/ - +#if (CONFIG_COMMANDS & CFG_CMD_PCI) || defined(CONFIG_PCI) extern struct pci_controller hose; extern void pci_ixp_init(struct pci_controller * hose); @@ -75,3 +122,4 @@ void pci_init_board(void) pci_ixp_init(&hose); } +#endif diff --git a/board/m5271evb/Makefile b/board/m5271evb/Makefile new file mode 100644 index 0000000..34de983 --- /dev/null +++ b/board/m5271evb/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/mpc8349ads/config.mk b/board/m5271evb/config.mk index 4602169..9a7af7c 100644 --- a/board/mpc8349ads/config.mk +++ b/board/m5271evb/config.mk @@ -1,5 +1,7 @@ # -# Copyright 2004 Freescale Semiconductor, Inc. +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com> # # See file CREDITS for list of people who contributed to this # project. @@ -20,8 +22,4 @@ # MA 02111-1307 USA # -# -# MPC83xxADS -# - -TEXT_BASE = 0xFE700000 +TEXT_BASE = 0xffe00000 diff --git a/board/m5271evb/m5271evb.c b/board/m5271evb/m5271evb.c new file mode 100644 index 0000000..c26c91d --- /dev/null +++ b/board/m5271evb/m5271evb.c @@ -0,0 +1,124 @@ +/* + * (C) Copyright 2000-2006 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/m5271.h> +#include <asm/immap_5271.h> + +int checkboard (void) { + puts ("Board: Freescale M5271EVB\n"); + return 0; +}; + +long int initdram (int board_type) { + + int i; + + /* Enable Address lines 23-21 and lower 16bits of data path */ + mbar_writeByte(MCF_GPIO_PAR_AD, MCF_GPIO_AD_ADDR23 | + MCF_GPIO_AD_ADDR22 | MCF_GPIO_AD_ADDR21 | + MCF_GPIO_AD_DATAL); + + /* Set CS2 pin to be SD_CS0 */ + mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS) + | MCF_GPIO_PAR_CS_PAR_CS2); + + /* Configure SDRAM Control Pin Assignemnt Register */ + mbar_writeByte(MCF_GPIO_PAR_SDRAM, MCF_GPIO_SDRAM_CSSDCS_00 | + MCF_GPIO_SDRAM_SDWE | MCF_GPIO_SDRAM_SCAS | + MCF_GPIO_SDRAM_SRAS | MCF_GPIO_SDRAM_SCKE | + MCF_GPIO_SDRAM_SDCS_11); + + /* + * Check to see if the SDRAM has already been initialized + * by a run control tool + */ + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) { + /* Initialize DRAM Control Register: DCR */ + mbar_writeShort(MCF_SDRAMC_DCR, + MCF_SDRAMC_DCR_RTIM(0x01) + | MCF_SDRAMC_DCR_RC(0x30)); + + /* + * Initialize DACR0 + * + * CASL: 01 + * CBM: cmd at A20, bank select bits 21 and up + * PS: 32bit port size + */ + mbar_writeLong(MCF_SDRAMC_DACR0, + MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18) + | MCF_SDRAMC_DACRn_CASL(1) + | MCF_SDRAMC_DACRn_CBM(3) + | MCF_SDRAMC_DACRn_PS(0)); + + /* Initialize DMR0 */ + mbar_writeLong(MCF_SDRAMC_DMR0, + MCF_SDRAMC_DMRn_BAM_16M + | MCF_SDRAMC_DMRn_V); + + /* Set IP bit in DACR */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_IP); + + /* Wait at least 20ns to allow banks to precharge */ + for (i = 0; i < 5; i++) + asm(" nop"); + + /* Write to this block to initiate precharge */ + *(u32 *)(CFG_SDRAM_BASE) = 0xa5a5a5a5; + + /* Set RE bit in DACR */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_RE); + + /* Wait for at least 8 auto refresh cycles to occur */ + for (i = 0; i < 2000; i++) + asm(" nop"); + + /* Finish the configuration by issuing the MRS */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_MRS); + + /* + * Write to the SDRAM Mode Register A0-A11 = 0x400 + * + * Write Burst Mode = Programmed Burst Length + * Op Mode = Standard Op + * CAS Latency = 2 + * Burst Type = Sequential + * Burst Length = 1 + */ + *(u32 *)(CFG_SDRAM_BASE + 0x400) = 0xa5a5a5a5; + } + + return CFG_SDRAM_SIZE * 1024 * 1024; +}; + +int testdram (void) { + + /* TODO: XXX XXX XXX */ + printf ("DRAM test not implemented!\n"); + + return (0); +} diff --git a/board/m5271evb/u-boot.lds b/board/m5271evb/u-boot.lds new file mode 100644 index 0000000..69f3179 --- /dev/null +++ b/board/m5271evb/u-boot.lds @@ -0,0 +1,145 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(m68k) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +GROUP(libgcc.a) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/mcf52x2/start.o (.text) + lib_m68k/traps.o (.text) + cpu/mcf52x2/interrupts.o (.text) + common/dlmalloc.o (.text) + lib_generic/zlib.o (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.ppcenv) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + + .reloc : + { + __got_start = .; + *(.got) + __got_end = .; + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + _sbss = .; + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/m5272c3/flash.c b/board/m5272c3/flash.c index f156342..ea0b1fd 100644 --- a/board/m5272c3/flash.c +++ b/board/m5272c3/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/m5282evb/flash.c b/board/m5282evb/flash.c index 95f35ad..36a7c31 100644 --- a/board/m5282evb/flash.c +++ b/board/m5282evb/flash.c @@ -65,6 +65,7 @@ void flash_print_info (flash_info_t * info) printf ("\n"); Done: + return; } diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c index 5fe239f..b9b9a71 100644 --- a/board/mcc200/mcc200.c +++ b/board/mcc200/mcc200.c @@ -28,7 +28,11 @@ #include <mpc5xxx.h> #include <pci.h> -#include "mt48lc8m32b2-6-7.h" +/* Two MT48LC8M32B2 for 32 MB */ +/* #include "mt48lc8m32b2-6-7.h" */ + +/* One MT48LC16M32S2 for 64 MB */ +#include "mt48lc16m32s2-75.h" DECLARE_GLOBAL_DATA_PTR; @@ -74,6 +78,8 @@ static void sdram_start (int hi_addr) /* normal operation */ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; __asm__ volatile ("sync"); + + udelay(10); } #endif @@ -242,7 +248,7 @@ int misc_init_r (void) /* Unprotect the upper bank of the Flash */ *(volatile int*)MPC5XXX_CS0_CFG |= (1 << 6); flash_protect (FLAG_PROTECT_CLEAR, - flash_info[0].start[0], + flash_info[0].start[0] + flash_info[0].size / 2, (flash_info[0].start[0] + flash_info[0].size) / 2 - 1, &flash_info[0]); *(volatile int*)MPC5XXX_CS0_CFG &= ~(1 << 6); diff --git a/board/mcc200/mt48lc16m32s2-75.h b/board/mcc200/mt48lc16m32s2-75.h new file mode 100644 index 0000000..ffdf039 --- /dev/null +++ b/board/mcc200/mt48lc16m32s2-75.h @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#define SDRAM_DDR 0 /* is SDR */ + +#if defined(CONFIG_MPC5200) +/* Settings for XLB = 132 MHz */ +#define SDRAM_MODE 0x00CD0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xD2322800 +#define SDRAM_CONFIG2 0x8AD70000 + +#elif defined(CONFIG_MGT5100) +/* Settings for XLB = 66 MHz */ +#define SDRAM_MODE 0x008D0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xC2222600 +#define SDRAM_CONFIG2 0x88B70004 +#define SDRAM_ADDRSEL 0x02000000 + +#else +#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined +#endif diff --git a/board/mpc8349ads/mpc8349ads.c b/board/mpc8349ads/mpc8349ads.c deleted file mode 100644 index 9841298..0000000 --- a/board/mpc8349ads/mpc8349ads.c +++ /dev/null @@ -1,235 +0,0 @@ -/* - * Copyright Freescale Semiconductor, Inc. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * Change log: - * 20050101: Eran Liberty (liberty@freescale.com) - * Initial file creating (porting from 85XX & 8260) - */ - -#include <common.h> -#include <ioports.h> -#include <mpc83xx.h> -#include <asm/mpc8349_pci.h> -#include <i2c.h> -#include <spd.h> -#include <miiphy.h> -#if defined(CONFIG_PCI) -#include <pci.h> -#endif -#if defined(CONFIG_SPD_EEPROM) -#include <spd_sdram.h> -#endif -int fixed_sdram(void); -void sdram_init(void); - -int board_early_init_f (void) -{ - volatile u8* bcsr = (volatile u8*)CFG_BCSR; - - /* Enable flash write */ - bcsr[1] &= ~0x01; - - return 0; -} - - -#define ns2clk(ns) (ns / (1000000000 / CONFIG_8349_CLKIN) + 1) - -long int initdram (int board_type) -{ - volatile immap_t *im = (immap_t *)CFG_IMMRBAR; - u32 msize = 0; - - if ((im->sysconf.immrbar & IMMRBAR_BASE_ADDR) != (u32)im) - return -1; - - /* DDR SDRAM - Main SODIMM */ - im->sysconf.ddrlaw[0].bar = CFG_DDR_BASE & LAWBAR_BAR; -#if defined(CONFIG_SPD_EEPROM) - msize = spd_sdram(); -#else - msize = fixed_sdram(); -#endif - /* - * Initialize SDRAM if it is on local bus. - */ - sdram_init(); - puts(" DDR RAM: "); - /* return total bus SDRAM size(bytes) -- DDR */ - return (msize * 1024 * 1024); -} - - -#if !defined(CONFIG_SPD_EEPROM) -/************************************************************************* - * fixed sdram init -- doesn't use serial presence detect. - ************************************************************************/ -int fixed_sdram(void) -{ - volatile immap_t *im = (immap_t *)CFG_IMMRBAR; - u32 msize = 0; - u32 ddr_size; - u32 ddr_size_log2; - - msize = CFG_DDR_SIZE; - for (ddr_size = msize << 20, ddr_size_log2 = 0; - (ddr_size > 1); - ddr_size = ddr_size>>1, ddr_size_log2++) { - if (ddr_size & 1) { - return -1; - } - } - im->sysconf.ddrlaw[0].ar = LAWAR_EN | ((ddr_size_log2 - 1) & LAWAR_SIZE); -#if (CFG_DDR_SIZE != 256) -#warning Currenly any ddr size other than 256 is not supported -#endif - - im->ddr.csbnds[0].csbnds = 0x00100017; - im->ddr.csbnds[1].csbnds = 0x0018001f; - im->ddr.csbnds[2].csbnds = 0x00000007; - im->ddr.csbnds[3].csbnds = 0x0008000f; - im->ddr.cs_config[0] = CFG_DDR_CONFIG; - im->ddr.cs_config[1] = CFG_DDR_CONFIG; - im->ddr.cs_config[2] = CFG_DDR_CONFIG; - im->ddr.cs_config[3] = CFG_DDR_CONFIG; - im->ddr.timing_cfg_1 = - 3 << TIMING_CFG1_PRETOACT_SHIFT | - 7 << TIMING_CFG1_ACTTOPRE_SHIFT | - 3 << TIMING_CFG1_ACTTORW_SHIFT | - 4 << TIMING_CFG1_CASLAT_SHIFT | - 3 << TIMING_CFG1_REFREC_SHIFT | - 3 << TIMING_CFG1_WRREC_SHIFT | - 2 << TIMING_CFG1_ACTTOACT_SHIFT | - 1 << TIMING_CFG1_WRTORD_SHIFT; - im->ddr.timing_cfg_2 = 2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT; - im->ddr.sdram_cfg = - SDRAM_CFG_SREN -#if defined(CONFIG_DDR_2T_TIMING) - | SDRAM_CFG_2T_EN -#endif - | 2 << SDRAM_CFG_SDRAM_TYPE_SHIFT; - im->ddr.sdram_mode = - 0x2000 << SDRAM_MODE_ESD_SHIFT | - 0x0162 << SDRAM_MODE_SD_SHIFT; - - im->ddr.sdram_interval = 0x045B << SDRAM_INTERVAL_REFINT_SHIFT | - 0x0100 << SDRAM_INTERVAL_BSTOPRE_SHIFT; - udelay(200); - - im->ddr.sdram_cfg |= SDRAM_CFG_MEM_EN; - - return msize; -} -#endif/*!CFG_SPD_EEPROM*/ - - -int checkboard (void) -{ - puts("Board: Freescale MPC8349ADS\n"); - return 0; -} - -/* - * if MPC8349ADS is soldered with SDRAM - */ -#if defined(CFG_BR2_PRELIM) \ - && defined(CFG_OR2_PRELIM) \ - && defined(CFG_LBLAWBAR2_PRELIM) \ - && defined(CFG_LBLAWAR2_PRELIM) -/* - * Initialize SDRAM memory on the Local Bus. - */ - -void -sdram_init(void) -{ - volatile immap_t *immap = (immap_t *)CFG_IMMRBAR; - volatile lbus8349_t *lbc= &immap->lbus; - uint *sdram_addr = (uint *)CFG_LBC_SDRAM_BASE; - - puts("\n SDRAM on Local Bus: "); - print_size (CFG_LBC_SDRAM_SIZE * 1024 * 1024, "\n"); - - /* - * Setup SDRAM Base and Option Registers, already done in cpu_init.c - */ - - /*setup mtrpt, lsrt and lbcr for LB bus*/ - lbc->lbcr = CFG_LBC_LBCR; - lbc->mrtpr = CFG_LBC_MRTPR; - lbc->lsrt = CFG_LBC_LSRT; - asm("sync"); - - /* - * Configure the SDRAM controller Machine Mode Register. - */ - lbc->lsdmr = CFG_LBC_LSDMR_5; /* 0x40636733; normal operation*/ - - lbc->lsdmr = CFG_LBC_LSDMR_1; /*0x68636733;precharge all the banks*/ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - - lbc->lsdmr = CFG_LBC_LSDMR_2;/*0x48636733;auto refresh*/ - asm("sync"); - /*1 times*/ - *sdram_addr = 0xff; - udelay(100); - /*2 times*/ - *sdram_addr = 0xff; - udelay(100); - /*3 times*/ - *sdram_addr = 0xff; - udelay(100); - /*4 times*/ - *sdram_addr = 0xff; - udelay(100); - /*5 times*/ - *sdram_addr = 0xff; - udelay(100); - /*6 times*/ - *sdram_addr = 0xff; - udelay(100); - /*7 times*/ - *sdram_addr = 0xff; - udelay(100); - /*8 times*/ - *sdram_addr = 0xff; - udelay(100); - - /* 0x58636733;mode register write operation */ - lbc->lsdmr = CFG_LBC_LSDMR_4; - asm("sync"); - *sdram_addr = 0xff; - udelay(100); - - lbc->lsdmr = CFG_LBC_LSDMR_5; /*0x40636733;normal operation*/ - asm("sync"); - *sdram_addr = 0xff; - udelay(100); -} -#else -void -sdram_init(void) -{ - put("SDRAM on Local Bus is NOT available!\n"); -} -#endif diff --git a/board/mpc8349emds/mpc8349emds.c b/board/mpc8349emds/mpc8349emds.c index 7ece7db..b5ccb53 100644 --- a/board/mpc8349emds/mpc8349emds.c +++ b/board/mpc8349emds/mpc8349emds.c @@ -30,9 +30,6 @@ #include <spd.h> #include <miiphy.h> #include <command.h> -#if defined(CONFIG_PCI) -#include <pci.h> -#endif #if defined(CONFIG_SPD_EEPROM) #include <spd_sdram.h> #endif @@ -50,6 +47,11 @@ int board_early_init_f (void) /* Enable flash write */ bcsr[1] &= ~0x01; +#ifdef CFG_USE_MPC834XSYS_USB_PHY + /* Use USB PHY on SYS board */ + bcsr[5] |= 0x02; +#endif + return 0; } @@ -152,44 +154,6 @@ int checkboard (void) return 0; } -#if defined(CONFIG_PCI) -/* - * Initialize PCI Devices, report devices found - */ -#ifndef CONFIG_PCI_PNP -static struct pci_config_table pci_mpc8349emds_config_table[] = { - {PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID,PCI_ANY_ID, - pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, - PCI_ENET0_MEMADDR, - PCI_COMMON_MEMORY | PCI_COMMAND_MASTER - } }, - {} -} -#endif - -volatile static struct pci_controller hose[] = { - { -#ifndef CONFIG_PCI_PNP - config_table:pci_mpc8349emds_config_table, -#endif - }, - { -#ifndef CONFIG_PCI_PNP - config_table:pci_mpc8349emds_config_table, -#endif - } -}; -#endif /* CONFIG_PCI */ - -void pci_init_board(void) -{ -#ifdef CONFIG_PCI - extern void pci_mpc83xx_init(volatile struct pci_controller *hose); - - pci_mpc83xx_init(hose); -#endif /* CONFIG_PCI */ -} - /* * if MPC8349EMDS is soldered with SDRAM */ diff --git a/board/mpc8349ads/pci.c b/board/mpc8349emds/pci.c index 319e35c..63e4405 100644 --- a/board/mpc8349ads/pci.c +++ b/board/mpc8349emds/pci.c @@ -35,7 +35,7 @@ DECLARE_GLOBAL_DATA_PTR; #define CONFIG_PCI_SYS_MEM_PHYS CFG_SDRAM_BASE #ifndef CONFIG_PCI_PNP -static struct pci_config_table pci_mpc83xxads_config_table[] = { +static struct pci_config_table pci_mpc8349emds_config_table[] = { {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_IDSEL_NUMBER, PCI_ANY_ID, pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, @@ -50,12 +50,12 @@ static struct pci_config_table pci_mpc83xxads_config_table[] = { static struct pci_controller pci_hose[] = { { #ifndef CONFIG_PCI_PNP - config_table:pci_mpc83xxads_config_table, + config_table:pci_mpc8349emds_config_table, #endif }, { #ifndef CONFIG_PCI_PNP - config_table:pci_mpc83xxads_config_table, + config_table:pci_mpc8349emds_config_table, #endif } }; @@ -188,7 +188,7 @@ pci_init_board(void) pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G; pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR; - pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_32M; + pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_4M; /* * Configure PCI Outbound Translation Windows @@ -378,4 +378,5 @@ pci_init_board(void) #endif } + #endif /* CONFIG_PCI */ diff --git a/board/nc650/nand.c b/board/nc650/nand.c index f27e536..de54386 100644 --- a/board/nc650/nand.c +++ b/board/nc650/nand.c @@ -37,22 +37,22 @@ static void nc650_hwcontrol(struct mtd_info *mtd, int cmd) struct nand_chip *this = mtd->priv; switch(cmd) { - case NAND_CTL_SETCLE: - this->IO_ADDR_W += 2; - break; - case NAND_CTL_CLRCLE: - this->IO_ADDR_W -= 2; - break; - case NAND_CTL_SETALE: - this->IO_ADDR_W += 1; - break; - case NAND_CTL_CLRALE: - this->IO_ADDR_W -= 1; - break; - case NAND_CTL_SETNCE: - case NAND_CTL_CLRNCE: - /* nop */ - break; + case NAND_CTL_SETCLE: + this->IO_ADDR_W += 2; + break; + case NAND_CTL_CLRCLE: + this->IO_ADDR_W -= 2; + break; + case NAND_CTL_SETALE: + this->IO_ADDR_W += 1; + break; + case NAND_CTL_CLRALE: + this->IO_ADDR_W -= 1; + break; + case NAND_CTL_SETNCE: + case NAND_CTL_CLRNCE: + /* nop */ + break; } } #elif defined(CONFIG_IDS852_REV2) @@ -64,24 +64,24 @@ static void nc650_hwcontrol(struct mtd_info *mtd, int cmd) struct nand_chip *this = mtd->priv; switch(cmd) { - case NAND_CTL_SETCLE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0xa) = 0; - break; - case NAND_CTL_CLRCLE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; - break; - case NAND_CTL_SETALE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0x9) = 0; - break; - case NAND_CTL_CLRALE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; - break; - case NAND_CTL_SETNCE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; - break; - case NAND_CTL_CLRNCE: - *(((volatile __u8 *) this->IO_ADDR_W) + 0xc) = 0; - break; + case NAND_CTL_SETCLE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0xa) = 0; + break; + case NAND_CTL_CLRCLE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; + break; + case NAND_CTL_SETALE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0x9) = 0; + break; + case NAND_CTL_CLRALE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; + break; + case NAND_CTL_SETNCE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0x8) = 0; + break; + case NAND_CTL_CLRNCE: + *(((volatile __u8 *) this->IO_ADDR_W) + 0xc) = 0; + break; } } #else diff --git a/board/nc650/nc650.c b/board/nc650/nc650.c index c90ac9c..8a6b5b0 100644 --- a/board/nc650/nc650.c +++ b/board/nc650/nc650.c @@ -265,8 +265,8 @@ int misc_init_r(void) int iCompatMode = 0; char *pParam = NULL; char *envlb; - - /* + + /* First byte in CPLD read address space signals compatibility mode 0 - cp850 1 - kp852 @@ -274,9 +274,9 @@ int misc_init_r(void) pParam = (char*)(CFG_CPLD_BASE); if( *pParam != 0) iCompatMode = 1; - + if ( iCompatMode != 0) { - /* + /* In KP852 compatibility mode we have to write to DPRAM as early as possible the binary coded line config and board name. @@ -288,7 +288,7 @@ int misc_init_r(void) setenv( DPRAM_VARNAME, DEFAULT_LB); envlb = DEFAULT_LB; } - + /* Status string */ printf("Mode: KP852(LB=%s)\n", envlb); @@ -305,7 +305,7 @@ int misc_init_r(void) } else { puts("Mode: CP850\n"); } - + return 0; } #endif diff --git a/board/omap1610inn/lowlevel_init.S b/board/omap1610inn/lowlevel_init.S index eaf1742..cc8347f 100644 --- a/board/omap1610inn/lowlevel_init.S +++ b/board/omap1610inn/lowlevel_init.S @@ -382,7 +382,7 @@ REG_WATCHDOG: .word 0xfffec808 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 diff --git a/board/omap5912osk/lowlevel_init.S b/board/omap5912osk/lowlevel_init.S index 3b9633a..a1fa097 100644 --- a/board/omap5912osk/lowlevel_init.S +++ b/board/omap5912osk/lowlevel_init.S @@ -41,6 +41,13 @@ _TEXT_BASE: .globl lowlevel_init lowlevel_init: + /*------------------------------------------------------* + * Ensure i-cache is enabled * + * To configure TC regs without fetching instruction * + *------------------------------------------------------*/ + mrc p15, 0, r0, c1, c0 + orr r0, r0, #0x1000 + mcr p15, 0, r0, c1, c0 /*------------------------------------------------------* *mask all IRQs by setting all bits in the INTMR default* @@ -59,33 +66,34 @@ lowlevel_init: str r1, [r0] /*------------------------------------------------------* - * Set up ARM CLM registers (IDLECT2) * + * Set up ARM CLM registers (IDLECT2) * *------------------------------------------------------*/ ldr r0, REG_ARM_IDLECT2 ldr r1, VAL_ARM_IDLECT2 str r1, [r0] /*------------------------------------------------------* - * Set up ARM CLM registers (IDLECT3) * + * Set up ARM CLM registers (IDLECT3) * *------------------------------------------------------*/ ldr r0, REG_ARM_IDLECT3 ldr r1, VAL_ARM_IDLECT3 str r1, [r0] - - mov r1, #0x01 /* PER_EN bit */ + mov r1, #0x01 /* PER_EN bit */ ldr r0, REG_ARM_RSTCT2 - strh r1, [r0] /* CLKM; Peripheral reset. */ + strh r1, [r0] /* CLKM; Peripheral reset. */ - /* Set CLKM to Sync-Scalable */ - /* I supposedly need to enable the dsp clock before switching */ - mov r1, #0x0000 + /* Set CLKM to Sync-Scalable */ + mov r1, #0x1000 ldr r0, REG_ARM_SYSST - strh r1, [r0] - mov r0, #0x400 -1: - subs r0, r0, #0x1 /* wait for any bubbles to finish */ + + mov r2, #0 +1: cmp r2, #1 + streqh r1, [r0] + add r2, r2, #1 + cmp r2, #0x100 /* wait for any bubbles to finish */ bne 1b + ldr r1, VAL_ARM_CKCTL ldr r0, REG_ARM_CKCTL strh r1, [r0] @@ -107,17 +115,16 @@ lowlevel_init: ldr r1, VAL_DPLL1_CTL ldr r0, REG_DPLL1_CTL strh r1, [r0] - ands r1, r1, #0x10 /* Check if PLL is enabled. */ - beq lock_end /* Do not look for lock if BYPASS selected */ + ands r1, r1, #0x10 /* Check if PLL is enabled. */ + beq lock_end /* Do not look for lock if BYPASS selected */ 2: ldrh r1, [r0] - ands r1, r1, #0x01 /* Check the LOCK bit.*/ - beq 2b /* loop until bit goes hi. */ + ands r1, r1, #0x01 /* Check the LOCK bit.*/ + beq 2b /* loop until bit goes hi. */ lock_end: - /*------------------------------------------------------* - * Turn off the watchdog during init... * + * Turn off the watchdog during init... * *------------------------------------------------------*/ ldr r0, REG_WATCHDOG ldr r1, WATCHDOG_VAL1 @@ -143,30 +150,49 @@ watch2Wait: tst r1, #0x10 bne watch2Wait - /* Set memory timings corresponding to the new clock speed */ + ldr r3, VAL_SDRAM_CONFIG_SDF0 /* Check execution location to determine current execution location * and branch to appropriate initialization code. */ - /* Load physical SDRAM base. */ - mov r0, #0x10000000 - /* Get current execution location. */ - mov r1, pc - /* Compare. */ - cmp r1, r0 - /* Skip over EMIF-fast initialization if running from SDRAM. */ - bge skip_sdram + mov r0, #0x10000000 /* Load physical SDRAM base. */ + mov r1, pc /* Get current execution location. */ + cmp r1, r0 /* Compare. */ + bge skip_sdram /* Skip over EMIF-fast initialization if running from SDRAM. */ + + /* identify the device revision, -- TMX or TMP(TMS) */ + ldr r0, REG_DEVICE_ID + ldr r1, [r0] + + ldr r0, VAL_DEVICE_ID_TMP + mov r1, r1, lsl #15 + mov r1, r1, lsr #16 + cmp r0, r1 + bne skip_TMP_Patch + + /* Enable TMP/TMS device new features */ + mov r0, #1 + ldr r1, REG_TC_EMIFF_DOUBLER + str r0, [r1] + + /* Enable new ac parameters */ + mov r0, #0x0b + ldr r1, REG_SDRAM_CONFIG2 + str r0, [r1] + + ldr r3, VAL_SDRAM_CONFIG_SDF1 + +skip_TMP_Patch: /* * Delay for SDRAM initialization. */ - mov r3, #0x1800 /* value should be checked */ + mov r0, #0x1800 /* value should be checked */ 3: - subs r3, r3, #0x1 /* Decrement count */ + subs r0, r0, #0x1 /* Decrement count */ bne 3b - /* * Set SDRAM control values. Disable refresh before MRS command. */ @@ -178,14 +204,15 @@ watch2Wait: /* config register */ ldr r0, REG_SDRAM_CONFIG - ldr r1, SDRAM_CONFIG_VAL - str r1, [r0] + str r3, [r0] /* manual command register */ ldr r0, REG_SDRAM_MANUAL_CMD + /* issue set cke high */ mov r1, #CMD_SDRAM_CKE_SET_HIGH str r1, [r0] + /* issue nop */ mov r1, #CMD_SDRAM_NOP str r1, [r0] @@ -228,25 +255,23 @@ waitMDDR1: str r1, [r0] /* delay loop */ - mov r2, #0x0100 + mov r0, #0x0100 waitMDDR2: - subs r2, r2, #1 + subs r0, r0, #1 bne waitMDDR2 /* * Delay for SDRAM initialization. */ - mov r3, #0x1800 + mov r0, #0x1800 4: - subs r3, r3, #1 /* Decrement count. */ + subs r0, r0, #1 /* Decrement count. */ bne 4b b common_tc skip_sdram: - ldr r0, REG_SDRAM_CONFIG - ldr r1, SDRAM_CONFIG_VAL - str r1, [r0] + str r3, [r0] common_tc: /* slow interface */ @@ -257,10 +282,15 @@ common_tc: ldr r1, VAL_TC_EMIFS_CS1_CONFIG ldr r0, REG_TC_EMIFS_CS1_CONFIG str r1, [r0] /* Chip Select 1 */ + ldr r1, VAL_TC_EMIFS_CS3_CONFIG ldr r0, REG_TC_EMIFS_CS3_CONFIG str r1, [r0] /* Chip Select 3 */ + ldr r1, VAL_TC_EMIFS_DWS + ldr r0, REG_TC_EMIFS_DWS + str r1, [r0] /* Enable EMIFS.RDY for CS1 (ether) */ + #ifdef CONFIG_H2_OMAP1610 /* inserting additional 2 clock cycle hold time for LAN */ ldr r0, REG_TC_EMIFS_CS1_ADVANCED @@ -282,8 +312,9 @@ common_tc: /* the literal pools origin */ .ltorg - -REG_TC_EMIFS_CONFIG: /* 32 bits */ +REG_DEVICE_ID: /* 32 bits */ + .word 0xfffe2004 +REG_TC_EMIFS_CONFIG: .word 0xfffecc0c REG_TC_EMIFS_CS0_CONFIG: /* 32 bits */ .word 0xfffecc10 @@ -293,7 +324,8 @@ REG_TC_EMIFS_CS2_CONFIG: /* 32 bits */ .word 0xfffecc18 REG_TC_EMIFS_CS3_CONFIG: /* 32 bits */ .word 0xfffecc1c - +REG_TC_EMIFS_DWS: /* 32 bits */ + .word 0xfffecc40 #ifdef CONFIG_H2_OMAP1610 REG_TC_EMIFS_CS1_ADVANCED: /* 32 bits */ .word 0xfffecc54 @@ -302,18 +334,17 @@ REG_TC_EMIFS_CS1_ADVANCED: /* 32 bits */ /* MPU clock/reset/power mode control registers */ REG_ARM_CKCTL: /* 16 bits */ .word 0xfffece00 - REG_ARM_IDLECT3: /* 16 bits */ .word 0xfffece24 REG_ARM_IDLECT2: /* 16 bits */ .word 0xfffece08 REG_ARM_IDLECT1: /* 16 bits */ .word 0xfffece04 - REG_ARM_RSTCT2: /* 16 bits */ .word 0xfffece14 REG_ARM_SYSST: /* 16 bits */ .word 0xfffece18 + /* DPLL control registers */ REG_DPLL1_CTL: /* 16 bits */ .word 0xfffecf00 @@ -335,6 +366,10 @@ WSPRDOG_VAL2: counter @8192 rows, 10 ns, 8 burst */ REG_SDRAM_CONFIG: .word 0xfffecc20 +REG_SDRAM_CONFIG2: + .word 0xfffecc3c +REG_TC_EMIFF_DOUBLER: /* 32 bits */ + .word 0xfffecc60 /* Operation register */ REG_SDRAM_OPERATION: @@ -356,35 +391,47 @@ REG_SDRAM_EMRS1: REG_DLL_WRT_CONTROL: .word 0xfffecc68 DLL_WRT_CONTROL_VAL: - .word 0x03f00002 + .word 0x03f00002 /* Phase of 72deg, write offset +31 */ /* URD DLL register */ REG_DLL_URD_CONTROL: .word 0xfffeccc0 DLL_URD_CONTROL_VAL: - .word 0x00800002 + .word 0x00800002 /* Phase of 72deg, read offset +31 */ /* LRD DLL register */ REG_DLL_LRD_CONTROL: .word 0xfffecccc +DLL_LRD_CONTROL_VAL: + .word 0x00800002 /* read offset +31 */ REG_WATCHDOG: .word 0xfffec808 +WATCHDOG_VAL1: + .word 0x000000f5 +WATCHDOG_VAL2: + .word 0x000000a0 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 +VAL_MPU_LOAD_TIMER: + .word 0xffffffff +VAL_MPU_CNTL_TIMER: + .word 0xffffffa1 /* 96 MHz Samsung Mobile DDR */ -SDRAM_CONFIG_VAL: - .word 0x001200f4 +/* Original setting for TMX device */ +VAL_SDRAM_CONFIG_SDF0: + .word 0x0014e6fe -DLL_LRD_CONTROL_VAL: - .word 0x00800002 +/* NEW_SYS_FREQ mode (valid only TMP/TMS devices) */ +VAL_SDRAM_CONFIG_SDF1: + .word 0x0114e6fe VAL_ARM_CKCTL: - .word 0x3000 + .word 0x2000 /* was: 0x3000, now use CLK_REF for timer input */ VAL_DPLL1_CTL: .word 0x2830 @@ -392,11 +439,15 @@ VAL_DPLL1_CTL: VAL_TC_EMIFS_CS0_CONFIG: .word 0x002130b0 VAL_TC_EMIFS_CS1_CONFIG: - .word 0x00001131 + .word 0x00001133 VAL_TC_EMIFS_CS2_CONFIG: .word 0x000055f0 VAL_TC_EMIFS_CS3_CONFIG: - .word 0x88011131 + .word 0x88013141 +VAL_TC_EMIFS_DWS: /* Enable EMIFS.RDY for CS1 access (ether) */ + .word 0x000000c0 +VAL_DEVICE_ID_TMP: /* TMP/TMS=0xb65f, TMX=0xb58c */ + .word 0xb65f #endif #ifdef CONFIG_H2_OMAP1610 @@ -407,36 +458,20 @@ VAL_TC_EMIFS_CS1_CONFIG: VAL_TC_EMIFS_CS2_CONFIG: .word 0xf800f22a VAL_TC_EMIFS_CS3_CONFIG: - .word 0x88011131 + .word 0x88013141 VAL_TC_EMIFS_CS1_ADVANCED: .word 0x00000022 #endif -VAL_TC_EMIFF_SDRAM_CONFIG: - .word 0x010290fc -VAL_TC_EMIFF_MRS: - .word 0x00000027 - VAL_ARM_IDLECT1: .word 0x00000400 - VAL_ARM_IDLECT2: .word 0x00000886 VAL_ARM_IDLECT3: .word 0x00000015 -WATCHDOG_VAL1: - .word 0x000000f5 -WATCHDOG_VAL2: - .word 0x000000a0 - -VAL_MPU_LOAD_TIMER: - .word 0xffffffff -VAL_MPU_CNTL_TIMER: - .word 0xffffffa1 - /* command values */ -.equ CMD_SDRAM_NOP, 0x00000000 -.equ CMD_SDRAM_PRECHARGE, 0x00000001 -.equ CMD_SDRAM_AUTOREFRESH, 0x00000002 -.equ CMD_SDRAM_CKE_SET_HIGH, 0x00000007 +.equ CMD_SDRAM_NOP, 0x00000000 +.equ CMD_SDRAM_PRECHARGE, 0x00000001 +.equ CMD_SDRAM_AUTOREFRESH, 0x00000002 +.equ CMD_SDRAM_CKE_SET_HIGH, 0x00000007 diff --git a/board/omap5912osk/omap5912osk.c b/board/omap5912osk/omap5912osk.c index e9e6b0e..6993b13 100644 --- a/board/omap5912osk/omap5912osk.c +++ b/board/omap5912osk/omap5912osk.c @@ -288,3 +288,21 @@ void peripheral_power_enable (void) *SW_CLOCK_REQUEST |= UART1_48MHZ_ENABLE; } + +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: OSK5912"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} diff --git a/board/omap730p2/lowlevel_init.S b/board/omap730p2/lowlevel_init.S index 6c6f482..9ab71cf 100644 --- a/board/omap730p2/lowlevel_init.S +++ b/board/omap730p2/lowlevel_init.S @@ -317,7 +317,7 @@ REG_WATCHDOG: .word 0xfffec808 REG_MPU_LOAD_TIMER: - .word 0xfffec600 + .word 0xfffec504 REG_MPU_CNTL_TIMER: .word 0xfffec500 diff --git a/board/pcs440ep/Makefile b/board/pcs440ep/Makefile new file mode 100644 index 0000000..4a2a388 --- /dev/null +++ b/board/pcs440ep/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/pcs440ep/config.mk b/board/pcs440ep/config.mk new file mode 100644 index 0000000..319c4fa --- /dev/null +++ b/board/pcs440ep/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# PCS440EP board +# + +#TEXT_BASE = 0x00001000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0xFBD00000 +else +TEXT_BASE = 0xFFFA0000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/pcs440ep/flash.c b/board/pcs440ep/flash.c new file mode 100644 index 0000000..ece5478 --- /dev/null +++ b/board/pcs440ep/flash.c @@ -0,0 +1,608 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> + +#ifndef CFG_FLASH_READ0 +#define CFG_FLASH_READ0 0x0000 /* 0 is standard */ +#define CFG_FLASH_READ1 0x0001 /* 1 is standard */ +#define CFG_FLASH_READ2 0x0002 /* 2 is standard */ +#endif + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Functions + */ +static int write_word(flash_info_t *info, ulong dest, ulong data); +static ulong flash_get_size(vu_long *addr, flash_info_t *info); + +unsigned long flash_init(void) +{ + unsigned long size_b0, size_b1; + int i; + unsigned long base_b0, base_b1; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + base_b0 = FLASH_BASE0_PRELIM; + size_b0 = flash_get_size ((vu_long *) base_b0, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 << 20); + } + + base_b1 = FLASH_BASE1_PRELIM; + size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]); + + return (size_b0 + size_b1); +} + +void flash_print_info(flash_info_t *info) +{ + int i; + int k; + int size; + int erased; + volatile unsigned long *flash; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_AMD: printf ("AMD "); break; + case FLASH_MAN_FUJ: printf ("FUJITSU "); break; + case FLASH_MAN_SST: printf ("SST "); break; + case FLASH_MAN_EXCEL: printf ("Excel Semiconductor "); break; + default: printf ("Unknown Vendor "); break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM040: printf ("AM29LV040B (4 Mbit, uniform sector size)\n"); + break; + case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320T: printf ("AM29LV320T (32 M, top sector)\n"); + break; + case FLASH_AM320B: printf ("AM29LV320B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: printf ("AM29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: printf ("AM29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: printf ("AM29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: printf ("AM29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_SST020: printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n"); + break; + case FLASH_SST040: printf ("SST39LF/VF040 (4 Mbit, uniform sector size)\n"); + break; + default: printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i=0; i<info->sector_count; ++i) { +#ifdef CFG_FLASH_EMPTY_INFO + /* + * Check if whole sector is erased + */ + if (i != (info->sector_count-1)) + size = info->start[i+1] - info->start[i]; + else + size = info->start[0] + info->size - info->start[i]; + erased = 1; + flash = (volatile unsigned long *)info->start[i]; + size = size >> 2; /* divide by 4 for longword access */ + for (k=0; k<size; k++) { + if (*flash++ != 0xffffffff) { + erased = 0; + break; + } + } + + if ((i % 5) == 0) + printf ("\n "); + /* print empty and read-only info */ + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); +#else + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " "); +#endif + + } + printf ("\n"); + return; +} + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size(vu_long *addr, flash_info_t *info) +{ + short i; + short n; + volatile CFG_FLASH_WORD_SIZE value; + ulong base = (ulong)addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (volatile CFG_FLASH_WORD_SIZE *)addr; + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090; + + value = addr2[CFG_FLASH_READ0]; + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_WORD_SIZE)SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_WORD_SIZE)EXCEL_MANUFACT: + info->flash_id = FLASH_MAN_EXCEL; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + value = addr2[CFG_FLASH_READ1]; /* device ID */ + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV040B: + info->flash_id += FLASH_AM040; + info->sector_count = 8; + info->size = 0x0080000; /* => 0.5 MB */ + break; + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: + info->flash_id += FLASH_AM320T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x00400000; + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF020: + info->flash_id += FLASH_SST020; + info->sector_count = 64; + info->size = 0x00040000; + break; /* => 256 kB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF040: + info->flash_id += FLASH_SST040; + info->sector_count = 128; + info->size = 0x00080000; + break; /* => 512 kB */ + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00001000); + } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) { + /* set sector offsets for bottom boot block type */ + for (i=0; i<8; ++i) { /* 8 x 8k boot sectors */ + info->start[i] = base; + base += 8 << 10; + } + while (i < info->sector_count) { /* 64k regular sectors */ + info->start[i] = base; + base += 64 << 10; + ++i; + } + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) { + /* set sector offsets for top boot block type */ + base += info->size; + i = info->sector_count; + for (n=0; n<8; ++n) { /* 8 x 8k boot sectors */ + base -= 8 << 10; + --i; + info->start[i] = base; + } + while (i > 0) { /* 64k regular sectors */ + base -= 64 << 10; + --i; + info->start[i] = base; + } + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + /* D0 = 1 if protected */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD) + info->protect[i] = 0; + else + info->protect[i] = addr2[CFG_FLASH_READ2] & 1; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0]; + *addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + } + + return (info->size); +} + + +int flash_erase(flash_info_t *info, int s_first, int s_last) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + ulong start, now, last; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) + printf ("- missing\n"); + else + printf ("- no sectors to erase\n"); + return 1; + } + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("Can't erase unknown flash type - aborted\n"); + return 1; + } + + prot = 0; + for (sect=s_first; sect<=s_last; ++sect) + if (info->protect[sect]) + prot++; + + if (prot) + printf ("- Warning: %d protected sectors will not be erased!\n", prot); + else + printf ("\n"); + + l_sect = -1; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]); + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + + /* re-enable interrupts if necessary */ + if (flag) { + enable_interrupts(); + flag = 0; + } + + /* data polling for D7 */ + start = get_timer (0); + while ((addr2[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (CFG_FLASH_WORD_SIZE)0x00800080) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } else { + if (sect == s_first) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + } + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + } + l_sect = sect; + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* wait at least 80us - let's wait 1 ms */ + udelay (1000); + + /* + * We wait for the last triggered sector + */ + if (l_sect < 0) + goto DONE; + + start = get_timer (0); + last = start; + addr = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]); + while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + +DONE: + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *)info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + + printf (" done\n"); + return 0; +} + +/* + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt) +{ + ulong cp, wp, data; + int i, l, rc; + + wp = (addr & ~3); /* get lower word aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i=0, cp=wp; i<l; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + for (; i<4 && cnt>0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt==0 && i<4; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + + if ((rc = write_word(info, wp, data)) != 0) { + return (rc); + } + wp += 4; + } + + /* + * handle word aligned part + */ + while (cnt >= 4) { + data = 0; + for (i=0; i<4; ++i) + data = (data << 8) | *src++; + if ((rc = write_word(info, wp, data)) != 0) + return (rc); + wp += 4; + cnt -= 4; + } + + if (cnt == 0) + return (0); + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i<4; ++i, ++cp) + data = (data << 8) | (*(uchar *)cp); + + return (write_word(info, wp, data)); +} + +/* + * Write a word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_word(flash_info_t *info, ulong dest, ulong data) +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data; + ulong start; + int flag; + int i; + + /* Check if Flash is (sufficiently) erased */ + if ((*((vu_long *)dest) & data) != data) + return (2); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer (0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } + + return (0); +} diff --git a/board/pcs440ep/init.S b/board/pcs440ep/init.S new file mode 100644 index 0000000..0eee4d8 --- /dev/null +++ b/board/pcs440ep/init.S @@ -0,0 +1,113 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <ppc_asm.tmpl> +#include <config.h> + +/* General */ +#define TLB_VALID 0x00000200 + +/* Supported page sizes */ + +#define SZ_1K 0x00000000 +#define SZ_4K 0x00000010 +#define SZ_16K 0x00000020 +#define SZ_64K 0x00000030 +#define SZ_256K 0x00000040 +#define SZ_1M 0x00000050 +#define SZ_8M 0x00000060 +#define SZ_16M 0x00000070 +#define SZ_256M 0x00000090 + +/* Storage attributes */ +#define SA_W 0x00000800 /* Write-through */ +#define SA_I 0x00000400 /* Caching inhibited */ +#define SA_M 0x00000200 /* Memory coherence */ +#define SA_G 0x00000100 /* Guarded */ +#define SA_E 0x00000080 /* Endian */ + +/* Access control */ +#define AC_X 0x00000024 /* Execute */ +#define AC_W 0x00000012 /* Write */ +#define AC_R 0x00000009 /* Read */ + +/* Some handy macros */ + +#define EPN(e) ((e) & 0xfffffc00) +#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) +#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) +#define TLB2(a) ( (a)&0x00000fbf ) + +#define tlbtab_start\ + mflr r1 ;\ + bl 0f ; + +#define tlbtab_end\ + .long 0, 0, 0 ; \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + +#define tlbentry(epn,sz,rpn,erpn,attr)\ + .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) + + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ + tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) + + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) + + tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) + + /* PCI */ + tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) + + /* USB 2.0 Device */ + tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) + + tlbtab_end diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c new file mode 100644 index 0000000..8858f0a --- /dev/null +++ b/board/pcs440ep/pcs440ep.c @@ -0,0 +1,379 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> +#include <spd_sdram.h> + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +static void set_leds(int val) +{ + unsigned char led[16] = {0x0, 0x8, 0x4, 0xc, 0x2, 0xa, 0x6, 0xe, + 0x1, 0x9, 0x5, 0xd, 0x3, 0xb, 0x7, 0xf}; + out32(GPIO0_OR, (in32(GPIO0_OR) & ~0x78000000) | (led[val] << 27)); +} + +int board_early_init_f(void) +{ + register uint reg; + + set_leds(0); /* display boot info counter */ + + /*-------------------------------------------------------------------- + * Setup the external bus controller/chip selects + *-------------------------------------------------------------------*/ + mtdcr(ebccfga, xbcfg); + reg = mfdcr(ebccfgd); + mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ + + /*-------------------------------------------------------------------- + * GPIO's are alreay setup in cpu/ppc4xx/cpu_init.c + * via define from board config file. + *-------------------------------------------------------------------*/ + + /*-------------------------------------------------------------------- + * Setup the interrupt controller polarities, triggers, etc. + *-------------------------------------------------------------------*/ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + mtdcr(uic0er, 0x00000000); /* disable all */ + mtdcr(uic0cr, 0x00000001); /* UIC1 crit is critical */ + mtdcr(uic0pr, 0xfffffe1f); /* per ref-board manual */ + mtdcr(uic0tr, 0x01c00000); /* per ref-board manual */ + mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + + mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic1er, 0x00000000); /* disable all */ + mtdcr(uic1cr, 0x00000000); /* all non-critical */ + mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ + mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ + mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic1sr, 0xffffffff); /* clear all */ + + /*-------------------------------------------------------------------- + * Setup other serial configuration + *-------------------------------------------------------------------*/ + mfsdr(sdr_pci0, reg); + mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */ + mtsdr(sdr_pfc0, 0x00000100); /* Pin function: enable GPIO49-63 */ + mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins, select IRQ5 */ + + return 0; +} + +int misc_init_r (void) +{ + uint pbcr; + int size_val = 0; + + /* Re-do sizing to get full correct info */ + mtdcr(ebccfga, pb0cr); + pbcr = mfdcr(ebccfgd); + switch (gd->bd->bi_flashsize) { + case 1 << 20: + size_val = 0; + break; + case 2 << 20: + size_val = 1; + break; + case 4 << 20: + size_val = 2; + break; + case 8 << 20: + size_val = 3; + break; + case 16 << 20: + size_val = 4; + break; + case 32 << 20: + size_val = 5; + break; + case 64 << 20: + size_val = 6; + break; + case 128 << 20: + size_val = 7; + break; + } + pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); + mtdcr(ebccfga, pb0cr); + mtdcr(ebccfgd, pbcr); + + /* adjust flash start and offset */ + gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; + gd->bd->bi_flashoffset = 0; + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + -CFG_MONITOR_LEN, + 0xffffffff, + &flash_info[1]); + + /* Env protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, + &flash_info[1]); + + return 0; +} + +int checkboard(void) +{ + char *s = getenv("serial#"); + + printf("Board: PCS440EP"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +long int initdram (int board_type) +{ + long dram_size = 0; + + set_leds(1); /* display boot info counter */ + dram_size = spd_sdram(); + set_leds(2); /* display boot info counter */ + + return dram_size; +} + +#if defined(CFG_DRAM_TEST) +int testdram(void) +{ + unsigned long *mem = (unsigned long *)0; + const unsigned long kend = (1024 / sizeof(unsigned long)); + unsigned long k, n; + + mtmsr(0); + + for (k = 0; k < CFG_KBYTES_SDRAM; + ++k, mem += (1024 / sizeof(unsigned long))) { + if ((k & 1023) == 0) { + printf("%3d MB\r", k / 1024); + } + + memset(mem, 0xaaaaaaaa, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + + memset(mem, 0x55555555, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0x55555555) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + } + printf("SDRAM test passes\n"); + return 0; +} +#endif + +/************************************************************************* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +int pci_pre_init(struct pci_controller *hose) +{ + unsigned long addr; + + /*-------------------------------------------------------------------------+ + | Set priority for all PLB3 devices to 0. + | Set PLB3 arbiter to fair mode. + +-------------------------------------------------------------------------*/ + mfsdr(sdr_amp1, addr); + mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(plb3_acr); + mtdcr(plb3_acr, addr | 0x80000000); + + /*-------------------------------------------------------------------------+ + | Set priority for all PLB4 devices to 0. + +-------------------------------------------------------------------------*/ + mfsdr(sdr_amp0, addr); + mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ + mtdcr(plb4_acr, addr); + + /*-------------------------------------------------------------------------+ + | Set Nebula PLB4 arbiter to fair mode. + +-------------------------------------------------------------------------*/ + /* Segment0 */ + addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; + addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; + addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; + addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; + mtdcr(plb0_acr, addr); + + /* Segment1 */ + addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; + addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; + addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; + addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; + mtdcr(plb1_acr, addr); + + return 1; +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ + +/************************************************************************* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller *hose) +{ + /*--------------------------------------------------------------------------+ + * Set up Direct MMIO registers + *--------------------------------------------------------------------------*/ + /*--------------------------------------------------------------------------+ + | PowerPC440 EP PCI Master configuration. + | Map one 1Gig range of PLB/processor addresses to PCI memory space. + | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF + | Use byte reversed out routines to handle endianess. + | Make this region non-prefetchable. + +--------------------------------------------------------------------------*/ + out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ + out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */ + out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ + out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ + out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ + out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ + + /*--------------------------------------------------------------------------+ + * Set up Configuration registers + *--------------------------------------------------------------------------*/ + + /* Program the board's subsystem id/vendor id */ + pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, + CFG_PCI_SUBSYS_VENDORID); + pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID); + + /* Configure command register as bus master */ + pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); + + /* 240nS PCI clock */ + pci_write_config_word(0, PCI_LATENCY_TIMER, 1); + + /* No error reporting */ + pci_write_config_word(0, PCI_ERREN, 0); + + pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); + +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ + +/************************************************************************* + * pci_master_init + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) +void pci_master_init(struct pci_controller *hose) +{ + unsigned short temp_short; + + /*--------------------------------------------------------------------------+ + | Write the PowerPC440 EP PCI Configuration regs. + | Enable PowerPC440 EP to be a master on the PCI bus (PMM). + | Enable PowerPC440 EP to act as a PCI memory target (PTM). + +--------------------------------------------------------------------------*/ + pci_read_config_word(0, PCI_COMMAND, &temp_short); + pci_write_config_word(0, PCI_COMMAND, + temp_short | PCI_COMMAND_MASTER | + PCI_COMMAND_MEMORY); +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */ + +/************************************************************************* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + * + * + ************************************************************************/ +#if defined(CONFIG_PCI) +int is_pci_host(struct pci_controller *hose) +{ + /* PCS440EP is always configured as host. */ + return (1); +} +#endif /* defined(CONFIG_PCI) */ + +/************************************************************************* + * hw_watchdog_reset + * + * This routine is called to reset (keep alive) the watchdog timer + * + ************************************************************************/ +#if defined(CONFIG_HW_WATCHDOG) +void hw_watchdog_reset(void) +{ + +} +#endif diff --git a/board/mpc8349ads/u-boot.lds b/board/pcs440ep/u-boot.lds index 020cfa6..6ab476a 100644 --- a/board/mpc8349ads/u-boot.lds +++ b/board/pcs440ep/u-boot.lds @@ -1,5 +1,6 @@ /* - * Copyright 2004 Freescale Semiconductor, Inc. + * (C) Copyright 2006 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. @@ -21,8 +22,21 @@ */ OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ SECTIONS { + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + /* Read-only sections, merged into text segment: */ . = + SIZEOF_HEADERS; .interp : { *(.interp) } @@ -49,11 +63,17 @@ SECTIONS .plt : { *(.plt) } .text : { - cpu/mpc83xx/start.o (.text) + cpu/ppc4xx/start.o (.text) + board/pcs440ep/init.o (.text) + *(.text) *(.fixup) *(.got1) - . = ALIGN(16); + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { *(.rodata) *(.rodata1) *(.rodata.str1.4) @@ -64,7 +84,7 @@ SECTIONS .dtors : { *(.dtors) } /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; + . = (. + 0x00FF) & 0xFFFFFF00; _erotext = .; PROVIDE (erotext = .); .reloc : @@ -95,17 +115,16 @@ SECTIONS .u_boot_cmd : { *(.u_boot_cmd) } __u_boot_cmd_end = .; - . = .; __start___ex_table = .; __ex_table : { *(__ex_table) } __stop___ex_table = .; - . = ALIGN(4096); + . = ALIGN(256); __init_begin = .; .text.init : { *(.text.init) } .data.init : { *(.data.init) } - . = ALIGN(4096); + . = ALIGN(256); __init_end = .; __bss_start = .; @@ -116,7 +135,7 @@ SECTIONS *(.bss) *(COMMON) } + _end = . ; PROVIDE (end = .); } -ENTRY(_start) diff --git a/board/ppmc7xx/Makefile b/board/ppmc7xx/Makefile new file mode 100644 index 0000000..c378677 --- /dev/null +++ b/board/ppmc7xx/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := ppmc7xx.o pci.o flash.o +SOBJS := init.o + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/ppmc7xx/config.mk b/board/ppmc7xx/config.mk new file mode 100644 index 0000000..bcb6c81 --- /dev/null +++ b/board/ppmc7xx/config.mk @@ -0,0 +1,33 @@ +# +# (C) Copyright 2005 +# Richard Danter, Wind River Systems +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# +# + +TEXT_BASE = 0xFFF00000 +TEXT_END = 0xFFF40000 +PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) diff --git a/board/ppmc7xx/flash.c b/board/ppmc7xx/flash.c new file mode 100644 index 0000000..1cbcadc --- /dev/null +++ b/board/ppmc7xx/flash.c @@ -0,0 +1,494 @@ +/* + * flash.c + * ------- + * + * Flash programming routines for the Wind River PPMC 74xx/7xx + * based on flash.c from the TQM8260 board. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + */ + +#include <common.h> +#include <asm/processor.h> +#include <74xx_7xx.h> + +#define DWORD unsigned long long + +/* Local function prototypes */ +static int write_dword (flash_info_t* info, ulong dest, unsigned char *pdata); +static void write_via_fpu (volatile DWORD* addr, DWORD* data); + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/*----------------------------------------------------------------------- + */ +void flash_reset (void) +{ + unsigned long msr; + DWORD cmd_reset = 0x00F000F000F000F0LL; + + if (flash_info[0].flash_id != FLASH_UNKNOWN) { + msr = get_msr (); + set_msr (msr | MSR_FP); + + write_via_fpu ((DWORD*)flash_info[0].start[0], &cmd_reset ); + + set_msr (msr); + } +} + +/*----------------------------------------------------------------------- + */ +ulong flash_get_size (ulong baseaddr, flash_info_t * info) +{ + int i; + unsigned long msr; + DWORD flashtest; + DWORD cmd_select[3] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x0090009000900090LL }; + + /* Enable FPU */ + msr = get_msr (); + set_msr (msr | MSR_FP); + + /* Write auto-select command sequence */ + write_via_fpu ((DWORD*)(baseaddr + (0x0555 << 3)), &cmd_select[0] ); + write_via_fpu ((DWORD*)(baseaddr + (0x02AA << 3)), &cmd_select[1] ); + write_via_fpu ((DWORD*)(baseaddr + (0x0555 << 3)), &cmd_select[2] ); + + /* Restore FPU */ + set_msr (msr); + + /* Read manufacturer ID */ + flashtest = *(volatile DWORD*)baseaddr; + switch ((int)flashtest) { + case AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + default: + /* No, faulty or unknown flash */ + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); + } + + /* Read device ID */ + flashtest = *(volatile DWORD*)(baseaddr + 8); + switch ((long)flashtest) { + case AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00400000; + break; + case AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00400000; + break; + case AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00800000; + break; + case AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00800000; + break; + case AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_LV640U: + info->flash_id += FLASH_AM640U; + info->sector_count = 128; + info->size = 0x02000000; + break; + default: + /* Unknown flash type */ + info->flash_id = FLASH_UNKNOWN; + return (0); + } + + if ((long)flashtest == AMD_ID_LV640U) { + /* set up sector start adress table (uniform sector type) */ + for (i = 0; i < info->sector_count; i++) + info->start[i] = baseaddr + (i * 0x00040000); + } else if (info->flash_id & FLASH_BTYPE) { + /* set up sector start adress table (bottom sector type) */ + info->start[0] = baseaddr + 0x00000000; + info->start[1] = baseaddr + 0x00010000; + info->start[2] = baseaddr + 0x00018000; + info->start[3] = baseaddr + 0x00020000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = baseaddr + (i * 0x00040000) - 0x000C0000; + } + } else { + /* set up sector start adress table (top sector type) */ + i = info->sector_count - 1; + info->start[i--] = baseaddr + info->size - 0x00010000; + info->start[i--] = baseaddr + info->size - 0x00018000; + info->start[i--] = baseaddr + info->size - 0x00020000; + for (; i >= 0; i--) { + info->start[i] = baseaddr + i * 0x00040000; + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + if (*(volatile DWORD*)(info->start[i] + 16) & 0x0001000100010001LL) { + info->protect[i] = 1; /* D0 = 1 if protected */ + } else { + info->protect[i] = 0; + } + } + + flash_reset (); + return (info->size); +} + +/*----------------------------------------------------------------------- + */ +unsigned long flash_init (void) +{ + unsigned long size_b0 = 0; + int i; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here (only one bank) */ + size_b0 = flash_get_size (CFG_FLASH_BASE, &flash_info[0]); + if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) { + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 >> 20); + } + + /* + * protect monitor and environment sectors + */ +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE + flash_protect (FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + monitor_flash_len - 1, &flash_info[0]); +#endif + +#if (CFG_ENV_IS_IN_FLASH == 1) && defined(CFG_ENV_ADDR) +# ifndef CFG_ENV_SIZE +# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE +# endif + flash_protect (FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]); +#endif + + return (size_b0); +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_AMD: + printf ("AMD "); + break; + case FLASH_MAN_FUJ: + printf ("FUJITSU "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM800T: + printf ("29LV800T (8 M, top sector)\n"); + break; + case FLASH_AM800B: + printf ("29LV800T (8 M, bottom sector)\n"); + break; + case FLASH_AM160T: + printf ("29LV160T (16 M, top sector)\n"); + break; + case FLASH_AM160B: + printf ("29LV160B (16 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: + printf ("29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: + printf ("29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: + printf ("29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: + printf ("29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_AM640U: + printf ("29LV640D (64 M, uniform sector)\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " " + ); + } + printf ("\n"); + return; +} + +/*----------------------------------------------------------------------- + */ +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect, l_sect; + ulong start, now, last; + unsigned long msr; + DWORD cmd_erase[6] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x0080008000800080LL, 0x00AA00AA00AA00AALL, + 0x0055005500550055LL, 0x0030003000300030LL }; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect]) + prot++; + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + l_sect = -1; + + /* Enable FPU */ + msr = get_msr(); + set_msr ( msr | MSR_FP ); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[0] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_erase[1] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[2] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[3] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_erase[4] ); + udelay (1000); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + write_via_fpu ((DWORD*)info->start[sect], &cmd_erase[5] ); + l_sect = sect; + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts (); + + /* Restore FPU */ + set_msr (msr); + + /* wait at least 80us - let's wait 1 ms */ + udelay (1000); + + /* + * We wait for the last triggered sector + */ + if (l_sect < 0) + goto DONE; + + start = get_timer (0); + last = start; + while ((*(volatile DWORD*)info->start[l_sect] & 0x0080008000800080LL ) + != 0x0080008000800080LL ) + { + if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + serial_putc ('.'); + last = now; + } + } + + DONE: + /* reset to read mode */ + flash_reset (); + + printf (" done\n"); + return 0; +} + + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong dp; + static unsigned char bb[8]; + int i, l, rc, cc = cnt; + + dp = (addr & ~7); /* get lower dword aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - dp) != 0) { + for (i = 0; i < 8; i++) + bb[i] = (i < l || (i - l) >= cc) ? *(char*)(dp + i) : *src++; + if ((rc = write_dword (info, dp, bb)) != 0) { + return (rc); + } + dp += 8; + cc -= 8 - l; + } + + /* + * handle word aligned part + */ + while (cc >= 8) { + if ((rc = write_dword (info, dp, src)) != 0) { + return (rc); + } + dp += 8; + src += 8; + cc -= 8; + } + + if (cc <= 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + for (i = 0; i < 8; i++) { + bb[i] = (i < cc) ? *src++ : *(char*)(dp + i); + } + return (write_dword (info, dp, bb)); +} + +/*----------------------------------------------------------------------- + * Write a dword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_dword (flash_info_t * info, ulong dest, unsigned char *pdata) +{ + ulong start; + unsigned long msr; + int flag, i; + DWORD data; + DWORD cmd_write[3] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x00A000A000A000A0LL }; + + for (data = 0, i = 0; i < 8; i++) + data = (data << 8) + *pdata++; + + /* Check if Flash is (sufficiently) erased */ + if ((*(DWORD*)dest & data) != data) { + return (2); + } + + /* Enable FPU */ + msr = get_msr(); + set_msr( msr | MSR_FP ); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_write[0] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_write[1] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_write[2] ); + write_via_fpu ((DWORD*)dest, &data ); + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts (); + + /* Restore FPU */ + set_msr(msr); + + /* data polling for D7 */ + start = get_timer (0); + while (*(volatile DWORD*)dest != data ) { + if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { + return (1); + } + } + return (0); +} + +/*----------------------------------------------------------------------- + */ +static void write_via_fpu (volatile DWORD* addr, DWORD* data) +{ + __asm__ __volatile__ ("lfd 1, 0(%0)"::"r" (data)); + __asm__ __volatile__ ("stfd 1, 0(%0)"::"r" (addr)); + __asm__ __volatile__ ("eieio"); +} diff --git a/board/ppmc7xx/init.S b/board/ppmc7xx/init.S new file mode 100644 index 0000000..e4ed7a6 --- /dev/null +++ b/board/ppmc7xx/init.S @@ -0,0 +1,336 @@ +/* + * init.S + * ------ + * + * Wind River PPMC 7xx/74xx init code. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + * + * NOTE: The following code was generated automatically by Workbench + * from the ppmc7400_107.reg register file. + */ + +#include <ppc_asm.tmpl> + + +.globl board_asm_init +board_asm_init: + + lis r4,0xFEC0 + ori r4,r4,0x0000 + lis r5,0xFEE0 + ori r5,r5,0x0000 + lis r3,0x8000 # ADDR_00 + ori r3,r3,0x0000 + stwbrx r3,0,r4 + li r3,0x1057 # VENDOR + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_02 + ori r3,r3,0x0002 + stwbrx r3,0,r4 + li r3,0x0004 # ID + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_04 + ori r3,r3,0x0004 + stwbrx r3,0,r4 + li r3,0x0006 # PCICMD + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_06 + ori r3,r3,0x0006 + stwbrx r3,0,r4 + li r3,0x00A0 # PCISTAT + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_08 + ori r3,r3,0x0008 + stwbrx r3,0,r4 + li r3,0x10 # REVID + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_09 + ori r3,r3,0x0009 + stwbrx r3,0,r4 + li r3,0x00 # PROGIR + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_0A + ori r3,r3,0x000A + stwbrx r3,0,r4 + li r3,0x00 # SUBCCODE + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_0B + ori r3,r3,0x000B + stwbrx r3,0,r4 + li r3,0x06 # PBCCR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_0C + ori r3,r3,0x000C + stwbrx r3,0,r4 + li r3,0x08 # PCLSR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_0D + ori r3,r3,0x000D + stwbrx r3,0,r4 + li r3,0x00 # PLTR + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_0E + ori r3,r3,0x000E + stwbrx r3,0,r4 + li r3,0x00 # HEADTYPE + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_0F + ori r3,r3,0x000F + stwbrx r3,0,r4 + li r3,0x00 # BISTCTRL + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_10 + ori r3,r3,0x0010 + stwbrx r3,0,r4 + lis r3,0x0000 # LMBAR + ori r3,r3,0x0008 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_14 + ori r3,r3,0x0014 + stwbrx r3,0,r4 + lis r3,0xF000 # PCSRBAR + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_3C + ori r3,r3,0x003C + stwbrx r3,0,r4 + li r3,0x00 # ILR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_3D + ori r3,r3,0x003D + stwbrx r3,0,r4 + li r3,0x01 # INTPIN + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_3E + ori r3,r3,0x003E + stwbrx r3,0,r4 + li r3,0x00 # MIN_GNT + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_3F + ori r3,r3,0x003F + stwbrx r3,0,r4 + li r3,0x00 # MAX_LAT + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_40 + ori r3,r3,0x0040 + stwbrx r3,0,r4 + li r3,0x00 # BUSNB + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_41 + ori r3,r3,0x0041 + stwbrx r3,0,r4 + li r3,0x00 # SBUSNB + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_46 + ori r3,r3,0x0046 + stwbrx r3,0,r4 +# li r3,0xE080 # PCIARB + li r3,-0x1F80 # PCIARB + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_70 + ori r3,r3,0x0070 + stwbrx r3,0,r4 + li r3,0x0000 # PMCR1 + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_72 + ori r3,r3,0x0072 + stwbrx r3,0,r4 + li r3,0xC0 # PMCR2 + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_73 + ori r3,r3,0x0073 + stwbrx r3,0,r4 + li r3,0xEF # ODCR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_74 + ori r3,r3,0x0074 + stwbrx r3,0,r4 + li r3,0x7D00 # CLKDCR + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_76 + ori r3,r3,0x0076 + stwbrx r3,0,r4 + li r3,0x00 # MDCR + stb r3,0x2(r5) + lis r6,0xFCE0 + ori r6,r6,0x0000 # r6 is the EUMBAR Base Address + lis r3,0x8000 # ADDR_78 + ori r3,r3,0x0078 + stwbrx r3,0,r4 + lis r3,0xFCE0 # EUMBBAR + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_80 + ori r3,r3,0x0080 + stwbrx r3,0,r4 + lis r3,0xFFFF # MSADDR1 + ori r3,r3,0x4000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_84 + ori r3,r3,0x0084 + stwbrx r3,0,r4 + lis r3,0xFFFF # MSADDR2 + ori r3,r3,0xFFFF + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_88 + ori r3,r3,0x0088 + stwbrx r3,0,r4 + lis r3,0x0303 # EMSADDR1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_8C + ori r3,r3,0x008C + stwbrx r3,0,r4 + lis r3,0x0303 # EMSADDR2 + ori r3,r3,0x0303 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_90 + ori r3,r3,0x0090 + stwbrx r3,0,r4 + lis r3,0xFFFF # EMEADDR1 + ori r3,r3,0x7F3F + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_94 + ori r3,r3,0x0094 + stwbrx r3,0,r4 + lis r3,0xFFFF # EMEADDR2 + ori r3,r3,0xFFFF + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_98 + ori r3,r3,0x0098 + stwbrx r3,0,r4 + lis r3,0x0303 # EXTEMEM1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_9C + ori r3,r3,0x009C + stwbrx r3,0,r4 + lis r3,0x0303 # EXTEMEM2 + ori r3,r3,0x0303 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_A0 + ori r3,r3,0x00A0 + stwbrx r3,0,r4 + li r3,0x03 # MEMBNKEN + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_A3 + ori r3,r3,0x00A3 + stwbrx r3,0,r4 + li r3,0x00 # MEMPMODE + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_B8 + ori r3,r3,0x00B8 + stwbrx r3,0,r4 + li r3,0x00 # ECCCNT + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_B9 + ori r3,r3,0x00B9 + stwbrx r3,0,r4 + li r3,0x00 # ECCTRG + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C0 + ori r3,r3,0x00C0 + stwbrx r3,0,r4 + li r3,0xFF # ERRENR1 + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_C1 + ori r3,r3,0x00C1 + stwbrx r3,0,r4 + li r3,0x00 # ERRDR1 + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C3 + ori r3,r3,0x00C3 + stwbrx r3,0,r4 + li r3,0x50 # IPBESR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_C4 + ori r3,r3,0x00C4 + stwbrx r3,0,r4 + li r3,0xBF # ERRENR2 + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_C5 + ori r3,r3,0x00C5 + stwbrx r3,0,r4 + li r3,0x00 # ERRDR2 + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C7 + ori r3,r3,0x00C7 + stwbrx r3,0,r4 + li r3,0x00 # PCIBESR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_C8 + ori r3,r3,0x00C8 + stwbrx r3,0,r4 + lis r3,0x0000 # BERRADDR + ori r3,r3,0xE0FE + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_E0 + ori r3,r3,0x00E0 + stwbrx r3,0,r4 + li r3,0xC0 # AMBOR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_F4 + ori r3,r3,0x00F4 + stwbrx r3,0,r4 + lis r3,0x0000 # MCCR2 + ori r3,r3,0x020C + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_F8 + ori r3,r3,0x00F8 + stwbrx r3,0,r4 + lis r3,0x0230 # MCCR3 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_FC + ori r3,r3,0x00FC + stwbrx r3,0,r4 + lis r3,0x2532 # MCCR4 + ori r3,r3,0x2220 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_F0 + ori r3,r3,0x00F0 + stwbrx r3,0,r4 + lis r3,0xFFC8 # MCCR1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_A8 + ori r3,r3,0x00A8 + stwbrx r3,0,r4 + lis r3,0xFF14 # PICR1 + ori r3,r3,0x1CC8 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_AC + ori r3,r3,0x00AC + stwbrx r3,0,r4 + lis r3,0x0000 # PICR2 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + + blr diff --git a/board/ppmc7xx/pci.c b/board/ppmc7xx/pci.c new file mode 100644 index 0000000..5b115ea --- /dev/null +++ b/board/ppmc7xx/pci.c @@ -0,0 +1,97 @@ +/* + * (C) Copyright 2002 ELTEC Elektronik AG + * Frank Gottschling <fgottschling@eltec.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * PCI initialisation for the MPC10x. + */ + +#include <common.h> +#include <pci.h> +#include <mpc106.h> + +#ifdef CONFIG_PCI + +struct pci_controller local_hose; + +void pci_init_board(void) +{ + struct pci_controller* hose = (struct pci_controller *)&local_hose; + u16 reg16; + + hose->first_busno = 0; + hose->last_busno = 0xff; + + pci_set_region(hose->regions + 0, + CFG_PCI_MEMORY_BUS, + CFG_PCI_MEMORY_PHYS, + CFG_PCI_MEMORY_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* PCI memory space */ + pci_set_region(hose->regions + 1, + CFG_PCI_MEM_BUS, + CFG_PCI_MEM_PHYS, + CFG_PCI_MEM_SIZE, + PCI_REGION_MEM); + + /* ISA/PCI memory space */ + pci_set_region(hose->regions + 2, + CFG_ISA_MEM_BUS, + CFG_ISA_MEM_PHYS, + CFG_ISA_MEM_SIZE, + PCI_REGION_MEM); + + /* PCI I/O space */ + pci_set_region(hose->regions + 3, + CFG_PCI_IO_BUS, + CFG_PCI_IO_PHYS, + CFG_PCI_IO_SIZE, + PCI_REGION_IO); + + /* ISA/PCI I/O space */ + pci_set_region(hose->regions + 4, + CFG_ISA_IO_BUS, + CFG_ISA_IO_PHYS, + CFG_ISA_IO_SIZE, + PCI_REGION_IO); + + hose->region_count = 5; + + pci_setup_indirect(hose, + MPC106_REG_ADDR, + MPC106_REG_DATA); + + pci_register_hose(hose); + + hose->last_busno = pci_hose_scan(hose); + + /* Initialises the MPC10x PCI Configuration regs. */ + pci_read_config_word (PCI_BDF(0,0,0), PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_write_config_word(PCI_BDF(0,0,0), PCI_COMMAND, reg16); + + /* Clear non-reserved bits in status register */ + pci_write_config_word(PCI_BDF(0,0,0), PCI_STATUS, 0xffff); +} + +#endif /* CONFIG_PCI */ diff --git a/board/ppmc7xx/ppmc7xx.c b/board/ppmc7xx/ppmc7xx.c new file mode 100644 index 0000000..0597c72 --- /dev/null +++ b/board/ppmc7xx/ppmc7xx.c @@ -0,0 +1,104 @@ +/* + * ppmc7xx.c + * --------- + * + * Main board-specific routines for Wind River PPMC 7xx/74xx board. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + */ + +#include <common.h> +#include <command.h> + + +/* Define some MPC107 (memory controller) registers */ +#define MPC107_EUMB_GCR 0xfce41020 +#define MPC107_EUMB_IACKR 0xfce600a0 + + +/* Function prototypes */ +extern void unlock_ram_in_cache( void ); +extern void _start_warm(void); + + +/* + * initdram() + * + * This function normally initialises the (S)DRAM of the system. For this board + * the SDRAM was already initialised by board_asm_init (see init.S) so we just + * return the size of RAM. + */ +long initdram( int board_type ) +{ + return CFG_SDRAM_SIZE; +} + + +/* + * after_reloc() + * + * This is called after U-Boot has been copied from Flash/ROM to RAM. It gives + * us an opportunity to do some additional setup before the rest of the system + * is initialised. We don't need to do anything, so we just call board_init_r() + * which should never return. + */ +void after_reloc( ulong dest_addr, gd_t* gd ) +{ + /* Jump to the main U-Boot board init code */ + board_init_r( gd, dest_addr ); +} + + +/* + * checkboard() + * + * We could do some board level checks here, such as working out what version + * it is, but for this board we simply display it's name (on the console). + */ +int checkboard( void ) +{ + puts( "Board: Wind River PPMC 7xx/74xx\n" ); + return 0; +} + + +/* + * misc_init_r + * + * Used for other setup which needs to be done late in the bring-up phase. + */ +int misc_init_r( void ) +{ + /* Reset the EPIC and clear pending interrupts */ + out32r(MPC107_EUMB_GCR, 0xa0000000); + while( in32r( MPC107_EUMB_GCR ) & 0x80000000 ); + out32r( MPC107_EUMB_GCR, 0x20000000 ); + while( in32r( MPC107_EUMB_IACKR ) != 0xff ); + + /* Enable the I-Cache */ + icache_enable(); + + return 0; +} + + +/* + * do_reset() + * + * Shell command to reset the board. + */ +void do_reset( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ) +{ + printf( "Resetting...\n" ); + + /* Disabe and invalidate cache */ + icache_disable(); + dcache_disable(); + + /* Jump to warm start (in RAM) */ + _start_warm(); + + /* Should never get here */ + while(1); +} diff --git a/board/ppmc7xx/u-boot.lds b/board/ppmc7xx/u-boot.lds new file mode 100644 index 0000000..0dfa8c0 --- /dev/null +++ b/board/ppmc7xx/u-boot.lds @@ -0,0 +1,135 @@ +/* + * (C) Copyright 2001 + * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * u-boot.lds - linker script for U-Boot on the Galileo Eval Board. + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/74xx_7xx/start.o (.text) + +/* store the environment in a seperate sector in the boot flash */ +/* . = env_offset; */ +/* common/environment.o(.text) */ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/prodrive/common/flash.c b/board/prodrive/common/flash.c new file mode 100644 index 0000000..8630cc1 --- /dev/null +++ b/board/prodrive/common/flash.c @@ -0,0 +1,556 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Functions + */ +static int write_word(flash_info_t *info, ulong dest, ulong data); + +void flash_print_info(flash_info_t *info) +{ + int i; + int k; + int size; + int erased; + volatile unsigned long *flash; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_AMD: printf ("AMD "); break; + case FLASH_MAN_FUJ: printf ("FUJITSU "); break; + case FLASH_MAN_SST: printf ("SST "); break; + case FLASH_MAN_EXCEL: printf ("Excel Semiconductor "); break; + default: printf ("Unknown Vendor "); break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); + break; + case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); + break; + case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); + break; + case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); + break; + case FLASH_AM320T: printf ("AM29LV320T (32 M, top sector)\n"); + break; + case FLASH_AM320B: printf ("AM29LV320B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: printf ("AM29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: printf ("AM29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: printf ("AM29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: printf ("AM29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_SST020: printf ("SST39LF/VF020 (2 Mbit, uniform sector size)\n"); + break; + case FLASH_SST040: printf ("SST39LF/VF040 (4 Mbit, uniform sector size)\n"); + break; + default: printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i=0; i<info->sector_count; ++i) { +#ifdef CFG_FLASH_EMPTY_INFO + /* + * Check if whole sector is erased + */ + if (i != (info->sector_count-1)) + size = info->start[i+1] - info->start[i]; + else + size = info->start[0] + info->size - info->start[i]; + erased = 1; + flash = (volatile unsigned long *)info->start[i]; + size = size >> 2; /* divide by 4 for longword access */ + for (k=0; k<size; k++) { + if (*flash++ != 0xffffffff) { + erased = 0; + break; + } + } + + if ((i % 5) == 0) + printf ("\n "); + /* print empty and read-only info */ + printf (" %08lX%s%s", + info->start[i], + erased ? " E" : " ", + info->protect[i] ? "RO " : " "); +#else + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " "); +#endif + + } + printf ("\n"); + return; +} + +/* + * The following code cannot be run from FLASH! + */ +static ulong flash_get_size(vu_long *addr, flash_info_t *info) +{ + short i; + short n; + CFG_FLASH_WORD_SIZE value; + ulong base = (ulong)addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)addr; + + /* Write auto select command: read Manufacturer ID */ + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00900090; + + value = addr2[CFG_FLASH_READ0]; + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case (CFG_FLASH_WORD_SIZE)FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + case (CFG_FLASH_WORD_SIZE)SST_MANUFACT: + info->flash_id = FLASH_MAN_SST; + break; + case (CFG_FLASH_WORD_SIZE)EXCEL_MANUFACT: + info->flash_id = FLASH_MAN_EXCEL; + break; + default: + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); /* no or unknown flash */ + } + + value = addr2[CFG_FLASH_READ1]; /* device ID */ + + switch (value) { + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320T: + info->flash_id += FLASH_AM320T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_LV320B: + info->flash_id += FLASH_AM320B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x00400000; break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF020: + info->flash_id += FLASH_SST020; + info->sector_count = 64; + info->size = 0x00040000; + break; /* => 256 kB */ + + case (CFG_FLASH_WORD_SIZE)SST_ID_xF040: + info->flash_id += FLASH_SST040; + info->sector_count = 128; + info->size = 0x00080000; + break; /* => 512 kB */ + + default: + info->flash_id = FLASH_UNKNOWN; + return (0); /* => no or unknown flash */ + + } + + /* set up sector start address table */ + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00001000); + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324B)) { + /* set sector offsets for bottom boot block type */ + for (i=0; i<8; ++i) { /* 8 x 8k boot sectors */ + info->start[i] = base; + base += 8 << 10; + } + while (i < info->sector_count) { /* 64k regular sectors */ + info->start[i] = base; + base += 64 << 10; + ++i; + } + } else if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL322T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL323T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) || + ((info->flash_id & FLASH_TYPEMASK) == FLASH_AMDL324T)) { + /* set sector offsets for top boot block type */ + base += info->size; + i = info->sector_count; + for (n=0; n<8; ++n) { /* 8 x 8k boot sectors */ + base -= 8 << 10; + --i; + info->start[i] = base; + } + while (i > 0) { /* 64k regular sectors */ + base -= 64 << 10; + --i; + info->start[i] = base; + } + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + /* D0 = 1 if protected */ + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_AMD) + info->protect[i] = 0; + else + info->protect[i] = addr2[CFG_FLASH_READ2] & 1; + } + + /* + * Prevent writes to uninitialized FLASH. + */ + if (info->flash_id != FLASH_UNKNOWN) { + addr2 = (CFG_FLASH_WORD_SIZE *)info->start[0]; + *addr2 = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + } + + return (info->size); +} + + +int flash_erase(flash_info_t *info, int s_first, int s_last) +{ + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; + int flag, prot, sect, l_sect; + ulong start, now, last; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) + printf ("- missing\n"); + else + printf ("- no sectors to erase\n"); + return 1; + } + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("Can't erase unknown flash type - aborted\n"); + return 1; + } + + prot = 0; + for (sect=s_first; sect<=s_last; ++sect) + if (info->protect[sect]) + prot++; + + if (prot) + printf ("- Warning: %d protected sectors will not be erased!\n", prot); + else + printf ("\n"); + + l_sect = -1; + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect<=s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[sect]); + if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + + /* re-enable interrupts if necessary */ + if (flag) { + enable_interrupts(); + flag = 0; + } + + /* data polling for D7 */ + start = get_timer (0); + while ((addr2[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (CFG_FLASH_WORD_SIZE)0x00800080) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } else { + if (sect == s_first) { + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + } + addr2[0] = (CFG_FLASH_WORD_SIZE)0x00300030; /* sector erase */ + } + l_sect = sect; + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* wait at least 80us - let's wait 1 ms */ + udelay (1000); + + /* + * We wait for the last triggered sector + */ + if (l_sect < 0) + goto DONE; + + start = get_timer (0); + last = start; + addr = (CFG_FLASH_WORD_SIZE *)(info->start[l_sect]); + while ((addr[0] & (CFG_FLASH_WORD_SIZE)0x00800080) != (CFG_FLASH_WORD_SIZE)0x00800080) { + if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + putc ('.'); + last = now; + } + } + +DONE: + /* reset to read mode */ + addr = (CFG_FLASH_WORD_SIZE *)info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ + + printf (" done\n"); + return 0; +} + +/* + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt) +{ + ulong cp, wp, data; + int i, l, rc; + + wp = (addr & ~3); /* get lower word aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - wp) != 0) { + data = 0; + for (i=0, cp=wp; i<l; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + for (; i<4 && cnt>0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt==0 && i<4; ++i, ++cp) { + data = (data << 8) | (*(uchar *)cp); + } + + if ((rc = write_word(info, wp, data)) != 0) { + return (rc); + } + wp += 4; + } + + /* + * handle word aligned part + */ + while (cnt >= 4) { + data = 0; + for (i=0; i<4; ++i) + data = (data << 8) | *src++; + if ((rc = write_word(info, wp, data)) != 0) + return (rc); + wp += 4; + cnt -= 4; + } + + if (cnt == 0) + return (0); + + /* + * handle unaligned tail bytes + */ + data = 0; + for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { + data = (data << 8) | *src++; + --cnt; + } + for (; i<4; ++i, ++cp) + data = (data << 8) | (*(uchar *)cp); + + return (write_word(info, wp, data)); +} + +/* + * Write a word to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_word(flash_info_t *info, ulong dest, ulong data) +{ + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *)(info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *)dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *)&data; + ulong start; + int flag; + int i; + + /* Check if Flash is (sufficiently) erased */ + if ((*((vu_long *)dest) & data) != data) + return (2); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts(); + + for (i=0; i<4/sizeof(CFG_FLASH_WORD_SIZE); i++) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE)0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE)0x00A000A0; + + dest2[i] = data2[i]; + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts(); + + /* data polling for D7 */ + start = get_timer (0); + while ((dest2[i] & (CFG_FLASH_WORD_SIZE)0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE)0x00800080)) { + if (get_timer(start) > CFG_FLASH_WRITE_TOUT) + return (1); + } + } + + return (0); +} diff --git a/board/prodrive/common/fpga.c b/board/prodrive/common/fpga.c new file mode 100644 index 0000000..f9412a2 --- /dev/null +++ b/board/prodrive/common/fpga.c @@ -0,0 +1,183 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * (C) Copyright 2001-2004 + * Matthias Fuchs, esd gmbh germany, matthias.fuchs@esd-electronics.com + * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <command.h> + +/* ------------------------------------------------------------------------- */ + +#ifdef FPGA_DEBUG +#define DBG(x...) printf(x) +#else +#define DBG(x...) +#endif /* DEBUG */ + +#define FPGA_PRG CFG_FPGA_PRG /* FPGA program pin (cpu output)*/ +#define FPGA_CLK CFG_FPGA_CLK /* FPGA clk pin (cpu output) */ +#define FPGA_DATA CFG_FPGA_DATA /* FPGA data pin (cpu output) */ +#define FPGA_DONE CFG_FPGA_DONE /* FPGA done pin (cpu input) */ +#define FPGA_INIT CFG_FPGA_INIT /* FPGA init pin (cpu input) */ + +#define ERROR_FPGA_PRG_INIT_LOW -1 /* Timeout after PRG* asserted */ +#define ERROR_FPGA_PRG_INIT_HIGH -2 /* Timeout after PRG* deasserted */ +#define ERROR_FPGA_PRG_DONE -3 /* Timeout after programming */ + +#ifndef OLD_VAL +# define OLD_VAL 0 +#endif + +#if 0 /* test-only */ +#define FPGA_WRITE_1 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set clock to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set data to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set clock to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ + +#define FPGA_WRITE_0 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set clock to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | 0 ); /* set data to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | 0 ); /* set clock to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ +#else +#define FPGA_WRITE_1 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | FPGA_DATA); /* set data to 1 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | FPGA_DATA);} /* set data to 1 */ + +#define FPGA_WRITE_0 { \ + SET_FPGA(OLD_VAL | FPGA_PRG | 0 | 0 ); /* set data to 0 */ \ + SET_FPGA(OLD_VAL | FPGA_PRG | FPGA_CLK | 0 );} /* set data to 1 */ +#endif + +static int fpga_boot(unsigned char *fpgadata, int size) +{ + int i,index,len; + int count; + int j; + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = fpgadata[index]; + DBG("FPGA: %s\n", &(fpgadata[index+1])); + index += len+3; + } + + /* search for preamble 0xFFFFFFFF */ + while (1) { + if ((fpgadata[index] == 0xff) && (fpgadata[index+1] == 0xff) && + (fpgadata[index+2] == 0xff) && (fpgadata[index+3] == 0xff)) + break; /* preamble found */ + else + index++; + } + + DBG("FPGA: configdata starts at position 0x%x\n",index); + DBG("FPGA: length of fpga-data %d\n", size-index); + + /* + * Setup port pins for fpga programming + */ + SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set pins to high */ + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* + * Init fpga by asserting and deasserting PROGRAM* + */ + SET_FPGA(0 | FPGA_CLK | FPGA_DATA); /* set prog active */ + + /* Wait for FPGA init line low */ + count = 0; + while (FPGA_INIT_STATE) { + udelay(1000); /* wait 1ms */ + /* Check for timeout - 100us max, so use 3ms */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_INIT_LOW; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* deassert PROGRAM* */ + SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); /* set prog inactive */ + + /* Wait for FPGA end of init period . */ + count = 0; + while (!(FPGA_INIT_STATE)) { + udelay(1000); /* wait 1ms */ + /* Check for timeout */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_INIT_HIGH; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + DBG("write configuration data into fpga\n"); + /* write configuration-data into fpga... */ + + /* + * Load uncompressed image into fpga + */ + for (i=index; i<size; i++) { + for (j=0; j<8; j++) { + if ((fpgadata[i] & 0x80) == 0x80) { + FPGA_WRITE_1; + } else { + FPGA_WRITE_0; + } + fpgadata[i] <<= 1; + } + } + + DBG("%s, ",(FPGA_DONE_STATE == 0) ? "NOT DONE" : "DONE" ); + DBG("%s\n",(FPGA_INIT_STATE == 0) ? "NOT INIT" : "INIT" ); + + /* + * Check if fpga's DONE signal - correctly booted ? + */ + + /* Wait for FPGA end of programming period . */ + count = 0; + while (!(FPGA_DONE_STATE)) { + udelay(1000); /* wait 1ms */ + /* Check for timeout */ + if (count++ > 3) { + DBG("FPGA: Booting failed!\n"); + return ERROR_FPGA_PRG_DONE; + } + } + + DBG("FPGA: Booting successful!\n"); + return 0; +} diff --git a/board/mpc8349ads/Makefile b/board/prodrive/pdnb3/Makefile index f865f9c..f3cd5a3 100644 --- a/board/mpc8349ads/Makefile +++ b/board/prodrive/pdnb3/Makefile @@ -1,5 +1,6 @@ # -# Copyright 2004 Freescale Semiconductor, Inc. +# (C) Copyright 2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this # project. @@ -24,10 +25,10 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS := $(BOARD).o pci.o +OBJS := flash.o pdnb3.o nand.o $(LIB): $(OBJS) $(SOBJS) - $(AR) crv $@ $(OBJS) + $(AR) crv $@ $^ clean: rm -f $(SOBJS) $(OBJS) diff --git a/board/prodrive/pdnb3/config.mk b/board/prodrive/pdnb3/config.mk new file mode 100644 index 0000000..6b0f18b --- /dev/null +++ b/board/prodrive/pdnb3/config.mk @@ -0,0 +1,4 @@ +TEXT_BASE = 0x01f00000 + +# include NPE ethernet driver +BOARDLIBS = cpu/ixp/npe/libnpe.a diff --git a/board/prodrive/pdnb3/flash.c b/board/prodrive/pdnb3/flash.c new file mode 100644 index 0000000..d0e5fe7 --- /dev/null +++ b/board/prodrive/pdnb3/flash.c @@ -0,0 +1,85 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/arch/ixp425.h> + +/* + * include common flash code (for esd boards) + */ +#include "../common/flash.c" + +/* + * Prototypes + */ +static ulong flash_get_size (vu_long * addr, flash_info_t * info); + +static inline ulong ld(ulong x) +{ + ulong k = 0; + + while (x >>= 1) + ++k; + + return k; +} + +unsigned long flash_init(void) +{ + unsigned long size; + int i; + + /* Init: no FLASHes known */ + for (i=0; i<CFG_MAX_FLASH_BANKS; i++) + flash_info[i].flash_id = FLASH_UNKNOWN; + + size = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size, size<<20); + + /* Reconfigure CS0 to actual FLASH size */ + *IXP425_EXP_CS0 = (*IXP425_EXP_CS0 & ~0x00003C00) | ((ld(size) - 9) << 10); + + /* Monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Environment protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + /* Redundant environment protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1, + &flash_info[CFG_MAX_FLASH_BANKS - 1]); + + flash_info[0].size = size; + + return size; +} diff --git a/board/prodrive/pdnb3/nand.c b/board/prodrive/pdnb3/nand.c new file mode 100644 index 0000000..1931d64 --- /dev/null +++ b/board/prodrive/pdnb3/nand.c @@ -0,0 +1,171 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) + +#include <nand.h> + +struct pdnb3_ndfc_regs { + uchar cmd; + uchar wait; + uchar addr; + uchar term; + uchar data; +}; + +static u8 hwctl; +static struct pdnb3_ndfc_regs *pdnb3_ndfc; + +#define readb(addr) *(volatile u_char *)(addr) +#define readl(addr) *(volatile u_long *)(addr) +#define writeb(d,addr) *(volatile u_char *)(addr) = (d) + +/* + * The PDNB3 has a NAND Flash Controller (NDFC) that handles all accesses to + * the NAND devices. The NDFC has command, address and data registers that + * when accessed will set up the NAND flash pins appropriately. We'll use the + * hwcontrol function to save the configuration in a global variable. + * We can then use this information in the read and write functions to + * determine which NDFC register to access. + * + * There is one NAND devices on the board, a Hynix HY27US08561A (32 MByte). + */ +static void pdnb3_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + switch (cmd) { + case NAND_CTL_SETCLE: + hwctl |= 0x1; + break; + case NAND_CTL_CLRCLE: + hwctl &= ~0x1; + break; + + case NAND_CTL_SETALE: + hwctl |= 0x2; + break; + case NAND_CTL_CLRALE: + hwctl &= ~0x2; + break; + + case NAND_CTL_SETNCE: + break; + case NAND_CTL_CLRNCE: + writeb(0x00, &(pdnb3_ndfc->term)); + break; + } +} + +static void pdnb3_nand_write_byte(struct mtd_info *mtd, u_char byte) +{ + if (hwctl & 0x1) + writeb(byte, &(pdnb3_ndfc->cmd)); + else if (hwctl & 0x2) + writeb(byte, &(pdnb3_ndfc->addr)); + else + writeb(byte, &(pdnb3_ndfc->data)); +} + +static u_char pdnb3_nand_read_byte(struct mtd_info *mtd) +{ + return readb(&(pdnb3_ndfc->data)); +} + +static void pdnb3_nand_write_buf(struct mtd_info *mtd, const u_char *buf, int len) +{ + int i; + + for (i = 0; i < len; i++) { + if (hwctl & 0x1) + writeb(buf[i], &(pdnb3_ndfc->cmd)); + else if (hwctl & 0x2) + writeb(buf[i], &(pdnb3_ndfc->addr)); + else + writeb(buf[i], &(pdnb3_ndfc->data)); + } +} + +static void pdnb3_nand_read_buf(struct mtd_info *mtd, u_char *buf, int len) +{ + int i; + + if (len % 4) { + for (i = 0; i < len; i++) + buf[i] = readb(&(pdnb3_ndfc->data)); + } else { + ulong *ptr = (ulong *)buf; + int count = len >> 2; + + for (i = 0; i < count; i++) + *ptr++ = readl(&(pdnb3_ndfc->data)); + } +} + +static int pdnb3_nand_verify_buf(struct mtd_info *mtd, const u_char *buf, int len) +{ + int i; + + for (i = 0; i < len; i++) + if (buf[i] != readb(&(pdnb3_ndfc->data))) + return i; + + return 0; +} + +static int pdnb3_nand_dev_ready(struct mtd_info *mtd) +{ + volatile u_char val; + + /* + * Blocking read to wait for NAND to be ready + */ + val = readb(&(pdnb3_ndfc->wait)); + + /* + * Return always true + */ + return 1; +} + +void board_nand_init(struct nand_chip *nand) +{ + pdnb3_ndfc = (struct pdnb3_ndfc_regs *)CFG_NAND_BASE; + + nand->eccmode = NAND_ECC_SOFT; + + /* Set address of NAND IO lines (Using Linear Data Access Region) */ + nand->IO_ADDR_R = (void __iomem *) ((ulong) pdnb3_ndfc + 0x4); + nand->IO_ADDR_W = (void __iomem *) ((ulong) pdnb3_ndfc + 0x4); + /* Reference hardware control function */ + nand->hwcontrol = pdnb3_nand_hwcontrol; + /* Set command delay time */ + nand->hwcontrol = pdnb3_nand_hwcontrol; + nand->write_byte = pdnb3_nand_write_byte; + nand->read_byte = pdnb3_nand_read_byte; + nand->write_buf = pdnb3_nand_write_buf; + nand->read_buf = pdnb3_nand_read_buf; + nand->verify_buf = pdnb3_nand_verify_buf; + nand->dev_ready = pdnb3_nand_dev_ready; +} +#endif diff --git a/board/prodrive/pdnb3/pdnb3.c b/board/prodrive/pdnb3/pdnb3.c new file mode 100644 index 0000000..e2fed5d --- /dev/null +++ b/board/prodrive/pdnb3/pdnb3.c @@ -0,0 +1,249 @@ +/* + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <malloc.h> +#include <asm/arch/ixp425.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* Prototypes */ +int gunzip(void *, int, unsigned char *, unsigned long *); +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + +/* predefine these here for FPGA programming (before including fpga.c) */ +#define SET_FPGA(data) *IXP425_GPIO_GPOUTR = (data) +#define FPGA_DONE_STATE (*IXP425_GPIO_GPINR & CFG_FPGA_DONE) +#define FPGA_INIT_STATE (*IXP425_GPIO_GPINR & CFG_FPGA_INIT) +#define OLD_VAL old_val + +static unsigned long old_val = 0; + +/* + * include common fpga code (for prodrive boards) + */ +#include "../common/fpga.c" + +/* + * Miscelaneous platform dependent initialisations + */ +int board_post_init(void) +{ + return (0); +} + +int board_init(void) +{ + /* arch number of PDNB3 */ + gd->bd->bi_arch_number = MACH_TYPE_PDNB3; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + GPIO_OUTPUT_SET(CFG_GPIO_FPGA_RESET); + GPIO_OUTPUT_ENABLE(CFG_GPIO_FPGA_RESET); + + GPIO_OUTPUT_SET(CFG_GPIO_SYS_RUNNING); + GPIO_OUTPUT_ENABLE(CFG_GPIO_SYS_RUNNING); + + /* + * Setup GPIO's for FPGA programming + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_PRG); + GPIO_OUTPUT_CLEAR(CFG_GPIO_CLK); + GPIO_OUTPUT_CLEAR(CFG_GPIO_DATA); + GPIO_OUTPUT_ENABLE(CFG_GPIO_PRG); + GPIO_OUTPUT_ENABLE(CFG_GPIO_CLK); + GPIO_OUTPUT_ENABLE(CFG_GPIO_DATA); + GPIO_OUTPUT_DISABLE(CFG_GPIO_INIT); + GPIO_OUTPUT_DISABLE(CFG_GPIO_DONE); + + /* + * Setup GPIO's for interrupts + */ + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTA); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTA); + GPIO_OUTPUT_DISABLE(CFG_GPIO_PCI_INTB); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_PCI_INTB); + GPIO_OUTPUT_DISABLE(CFG_GPIO_RESTORE_INT); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_RESTORE_INT); + GPIO_OUTPUT_DISABLE(CFG_GPIO_RESTART_INT); + GPIO_INT_ACT_LOW_SET(CFG_GPIO_RESTART_INT); + + /* + * Setup GPIO's for 33MHz clock output + */ + *IXP425_GPIO_GPCLKR = 0x01FF0000; + GPIO_OUTPUT_ENABLE(CFG_GPIO_CLK_33M); + + /* + * Setup other chip select's + */ + *IXP425_EXP_CS1 = CFG_EXP_CS1; + + return 0; +} + +/* + * Check Board Identity + */ +int checkboard(void) +{ + char *s = getenv("serial#"); + + puts("Board: PDNB3"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return (0); +} + +int do_fpga_boot(unsigned char *fpgadata) +{ + unsigned char *dst; + int status; + int index; + int i; + ulong len = CFG_MALLOC_LEN; + + /* + * Setup GPIO's for FPGA programming + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_PRG); + GPIO_OUTPUT_CLEAR(CFG_GPIO_CLK); + GPIO_OUTPUT_CLEAR(CFG_GPIO_DATA); + + /* + * Save value so no readback is required upon programming + */ + old_val = *IXP425_GPIO_GPOUTR; + + /* + * First try to decompress fpga image (gzip compressed?) + */ + dst = malloc(CFG_FPGA_MAX_SIZE); + if (gunzip(dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) { + printf("Error: Image has to be gzipp'ed!\n"); + return -1; + } + + status = fpga_boot(dst, len); + if (status != 0) { + printf("\nFPGA: Booting failed "); + switch (status) { + case ERROR_FPGA_PRG_INIT_LOW: + printf("(Timeout: INIT not low after asserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_INIT_HIGH: + printf("(Timeout: INIT not high after deasserting PROGRAM*)\n "); + break; + case ERROR_FPGA_PRG_DONE: + printf("(Timeout: DONE not high after programming FPGA)\n "); + break; + } + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("FPGA: %s\n", &(dst[index+1])); + index += len+3; + } + putc ('\n'); + /* delayed reboot */ + for (i=5; i>0; i--) { + printf("Rebooting in %2d seconds \r",i); + for (index=0;index<1000;index++) + udelay(1000); + } + putc('\n'); + do_reset(NULL, 0, 0, NULL); + } + + puts("FPGA: "); + + /* display infos on fpgaimage */ + index = 15; + for (i=0; i<4; i++) { + len = dst[index]; + printf("%s ", &(dst[index+1])); + index += len+3; + } + putc('\n'); + + free(dst); + + /* + * Reset FPGA + */ + GPIO_OUTPUT_CLEAR(CFG_GPIO_FPGA_RESET); + udelay(10); + GPIO_OUTPUT_SET(CFG_GPIO_FPGA_RESET); + + return (0); +} + +int do_fpga(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong addr; + + if (argc < 2) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + addr = simple_strtoul(argv[1], NULL, 16); + + return do_fpga_boot((unsigned char *)addr); +} + +U_BOOT_CMD( + fpga, 2, 0, do_fpga, + "fpga - boot FPGA\n", + "address size\n - boot FPGA with gzipped image at <address>\n" +); + +#if (CONFIG_COMMANDS & CFG_CMD_PCI) || defined(CONFIG_PCI) +extern struct pci_controller hose; +extern void pci_ixp_init(struct pci_controller * hose); + +void pci_init_board(void) +{ + extern void pci_ixp_init (struct pci_controller *hose); + + pci_ixp_init(&hose); +} +#endif diff --git a/board/prodrive/pdnb3/u-boot.lds b/board/prodrive/pdnb3/u-boot.lds new file mode 100644 index 0000000..f05f093 --- /dev/null +++ b/board/prodrive/pdnb3/u-boot.lds @@ -0,0 +1,56 @@ +/* + * (C) Copyright 2006 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_FORMAT("elf32-bigarm", "elf32-bigarm", "elf32-bigarm") +OUTPUT_ARCH(arm) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + cpu/ixp/start.o (.text) + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .got : { *(.got) } + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + . = ALIGN(4); + __bss_start = .; + .bss : { *(.bss) } + _end = .; +} diff --git a/board/psyent/common/AMDLV065D.c b/board/psyent/common/AMDLV065D.c index 4965743..8a7b14e 100644 --- a/board/psyent/common/AMDLV065D.c +++ b/board/psyent/common/AMDLV065D.c @@ -26,7 +26,7 @@ #if defined(CONFIG_NIOS) #include <nios.h> #else -#include <nios2.h> +#include <asm/io.h> #endif #define SECTSZ (64 * 1024) @@ -56,9 +56,8 @@ unsigned long flash_init (void) void flash_print_info (flash_info_t * info) { int i, k; - unsigned long size; int erased; - volatile unsigned char *flash; + unsigned long *addr; printf (" Size: %ld KB in %d Sectors\n", info->size >> 10, info->sector_count); @@ -66,14 +65,10 @@ void flash_print_info (flash_info_t * info) for (i = 0; i < info->sector_count; ++i) { /* Check if whole sector is erased */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; erased = 1; - flash = (volatile unsigned char *) CACHE_BYPASS(info->start[i]); - for (k = 0; k < size; k++) { - if (*flash++ != 0xff) { + addr = (unsigned long *) info->start[i]; + for (k = 0; k < SECTSZ/sizeof(unsigned long); k++) { + if ( readl(addr++) != (unsigned long)-1) { erased = 0; break; } @@ -83,7 +78,7 @@ void flash_print_info (flash_info_t * info) if ((i % 5) == 0) printf ("\n "); printf (" %08lX%s%s", - CACHE_NO_BYPASS(info->start[i]), + info->start[i], erased ? " E" : " ", info->protect[i] ? "RO " : " "); } @@ -95,9 +90,8 @@ void flash_print_info (flash_info_t * info) int flash_erase (flash_info_t * info, int s_first, int s_last) { - volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) - CACHE_BYPASS(info->start[0]); - volatile CFG_FLASH_WORD_SIZE *addr2; + unsigned char *addr = (unsigned char *) info->start[0]; + unsigned char *addr2; int prot, sect; ulong start; @@ -127,19 +121,18 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) */ for (sect = s_first; sect <= s_last; sect++) { if (info->protect[sect] == 0) { /* not protected */ - addr2 = (CFG_FLASH_WORD_SIZE *) - CACHE_BYPASS((info->start[sect])); - *addr = 0xaa; - *addr = 0x55; - *addr = 0x80; - *addr = 0xaa; - *addr = 0x55; - *addr2 = 0x30; + addr2 = (unsigned char *) info->start[sect]; + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr, 0x80); + writeb (addr, 0xaa); + writeb (addr, 0x55); + writeb (addr2, 0x30); /* Now just wait for 0xff & provide some user * feedback while we wait. */ start = get_timer (0); - while (*addr2 != 0xff) { + while ( readb (addr2) != 0xff) { udelay (1000 * 1000); putc ('.'); if (get_timer (start) > CFG_FLASH_ERASE_TOUT) { @@ -163,27 +156,27 @@ int flash_erase (flash_info_t * info, int s_first, int s_last) int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) { - vu_char *cmd = (vu_char *) CACHE_BYPASS(info->start[0]); - vu_char *dst = (vu_char *) CACHE_BYPASS(addr); + vu_char *cmd = (vu_char *) info->start[0]; + vu_char *dst = (vu_char *) addr; unsigned char b; ulong start; while (cnt) { /* Check for sufficient erase */ b = *src; - if ((*dst & b) != b) { - printf ("%02x : %02x\n", *dst, b); + if ((readb (dst) & b) != b) { + printf ("%02x : %02x\n", readb (dst), b); return (2); } - *cmd = 0xaa; - *cmd = 0x55; - *cmd = 0xa0; - *dst = b; + writeb (cmd, 0xaa); + writeb (cmd, 0x55); + writeb (cmd, 0xa0); + writeb (dst, b); /* Verify write */ start = get_timer (0); - while (*dst != b) { + while (readb (dst) != b) { if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { return 1; } diff --git a/board/psyent/pk1c20/config.mk b/board/psyent/pk1c20/config.mk index d72bcee..d65780d 100644 --- a/board/psyent/pk1c20/config.mk +++ b/board/psyent/pk1c20/config.mk @@ -21,7 +21,7 @@ # MA 02111-1307 USA # -TEXT_BASE = 0x018e0000 +TEXT_BASE = 0x01fc0000 PLATFORM_CPPFLAGS += -mno-hw-div -mno-hw-mul PLATFORM_CPPFLAGS += -I$(TOPDIR)/board/$(VENDOR)/include diff --git a/board/psyent/pk1c20/led.c b/board/psyent/pk1c20/led.c index c175c9b..c75fe8c 100644 --- a/board/psyent/pk1c20/led.c +++ b/board/psyent/pk1c20/led.c @@ -22,7 +22,7 @@ */ #include <common.h> -#include <nios2.h> +#include <asm/io.h> #include <nios2-io.h> #include <status_led.h> @@ -33,30 +33,30 @@ static led_id_t val = 0; void __led_init (led_id_t mask, int state) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; if (state == STATUS_LED_ON) val &= ~mask; else val |= mask; - pio->data = val; + writel (&pio->data, val); } void __led_set (led_id_t mask, int state) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; if (state == STATUS_LED_ON) val &= ~mask; else val |= mask; - pio->data = val; + writel (&pio->data, val); } void __led_toggle (led_id_t mask) { - nios_pio_t *pio = (nios_pio_t *)CACHE_BYPASS(CFG_LEDPIO_ADDR); + nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR; val ^= mask; - pio->data = val; + writel (&pio->data, val); } diff --git a/board/r5200/Makefile b/board/r5200/Makefile new file mode 100644 index 0000000..d0364ed --- /dev/null +++ b/board/r5200/Makefile @@ -0,0 +1,40 @@ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o + +$(LIB): .depend $(OBJS) + $(AR) crv $@ $(OBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/r5200/config.mk b/board/r5200/config.mk new file mode 100644 index 0000000..8fc5319 --- /dev/null +++ b/board/r5200/config.mk @@ -0,0 +1,25 @@ +# +# (C) Copyright 2000-2003 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# Coldfire contribution by Bernhard Kuhn <bkuhn@metrowerks.com> +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0x10000000 diff --git a/board/r5200/r5200.c b/board/r5200/r5200.c new file mode 100644 index 0000000..69f3a76 --- /dev/null +++ b/board/r5200/r5200.c @@ -0,0 +1,124 @@ +/* + * (C) Copyright 2000-2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/m5271.h> +#include <asm/immap_5271.h> + + +int checkboard (void) { + puts ("Board: R5200 Ethernet Module\n"); + return 0; +}; + +long int initdram (int board_type) { + int i; + + /* + * Set CS2 pin to be SD_CS0 + */ + mbar_writeByte(MCF_GPIO_PAR_CS, mbar_readByte(MCF_GPIO_PAR_CS) + | MCF_GPIO_PAR_CS_PAR_CS2); + + mbar_writeByte(MCF_GPIO_PAR_SDRAM, mbar_readByte(MCF_GPIO_PAR_SDRAM) + | MCF_GPIO_PAR_SDRAM_PAR_CSSDCS(0x01)); + + /* + * Check to see if the SDRAM has already been initialized + * by a run control tool + */ + if (!(mbar_readLong(MCF_SDRAMC_DACR0) & MCF_SDRAMC_DACRn_RE)) { + /* + * Initialize DRAM Control Register: DCR + */ + mbar_writeShort(MCF_SDRAMC_DCR, MCF_SDRAMC_DCR_RTIM(0x01) + | MCF_SDRAMC_DCR_RC(0x30)); + + /* + * Initialize DACR0 + */ + mbar_writeLong(MCF_SDRAMC_DACR0, + MCF_SDRAMC_DACRn_BA(CFG_SDRAM_BASE>>18) + | MCF_SDRAMC_DACRn_CASL(0) + | MCF_SDRAMC_DACRn_CBM(3) + | MCF_SDRAMC_DACRn_PS(2)); + + /* + * Initialize DMR0 + */ + mbar_writeLong(MCF_SDRAMC_DMR0, + MCF_SDRAMC_DMRn_BAM_8M + | MCF_SDRAMC_DMRn_V); + + /* + * Set IP bit in DACR + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_IP); + + /* + * Wait at least 20ns to allow banks to precharge + */ + for (i = 0; i < 5; i++) + asm(" nop"); + + /* + * Write to this block to initiate precharge + */ + *(u16 *)(CFG_SDRAM_BASE) = 0x9696; + + /* + * Set RE bit in DACR + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_RE); + + + /* + * Wait for at least 8 auto refresh cycles to occur + */ + for (i = 0; i < 2000; i++) + asm(" nop"); + + /* + * Finish the configuration by issuing the MRS. + */ + mbar_writeLong(MCF_SDRAMC_DACR0, mbar_readLong(MCF_SDRAMC_DACR0) + | MCF_SDRAMC_DACRn_MRS); + + + /* + * Write to the SDRAM Mode Register + */ + *(u16 *)(CFG_SDRAM_BASE + 0x1000) = 0x9696; + } + + return CFG_SDRAM_SIZE * 1024 * 1024; +}; + +int testdram (void) { + /* TODO: XXX XXX XXX */ + printf ("DRAM test not implemented!\n"); + + return (0); +} diff --git a/board/r5200/u-boot.lds b/board/r5200/u-boot.lds new file mode 100644 index 0000000..f7dc070 --- /dev/null +++ b/board/r5200/u-boot.lds @@ -0,0 +1,144 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(m68k) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/mcf52x2/start.o (.text) + lib_m68k/traps.o (.text) + cpu/mcf52x2/interrupts.o (.text) + common/dlmalloc.o (.text) + lib_generic/zlib.o (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + + .reloc : + { + __got_start = .; + *(.got) + __got_end = .; + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + _sbss = .; + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/tqm5200/Makefile b/board/tqm5200/Makefile index c234332..ab0ff1a 100644 --- a/board/tqm5200/Makefile +++ b/board/tqm5200/Makefile @@ -25,7 +25,6 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -#OBJS := $(BOARD).o flash.o OBJS := $(BOARD).o cmd_stk52xx.o $(LIB): $(OBJS) $(SOBJS) diff --git a/board/tqm5200/flash.c b/board/tqm5200/flash.c deleted file mode 100644 index af4d78a..0000000 --- a/board/tqm5200/flash.c +++ /dev/null @@ -1,497 +0,0 @@ -/* - * (C) Copyright 2003-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/* - * CPU to flash interface is 32-bit, so make declaration accordingly - */ -typedef unsigned long FLASH_PORT_WIDTH; -typedef volatile unsigned long FLASH_PORT_WIDTHV; - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -#define FLASH_CYCLE1 0x0555 -#define FLASH_CYCLE2 0x02aa - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size(FPWV *addr, flash_info_t *info); -static void flash_reset(flash_info_t *info); -static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data); -static flash_info_t *flash_get_info(ulong base); - -/*----------------------------------------------------------------------- - * flash_init() - * - * sets up flash_info and returns size of FLASH (bytes) - */ -unsigned long flash_init (void) -{ - unsigned long size = 0; - extern void flash_preinit(void); - ulong flashbase = CFG_FLASH_BASE; - - flash_preinit(); - - /* Init: no FLASHes known */ - memset(&flash_info[0], 0, sizeof(flash_info_t)); - - flash_info[0].size = - flash_get_size((FPW *)flashbase, &flash_info[0]); - - size = flash_info[0].size; - -#if CFG_MONITOR_BASE >= CFG_FLASH_BASE - /* monitor protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CFG_MONITOR_BASE, - CFG_MONITOR_BASE+monitor_flash_len-1, - flash_get_info(CFG_MONITOR_BASE)); -#endif - -#ifdef CFG_ENV_IS_IN_FLASH - /* ENV protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CFG_ENV_ADDR, - CFG_ENV_ADDR+CFG_ENV_SIZE-1, - flash_get_info(CFG_ENV_ADDR)); -#endif - - return size ? size : 1; -} - -/*----------------------------------------------------------------------- - */ -static void flash_reset(flash_info_t *info) -{ - FPWV *base = (FPWV *)(info->start[0]); - - /* Put FLASH back in read mode */ - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) - *base = (FPW)0x00FF00FF; /* Intel Read Mode */ - else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD) - *base = (FPW)0x00F000F0; /* AMD Read Mode */ -} - -/*----------------------------------------------------------------------- - */ - -static flash_info_t *flash_get_info(ulong base) -{ - int i; - flash_info_t * info; - - for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) { - info = & flash_info[i]; - if (info->size && info->start[0] <= base && - base <= info->start[0] + info->size - 1) - break; - } - - return i == CFG_MAX_FLASH_BANKS ? 0 : info; -} - -/*----------------------------------------------------------------------- - */ - -void flash_print_info (flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - case FLASH_MAN_BM: printf ("BRIGHT MICRO "); break; - case FLASH_MAN_FUJ: printf ("FUJITSU "); break; - case FLASH_MAN_SST: printf ("SST "); break; - case FLASH_MAN_STM: printf ("STM "); break; - case FLASH_MAN_INTEL: printf ("INTEL "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AMLV128U: - printf ("AM29LV128ML (128Mbit, uniform sector size)\n"); - break; - case FLASH_AM160B: - printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - default: - printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld MB in %d Sectors\n", - info->size >> 20, - info->sector_count); - - printf (" Sector Start Addresses:"); - - for (i=0; i<info->sector_count; ++i) { - if ((i % 5) == 0) { - printf ("\n "); - } - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " "); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ - -ulong flash_get_size (FPWV *addr, flash_info_t *info) -{ - int i; - ulong base = (ulong)addr; - - /* Write auto select command: read Manufacturer ID */ - /* Write auto select command sequence and test FLASH answer */ - addr[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* for AMD, Intel ignores this */ - addr[FLASH_CYCLE2] = (FPW)0x00550055; /* for AMD, Intel ignores this */ - addr[FLASH_CYCLE1] = (FPW)0x00900090; /* selects Intel or AMD */ - - /* The manufacturer codes are only 1 byte, so just use 1 byte. - * This works for any bus width and any FLASH device width. - */ - udelay(100); - switch (addr[0] & 0xff) { - - case (uchar)AMD_MANUFACT: - debug ("Manufacturer: AMD (Spansion)\n"); - info->flash_id = FLASH_MAN_AMD; - break; - - case (uchar)INTEL_MANUFACT: - debug ("Manufacturer: Intel (not supported yet)\n"); - info->flash_id = FLASH_MAN_INTEL; - break; - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - break; - } - - /* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */ - if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) { - - case (FPW)AMD_ID_LV160B: - debug ("Chip: AM29LV160MB\n"); - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00400000; - /* - * The first 4 sectors are 16 kB, 8 kB, 8 kB and 32 kB, all - * the other ones are 64 kB - */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00008000; - info->start[2] = base + 0x0000C000; - info->start[3] = base + 0x00010000; - for( i = 4; i < info->sector_count; i++ ) - info->start[i] = - base + (i * 2 * (64 << 10)) - 0x00060000; - break; /* => 4 MB */ - - case AMD_ID_MIRROR: - debug ("Mirror Bit flash: addr[14] = %08lX addr[15] = %08lX\n", - addr[14], addr[15]); - - switch(addr[14]) { - case AMD_ID_LV128U_2: - if (addr[15] != AMD_ID_LV128U_3) { - debug ("Chip: AM29LVxxxM -> unknown\n"); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - } else { - debug ("Chip: AM29LV128M\n"); - info->flash_id += FLASH_AMLV128U; - info->sector_count = 256; - info->size = 0x02000000; - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base; - base += 0x20000; - } - } - break; /* => 32 MB */ - default: - debug ("Chip: *** unknown ***\n"); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - break; - } - break; - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - } - - /* Put FLASH back in read mode */ - flash_reset(info); - - return (info->size); -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - vu_long *addr = (vu_long*)(info->start[0]); - int flag, prot, sect, l_sect; - ulong start, now, last; - - debug ("flash_erase: first: %d last: %d\n", s_first, s_last); - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if ((info->flash_id == FLASH_UNKNOWN) || - (info->flash_id > FLASH_AMD_COMP)) { - printf ("Can't erase unknown flash type %08lx - aborted\n", - info->flash_id); - return 1; - } - - prot = 0; - for (sect=s_first; sect<=s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr[0x0555] = 0x00AA00AA; - addr[0x02AA] = 0x00550055; - addr[0x0555] = 0x00800080; - addr[0x0555] = 0x00AA00AA; - addr[0x02AA] = 0x00550055; - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr = (vu_long*)(info->start[sect]); - addr[0] = 0x00300030; - l_sect = sect; - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - - start = get_timer (0); - last = start; - addr = (vu_long*)(info->start[l_sect]); - while ((addr[0] & 0x00800080) != 0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return 1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - -DONE: - /* reset to read mode */ - addr = (volatile unsigned long *)info->start[0]; - addr[0] = 0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - /* - * Get lower word aligned address. Assumes 32 bit flash bus width. - */ - wp = (addr & ~3); - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i=0, cp=wp; i<l; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - for (; i<4 && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i=0; i<4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_word_amd(info, (FPW *)wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash for AMD FLASH - * A word is 16 or 32 bits, whichever the bus width of the flash bank - * (not an individual chip) is. - * - * returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data) -{ - ulong start; - int flag; - FPWV *base; /* first address in flash bank */ - - /* Check if Flash is (sufficiently) erased */ - if ((*dest & data) != data) { - return (2); - } - - base = (FPWV *)(info->start[0]); - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */ - base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */ - base[FLASH_CYCLE1] = (FPW)0x00A000A0; /* selects program mode */ - - *dest = data; /* start programming the data */ - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - start = get_timer (0); - - /* data polling for D7 */ - while ((*dest & (FPW)0x00800080) != (data & (FPW)0x00800080)) { - if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { - *dest = (FPW)0x00F000F0; /* reset bank */ - return (1); - } - } - return (0); -} diff --git a/board/tqm5200/tqm5200.c b/board/tqm5200/tqm5200.c index 6aad920..310abd2 100644 --- a/board/tqm5200/tqm5200.c +++ b/board/tqm5200/tqm5200.c @@ -254,13 +254,7 @@ int checkboard (void) puts ("Board: AEVFIFO\n"); return 0; #endif -#if defined (CONFIG_TQM5200_AA) - puts ("Board: TQM5200-AA (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200_AB) - puts ("Board: TQM5200-AB (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200_AC) - puts ("Board: TQM5200-AC (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200) +#if defined (CONFIG_TQM5200) puts ("Board: TQM5200 (TQ-Components GmbH)\n"); #endif #if defined (CONFIG_STK52XX) @@ -572,17 +566,7 @@ static const SMI_REGS init_regs [] = void video_get_info_str (int line_number, char *info) { if (line_number == 1) { -#if defined (CONFIG_TQM5200_AA) - strcpy (info, " Board: TQM5200-AA (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200_AB) - strcpy (info, " Board: TQM5200-AB (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200_AC) - strcpy (info, " Board: TQM5200-AC (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200) - strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); -#else -#error No supported board selected -#endif + strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); #if defined (CONFIG_STK52XX) } else if (line_number == 2) { strcpy (info, " on a STK52XX baseboard"); diff --git a/board/tqm834x/tqm834x.c b/board/tqm834x/tqm834x.c index b5c12e3..d992aec 100644 --- a/board/tqm834x/tqm834x.c +++ b/board/tqm834x/tqm834x.c @@ -406,4 +406,28 @@ static void set_ddr_config(void) { (DDR_REFINT_166MHZ_7US << SDRAM_INTERVAL_REFINT_SHIFT) | (DDR_BSTOPRE << SDRAM_INTERVAL_BSTOPRE_SHIFT); SYNC; + + /* Workaround for DDR6 Erratum + * see MPC8349E Device Errata Rev.8, 2/2006 + * This workaround influences the MPC internal "input enables" + * dependent on CAS latency and MPC revision. According to errata + * sheet the internal reserved registers for this workaround are + * not available from revision 2.0 and up. + */ + + /* Get REVID from register SPRIDR. Skip workaround if rev >= 2.0 + * (0x200) + */ + if ((im->sysconf.spridr & SPRIDR_REVID) < 0x200) { + + /* There is a internal reserved register at IMMRBAR+0x2F00 + * which has to be written with a certain value defined by + * errata sheet. + */ +#if defined(DDR_CASLAT_20) + *((u8 *)im + 0x2f00) = 0x201c0000; +#else + *((u8 *)im + 0x2f00) = 0x202c0000; +#endif + } } diff --git a/board/tqm85xx/tqm85xx.c b/board/tqm85xx/tqm85xx.c index 69b9101..befe8b7 100644 --- a/board/tqm85xx/tqm85xx.c +++ b/board/tqm85xx/tqm85xx.c @@ -27,6 +27,9 @@ * MA 02111-1307 USA */ +#ifdef CONFIG_PS2MULT +void ps2mult_early_init(void); +#endif #include <common.h> #include <pci.h> @@ -410,3 +413,14 @@ void pci_init_board (void) pci_mpc85xx_init (&hose); #endif /* CONFIG_PCI */ } + +#ifdef CONFIG_BOARD_EARLY_INIT_R +int board_early_init_r (void) +{ +#ifdef CONFIG_PS2MULT + ps2mult_early_init(); +#endif /* CONFIG_PS2MULT */ + return (0); +} +#endif /* CONFIG_BOARD_EARLY_INIT_R */ + diff --git a/board/tqm8xx/tqm8xx.c b/board/tqm8xx/tqm8xx.c index 520bea8..b292231 100644 --- a/board/tqm8xx/tqm8xx.c +++ b/board/tqm8xx/tqm8xx.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000-2004 + * (C) Copyright 2000-2006 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -124,6 +124,9 @@ int checkboard (void) break; putc (*s); } +#ifdef CONFIG_VIRTLAB2 + puts (" (Virtlab2)"); +#endif putc ('\n'); return (0); diff --git a/board/trab/cmd_trab.c b/board/trab/cmd_trab.c index 00eb385..edea8f0 100644 --- a/board/trab/cmd_trab.c +++ b/board/trab/cmd_trab.c @@ -729,6 +729,7 @@ static void led_blink (void) /* blink LED. This function does not return! */ while (1) { + reset_timer_masked (); led_set (1); udelay (1000000 / LED_BLINK_FREQ / 2); led_set (0); diff --git a/board/trab/trab.c b/board/trab/trab.c index 868a899..346406e 100644 --- a/board/trab/trab.c +++ b/board/trab/trab.c @@ -161,6 +161,19 @@ int misc_init_r (void) uchar *str; int i; +#ifdef CONFIG_VERSION_VARIABLE + { + /* Set version variable. Please note, that this variable is + * also set in main_loop() later in the boot process. The + * version variable has to be set this early, because so it + * could be used in script files on an usb stick, which + * might be called during do_auto_update() */ + extern char version_string[]; + + setenv ("ver", version_string); + } +#endif /* CONFIG_VERSION_VARIABLE */ + #ifdef CONFIG_AUTO_UPDATE extern int do_auto_update(void); /* this has priority over all else */ diff --git a/board/trab/tsc2000.c b/board/trab/tsc2000.c index ca68682..382a85b 100644 --- a/board/trab/tsc2000.c +++ b/board/trab/tsc2000.c @@ -223,7 +223,7 @@ u16 tsc2000_read_channel (unsigned int channel) u16 res; tsc2000_set_mux(channel); - udelay(3 * TSC2000_DELAY_BASE); + udelay(20 * TSC2000_DELAY_BASE); tsc2000_write(TSC2000_REG_ADC, 0x2036); adc_wait_conversion_done (); diff --git a/board/trab/vfd.c b/board/trab/vfd.c index cea8b0b..2f1e7d7 100644 --- a/board/trab/vfd.c +++ b/board/trab/vfd.c @@ -358,6 +358,8 @@ void transfer_pic(int display, unsigned char *adr, int height, int width) */ int vfd_init_clocks (void) { + int i; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS(); S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD(); @@ -367,7 +369,9 @@ int vfd_init_clocks (void) */ gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pullups */ gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */ - udelay (10); /* allow signals to settle */ + /* allow signals to settle */ + for (i=0; i<10000; i++) /* udelay isn't working yet at this point! */ + __asm("NOP"); vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */ VFD_DISABLE; /* activate blank for the vfd */ diff --git a/board/zylonite/Makefile b/board/zylonite/Makefile index 999647f..f3ad674 100644 --- a/board/zylonite/Makefile +++ b/board/zylonite/Makefile @@ -1,4 +1,3 @@ - # # (C) Copyright 2000 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. @@ -21,12 +20,11 @@ # Foundation, Inc., 59 Temple Place, Suite 330, Boston, # MA 02111-1307 USA # - include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -OBJS := zylonite.o flash.o +OBJS := zylonite.o nand.o SOBJS := lowlevel_init.o $(LIB): $(OBJS) $(SOBJS) diff --git a/board/zylonite/config.mk b/board/zylonite/config.mk index 09b0f71..b5d5955 100644 --- a/board/zylonite/config.mk +++ b/board/zylonite/config.mk @@ -2,3 +2,5 @@ #TEXT_BASE = 0xa1700000 #TEXT_BASE = 0xa3080000 TEXT_BASE = 0xa3008000 + +BOARDLIBS = drivers/nand/libnand.a diff --git a/board/zylonite/lowlevel_init.S b/board/zylonite/lowlevel_init.S index c3bb4eb..da01765 100644 --- a/board/zylonite/lowlevel_init.S +++ b/board/zylonite/lowlevel_init.S @@ -235,6 +235,7 @@ mem_init: orr r1, r1, #0x40000000 @ enable SDRAM for Normal Access str r1, [r0] +#ifndef CFG_SKIP_DRAM_SCRUB /* scrub/init SDRAM if enabled/present */ /* ldr r11, =0xa0000000 /\* base address of SDRAM (CFG_DRAM_BASE) *\/ */ /* ldr r12, =0x04000000 /\* size of memory to scrub (CFG_DRAM_SIZE) *\/ */ @@ -254,6 +255,7 @@ mem_init: stmia r8!, {r0-r7} beq 15f b 10b +#endif /* CFG_SKIP_DRAM_SCRUB */ 15: /* Mask all interrupts */ diff --git a/board/zylonite/nand.c b/board/zylonite/nand.c new file mode 100644 index 0000000..5d2cd65 --- /dev/null +++ b/board/zylonite/nand.c @@ -0,0 +1,584 @@ +/* + * (C) Copyright 2006 DENX Software Engineering + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) +#ifdef CONFIG_NEW_NAND_CODE + +#include <nand.h> +#include <asm/arch/pxa-regs.h> + +#ifdef CFG_DFC_DEBUG1 +# define DFC_DEBUG1(fmt, args...) printf(fmt, ##args) +#else +# define DFC_DEBUG1(fmt, args...) +#endif + +#ifdef CFG_DFC_DEBUG2 +# define DFC_DEBUG2(fmt, args...) printf(fmt, ##args) +#else +# define DFC_DEBUG2(fmt, args...) +#endif + +#ifdef CFG_DFC_DEBUG3 +# define DFC_DEBUG3(fmt, args...) printf(fmt, ##args) +#else +# define DFC_DEBUG3(fmt, args...) +#endif + +#define MIN(x, y) ((x < y) ? x : y) + +/* These really don't belong here, as they are specific to the NAND Model */ +static uint8_t scan_ff_pattern[] = { 0xff, 0xff }; + +static struct nand_bbt_descr delta_bbt_descr = { + .options = 0, + .offs = 0, + .len = 2, + .pattern = scan_ff_pattern +}; + +static struct nand_oobinfo delta_oob = { + .useecc = MTD_NANDECC_AUTOPL_USR, /* MTD_NANDECC_PLACEONLY, */ + .eccbytes = 6, + .eccpos = {2, 3, 4, 5, 6, 7}, + .oobfree = { {8, 2}, {12, 4} } +}; + + +/* + * not required for Monahans DFC + */ +static void dfc_hwcontrol(struct mtd_info *mtdinfo, int cmd) +{ + return; +} + +#if 0 +/* read device ready pin */ +static int dfc_device_ready(struct mtd_info *mtdinfo) +{ + if(NDSR & NDSR_RDY) + return 1; + else + return 0; + return 0; +} +#endif + +/* + * Write buf to the DFC Controller Data Buffer + */ +static void dfc_write_buf(struct mtd_info *mtd, const u_char *buf, int len) +{ + unsigned long bytes_multi = len & 0xfffffffc; + unsigned long rest = len & 0x3; + unsigned long *long_buf; + int i; + + DFC_DEBUG2("dfc_write_buf: writing %d bytes starting with 0x%x.\n", len, *((unsigned long*) buf)); + if(bytes_multi) { + for(i=0; i<bytes_multi; i+=4) { + long_buf = (unsigned long*) &buf[i]; + NDDB = *long_buf; + } + } + if(rest) { + printf("dfc_write_buf: ERROR, writing non 4-byte aligned data.\n"); + } + return; +} + + +/* + * These functions are quite problematic for the DFC. Luckily they are + * not used in the current nand code, except for nand_command, which + * we've defined our own anyway. The problem is, that we always need + * to write 4 bytes to the DFC Data Buffer, but in these functions we + * don't know if to buffer the bytes/half words until we've gathered 4 + * bytes or if to send them straight away. + * + * Solution: Don't use these with Mona's DFC and complain loudly. + */ +static void dfc_write_word(struct mtd_info *mtd, u16 word) +{ + printf("dfc_write_word: WARNING, this function does not work with the Monahans DFC!\n"); +} +static void dfc_write_byte(struct mtd_info *mtd, u_char byte) +{ + printf("dfc_write_byte: WARNING, this function does not work with the Monahans DFC!\n"); +} + +/* The original: + * static void dfc_read_buf(struct mtd_info *mtd, const u_char *buf, int len) + * + * Shouldn't this be "u_char * const buf" ? + */ +static void dfc_read_buf(struct mtd_info *mtd, u_char* const buf, int len) +{ + int i=0, j; + + /* we have to be carefull not to overflow the buffer if len is + * not a multiple of 4 */ + unsigned long bytes_multi = len & 0xfffffffc; + unsigned long rest = len & 0x3; + unsigned long *long_buf; + + DFC_DEBUG3("dfc_read_buf: reading %d bytes.\n", len); + /* if there are any, first copy multiple of 4 bytes */ + if(bytes_multi) { + for(i=0; i<bytes_multi; i+=4) { + long_buf = (unsigned long*) &buf[i]; + *long_buf = NDDB; + } + } + + /* ...then the rest */ + if(rest) { + unsigned long rest_data = NDDB; + for(j=0;j<rest; j++) + buf[i+j] = (u_char) ((rest_data>>j) & 0xff); + } + + return; +} + +/* + * read a word. Not implemented as not used in NAND code. + */ +static u16 dfc_read_word(struct mtd_info *mtd) +{ + printf("dfc_write_byte: UNIMPLEMENTED.\n"); + return 0; +} + +/* global var, too bad: mk@tbd: move to ->priv pointer */ +static unsigned long read_buf = 0; +static int bytes_read = -1; + +/* + * read a byte from NDDB Because we can only read 4 bytes from NDDB at + * a time, we buffer the remaining bytes. The buffer is reset when a + * new command is sent to the chip. + * + * WARNING: + * This function is currently only used to read status and id + * bytes. For these commands always 8 bytes need to be read from + * NDDB. So we read and discard these bytes right now. In case this + * function is used for anything else in the future, we must check + * what was the last command issued and read the appropriate amount of + * bytes respectively. + */ +static u_char dfc_read_byte(struct mtd_info *mtd) +{ + unsigned char byte; + unsigned long dummy; + + if(bytes_read < 0) { + read_buf = NDDB; + dummy = NDDB; + bytes_read = 0; + } + byte = (unsigned char) (read_buf>>(8 * bytes_read++)); + if(bytes_read >= 4) + bytes_read = -1; + + DFC_DEBUG2("dfc_read_byte: byte %u: 0x%x of (0x%x).\n", bytes_read - 1, byte, read_buf); + return byte; +} + +/* calculate delta between OSCR values start and now */ +static unsigned long get_delta(unsigned long start) +{ + unsigned long cur = OSCR; + + if(cur < start) /* OSCR overflowed */ + return (cur + (start^0xffffffff)); + else + return (cur - start); +} + +/* delay function, this doesn't belong here */ +static void wait_us(unsigned long us) +{ + unsigned long start = OSCR; + us *= OSCR_CLK_FREQ; + + while (get_delta(start) < us) { + /* do nothing */ + } +} + +static void dfc_clear_nddb(void) +{ + NDCR &= ~NDCR_ND_RUN; + wait_us(CFG_NAND_OTHER_TO); +} + +/* wait_event with timeout */ +static unsigned long dfc_wait_event(unsigned long event) +{ + unsigned long ndsr, timeout, start = OSCR; + + if(!event) + return 0xff000000; + else if(event & (NDSR_CS0_CMDD | NDSR_CS0_BBD)) + timeout = CFG_NAND_PROG_ERASE_TO * OSCR_CLK_FREQ; + else + timeout = CFG_NAND_OTHER_TO * OSCR_CLK_FREQ; + + while(1) { + ndsr = NDSR; + if(ndsr & event) { + NDSR |= event; + break; + } + if(get_delta(start) > timeout) { + DFC_DEBUG1("dfc_wait_event: TIMEOUT waiting for event: 0x%x.\n", event); + return 0xff000000; + } + + } + return ndsr; +} + +/* we don't always wan't to do this */ +static void dfc_new_cmd(void) +{ + int retry = 0; + unsigned long status; + + while(retry++ <= CFG_NAND_SENDCMD_RETRY) { + /* Clear NDSR */ + NDSR = 0xFFF; + + /* set NDCR[NDRUN] */ + if(!(NDCR & NDCR_ND_RUN)) + NDCR |= NDCR_ND_RUN; + + status = dfc_wait_event(NDSR_WRCMDREQ); + + if(status & NDSR_WRCMDREQ) + return; + + DFC_DEBUG2("dfc_new_cmd: FAILED to get WRITECMDREQ, retry: %d.\n", retry); + dfc_clear_nddb(); + } + DFC_DEBUG1("dfc_new_cmd: giving up after %d retries.\n", retry); +} + +/* this function is called after Programm and Erase Operations to + * check for success or failure */ +static int dfc_wait(struct mtd_info *mtd, struct nand_chip *this, int state) +{ + unsigned long ndsr=0, event=0; + + if(state == FL_WRITING) { + event = NDSR_CS0_CMDD | NDSR_CS0_BBD; + } else if(state == FL_ERASING) { + event = NDSR_CS0_CMDD | NDSR_CS0_BBD; + } + + ndsr = dfc_wait_event(event); + + if((ndsr & NDSR_CS0_BBD) || (ndsr & 0xff000000)) + return(0x1); /* Status Read error */ + return 0; +} + +/* cmdfunc send commands to the DFC */ +static void dfc_cmdfunc(struct mtd_info *mtd, unsigned command, + int column, int page_addr) +{ + /* register struct nand_chip *this = mtd->priv; */ + unsigned long ndcb0=0, ndcb1=0, ndcb2=0, event=0; + + /* clear the ugly byte read buffer */ + bytes_read = -1; + read_buf = 0; + + switch (command) { + case NAND_CMD_READ0: + DFC_DEBUG3("dfc_cmdfunc: NAND_CMD_READ0, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1)); + dfc_new_cmd(); + ndcb0 = (NAND_CMD_READ0 | (4<<16)); + column >>= 1; /* adjust for 16 bit bus */ + ndcb1 = (((column>>1) & 0xff) | + ((page_addr<<8) & 0xff00) | + ((page_addr<<8) & 0xff0000) | + ((page_addr<<8) & 0xff000000)); /* make this 0x01000000 ? */ + event = NDSR_RDDREQ; + goto write_cmd; + case NAND_CMD_READ1: + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_READ1 unimplemented!\n"); + goto end; + case NAND_CMD_READOOB: + DFC_DEBUG1("dfc_cmdfunc: NAND_CMD_READOOB unimplemented!\n"); + goto end; + case NAND_CMD_READID: + dfc_new_cmd(); + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_READID.\n"); + ndcb0 = (NAND_CMD_READID | (3 << 21) | (1 << 16)); /* addr cycles*/ + event = NDSR_RDDREQ; + goto write_cmd; + case NAND_CMD_PAGEPROG: + /* sent as a multicommand in NAND_CMD_SEQIN */ + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_PAGEPROG empty due to multicmd.\n"); + goto end; + case NAND_CMD_ERASE1: + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_ERASE1, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1)); + dfc_new_cmd(); + ndcb0 = (0xd060 | (1<<25) | (2<<21) | (1<<19) | (3<<16)); + ndcb1 = (page_addr & 0x00ffffff); + goto write_cmd; + case NAND_CMD_ERASE2: + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_ERASE2 empty due to multicmd.\n"); + goto end; + case NAND_CMD_SEQIN: + /* send PAGE_PROG command(0x1080) */ + dfc_new_cmd(); + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_SEQIN/PAGE_PROG, page_addr: 0x%x, column: 0x%x.\n", page_addr, (column>>1)); + ndcb0 = (0x1080 | (1<<25) | (1<<21) | (1<<19) | (4<<16)); + column >>= 1; /* adjust for 16 bit bus */ + ndcb1 = (((column>>1) & 0xff) | + ((page_addr<<8) & 0xff00) | + ((page_addr<<8) & 0xff0000) | + ((page_addr<<8) & 0xff000000)); /* make this 0x01000000 ? */ + event = NDSR_WRDREQ; + goto write_cmd; + case NAND_CMD_STATUS: + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_STATUS.\n"); + dfc_new_cmd(); + ndcb0 = NAND_CMD_STATUS | (4<<21); + event = NDSR_RDDREQ; + goto write_cmd; + case NAND_CMD_RESET: + DFC_DEBUG2("dfc_cmdfunc: NAND_CMD_RESET.\n"); + ndcb0 = NAND_CMD_RESET | (5<<21); + event = NDSR_CS0_CMDD; + goto write_cmd; + default: + printk("dfc_cmdfunc: error, unsupported command.\n"); + goto end; + } + + write_cmd: + NDCB0 = ndcb0; + NDCB0 = ndcb1; + NDCB0 = ndcb2; + + /* wait_event: */ + dfc_wait_event(event); + end: + return; +} + +static void dfc_gpio_init(void) +{ + DFC_DEBUG2("Setting up DFC GPIO's.\n"); + + /* no idea what is done here, see zylonite.c */ + GPIO4 = 0x1; + + DF_ALE_WE1 = 0x00000001; + DF_ALE_WE2 = 0x00000001; + DF_nCS0 = 0x00000001; + DF_nCS1 = 0x00000001; + DF_nWE = 0x00000001; + DF_nRE = 0x00000001; + DF_IO0 = 0x00000001; + DF_IO8 = 0x00000001; + DF_IO1 = 0x00000001; + DF_IO9 = 0x00000001; + DF_IO2 = 0x00000001; + DF_IO10 = 0x00000001; + DF_IO3 = 0x00000001; + DF_IO11 = 0x00000001; + DF_IO4 = 0x00000001; + DF_IO12 = 0x00000001; + DF_IO5 = 0x00000001; + DF_IO13 = 0x00000001; + DF_IO6 = 0x00000001; + DF_IO14 = 0x00000001; + DF_IO7 = 0x00000001; + DF_IO15 = 0x00000001; + + DF_nWE = 0x1901; + DF_nRE = 0x1901; + DF_CLE_NOE = 0x1900; + DF_ALE_WE1 = 0x1901; + DF_INT_RnB = 0x1900; +} + +/* + * Board-specific NAND initialization. The following members of the + * argument are board-specific (per include/linux/mtd/nand_new.h): + * - IO_ADDR_R?: address to read the 8 I/O lines of the flash device + * - IO_ADDR_W?: address to write the 8 I/O lines of the flash device + * - hwcontrol: hardwarespecific function for accesing control-lines + * - dev_ready: hardwarespecific function for accesing device ready/busy line + * - enable_hwecc?: function to enable (reset) hardware ecc generator. Must + * only be provided if a hardware ECC is available + * - eccmode: mode of ecc, see defines + * - chip_delay: chip dependent delay for transfering data from array to + * read regs (tR) + * - options: various chip options. They can partly be set to inform + * nand_scan about special functionality. See the defines for further + * explanation + * Members with a "?" were not set in the merged testing-NAND branch, + * so they are not set here either. + */ +void board_nand_init(struct nand_chip *nand) +{ + unsigned long tCH, tCS, tWH, tWP, tRH, tRP, tRP_high, tR, tWHR, tAR; + + /* set up GPIO Control Registers */ + dfc_gpio_init(); + + /* turn on the NAND Controller Clock (104 MHz @ D0) */ + CKENA |= (CKENA_4_NAND | CKENA_9_SMC); + +#undef CFG_TIMING_TIGHT +#ifndef CFG_TIMING_TIGHT + tCH = MIN(((unsigned long) (NAND_TIMING_tCH * DFC_CLK_PER_US) + 1), + DFC_MAX_tCH); + tCS = MIN(((unsigned long) (NAND_TIMING_tCS * DFC_CLK_PER_US) + 1), + DFC_MAX_tCS); + tWH = MIN(((unsigned long) (NAND_TIMING_tWH * DFC_CLK_PER_US) + 1), + DFC_MAX_tWH); + tWP = MIN(((unsigned long) (NAND_TIMING_tWP * DFC_CLK_PER_US) + 1), + DFC_MAX_tWP); + tRH = MIN(((unsigned long) (NAND_TIMING_tRH * DFC_CLK_PER_US) + 1), + DFC_MAX_tRH); + tRP = MIN(((unsigned long) (NAND_TIMING_tRP * DFC_CLK_PER_US) + 1), + DFC_MAX_tRP); + tR = MIN(((unsigned long) (NAND_TIMING_tR * DFC_CLK_PER_US) + 1), + DFC_MAX_tR); + tWHR = MIN(((unsigned long) (NAND_TIMING_tWHR * DFC_CLK_PER_US) + 1), + DFC_MAX_tWHR); + tAR = MIN(((unsigned long) (NAND_TIMING_tAR * DFC_CLK_PER_US) + 1), + DFC_MAX_tAR); +#else /* this is the tight timing */ + + tCH = MIN(((unsigned long) (NAND_TIMING_tCH * DFC_CLK_PER_US)), + DFC_MAX_tCH); + tCS = MIN(((unsigned long) (NAND_TIMING_tCS * DFC_CLK_PER_US)), + DFC_MAX_tCS); + tWH = MIN(((unsigned long) (NAND_TIMING_tWH * DFC_CLK_PER_US)), + DFC_MAX_tWH); + tWP = MIN(((unsigned long) (NAND_TIMING_tWP * DFC_CLK_PER_US)), + DFC_MAX_tWP); + tRH = MIN(((unsigned long) (NAND_TIMING_tRH * DFC_CLK_PER_US)), + DFC_MAX_tRH); + tRP = MIN(((unsigned long) (NAND_TIMING_tRP * DFC_CLK_PER_US)), + DFC_MAX_tRP); + tR = MIN(((unsigned long) (NAND_TIMING_tR * DFC_CLK_PER_US) - tCH - 2), + DFC_MAX_tR); + tWHR = MIN(((unsigned long) (NAND_TIMING_tWHR * DFC_CLK_PER_US) - tCH - 2), + DFC_MAX_tWHR); + tAR = MIN(((unsigned long) (NAND_TIMING_tAR * DFC_CLK_PER_US) - 2), + DFC_MAX_tAR); +#endif /* CFG_TIMING_TIGHT */ + + + DFC_DEBUG2("tCH=%u, tCS=%u, tWH=%u, tWP=%u, tRH=%u, tRP=%u, tR=%u, tWHR=%u, tAR=%u.\n", tCH, tCS, tWH, tWP, tRH, tRP, tR, tWHR, tAR); + + /* tRP value is split in the register */ + if(tRP & (1 << 4)) { + tRP_high = 1; + tRP &= ~(1 << 4); + } else { + tRP_high = 0; + } + + NDTR0CS0 = (tCH << 19) | + (tCS << 16) | + (tWH << 11) | + (tWP << 8) | + (tRP_high << 6) | + (tRH << 3) | + (tRP << 0); + + NDTR1CS0 = (tR << 16) | + (tWHR << 4) | + (tAR << 0); + + /* If it doesn't work (unlikely) think about: + * - ecc enable + * - chip select don't care + * - read id byte count + * + * Intentionally enabled by not setting bits: + * - dma (DMA_EN) + * - page size = 512 + * - cs don't care, see if we can enable later! + * - row address start position (after second cycle) + * - pages per block = 32 + * - ND_RDY : clears command buffer + */ + /* NDCR_NCSX | /\* Chip select busy don't care *\/ */ + + NDCR = (NDCR_SPARE_EN | /* use the spare area */ + NDCR_DWIDTH_C | /* 16bit DFC data bus width */ + NDCR_DWIDTH_M | /* 16 bit Flash device data bus width */ + (2 << 16) | /* read id count = 7 ???? mk@tbd */ + NDCR_ND_ARB_EN | /* enable bus arbiter */ + NDCR_RDYM | /* flash device ready ir masked */ + NDCR_CS0_PAGEDM | /* ND_nCSx page done ir masked */ + NDCR_CS1_PAGEDM | + NDCR_CS0_CMDDM | /* ND_CSx command done ir masked */ + NDCR_CS1_CMDDM | + NDCR_CS0_BBDM | /* ND_CSx bad block detect ir masked */ + NDCR_CS1_BBDM | + NDCR_DBERRM | /* double bit error ir masked */ + NDCR_SBERRM | /* single bit error ir masked */ + NDCR_WRDREQM | /* write data request ir masked */ + NDCR_RDDREQM | /* read data request ir masked */ + NDCR_WRCMDREQM); /* write command request ir masked */ + + + /* wait 10 us due to cmd buffer clear reset */ + /* wait(10); */ + + + nand->hwcontrol = dfc_hwcontrol; +/* nand->dev_ready = dfc_device_ready; */ + nand->eccmode = NAND_ECC_SOFT; + nand->options = NAND_BUSWIDTH_16; + nand->waitfunc = dfc_wait; + nand->read_byte = dfc_read_byte; + nand->write_byte = dfc_write_byte; + nand->read_word = dfc_read_word; + nand->write_word = dfc_write_word; + nand->read_buf = dfc_read_buf; + nand->write_buf = dfc_write_buf; + + nand->cmdfunc = dfc_cmdfunc; + nand->autooob = &delta_oob; + nand->badblock_pattern = &delta_bbt_descr; +} + +#else + #error "U-Boot legacy NAND support not available for Monahans DFC." +#endif +#endif |