diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/dnp1110/Makefile | 51 | ||||
| -rw-r--r-- | board/dnp1110/config.mk | 17 | ||||
| -rw-r--r-- | board/dnp1110/dnp1110.c | 67 | ||||
| -rw-r--r-- | board/dnp1110/flash.c | 422 | ||||
| -rw-r--r-- | board/dnp1110/lowlevel_init.S | 135 |
5 files changed, 0 insertions, 692 deletions
diff --git a/board/dnp1110/Makefile b/board/dnp1110/Makefile deleted file mode 100644 index 8a86c0f..0000000 --- a/board/dnp1110/Makefile +++ /dev/null @@ -1,51 +0,0 @@ -# -# (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 = $(obj)lib$(BOARD).o - -COBJS := dnp1110.o flash.o -SOBJS := lowlevel_init.o - -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) $(SOBJS) - $(call cmd_link_o_target, $(OBJS) $(SOBJS)) - -clean: - rm -f $(SOBJS) $(OBJS) - -distclean: clean - rm -f $(LIB) core *.bak $(obj).depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/dnp1110/config.mk b/board/dnp1110/config.mk deleted file mode 100644 index ccf8277..0000000 --- a/board/dnp1110/config.mk +++ /dev/null @@ -1,17 +0,0 @@ -# -# DNP/1110 board with SA1100 cpu -# -# http://www.dilnetpc.com -# - -# -# DILNETPC has 1 banks of 32 MB DRAM -# -# c000'0000 -# -# Linux-Kernel is expected to be at c000'8000, entry c000'8000 -# -# we load ourself to c1f8'0000, the upper 1 MB of the first (only) bank -# - -CONFIG_SYS_TEXT_BASE = 0xc1f80000 diff --git a/board/dnp1110/dnp1110.c b/board/dnp1110/dnp1110.c deleted file mode 100644 index c215f5f..0000000 --- a/board/dnp1110/dnp1110.c +++ /dev/null @@ -1,67 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.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 <netdev.h> -#include <SA-1100.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* memory and cpu-speed are setup before relocation */ - /* so we do _nothing_ here */ - - /* arch number of DNP1110-Board */ - gd->bd->bi_arch_number = MACH_TYPE_DNP1110; - - /* flash vpp on */ - PPDR |= 0x80; /* assumes LCD controller is off */ - PPSR |= 0x80; - - 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); -} - -#ifdef CONFIG_CMD_NET -int board_eth_init(bd_t *bis) -{ - int rc = 0; -#ifdef CONFIG_SMC91111 - rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); -#endif - return rc; -} -#endif diff --git a/board/dnp1110/flash.c b/board/dnp1110/flash.c deleted file mode 100644 index 53f89ee..0000000 --- a/board/dnp1110/flash.c +++ /dev/null @@ -1,422 +0,0 @@ -/* - * (C) Copyright 2001 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (C) Copyright 2001 - * 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 <linux/byteorder/swab.h> - - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/* Board support for 1 or 2 flash devices */ -#undef FLASH_PORT_WIDTH32 -#define FLASH_PORT_WIDTH16 - -#ifdef FLASH_PORT_WIDTH16 -#define FLASH_PORT_WIDTH ushort -#define FLASH_PORT_WIDTHV vu_short -#define SWAP(x) __swab16(x) -#else -#define FLASH_PORT_WIDTH ulong -#define FLASH_PORT_WIDTHV vu_long -#define SWAP(x) __swab32(x) -#endif - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -#define mb() __asm__ __volatile__ ("" : : : "memory") - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (FPW *addr, flash_info_t *info); -static int write_data (flash_info_t *info, ulong dest, FPW data); -static void flash_get_offsets (ulong base, flash_info_t *info); -void inline spin_wheel(void); - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - int i; - ulong size = 0; - - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) - { - switch (i) - { - case 0: - flash_get_size((FPW *)PHYS_FLASH_1, &flash_info[i]); - flash_get_offsets(PHYS_FLASH_1, &flash_info[i]); - break; - default: - panic("configured too many flash banks!\n"); - break; - } - size += flash_info[i].size; - } - - /* Protect monitor and environment sectors - */ - flash_protect(FLAG_PROTECT_SET, - CONFIG_SYS_FLASH_BASE, - CONFIG_SYS_FLASH_BASE + monitor_flash_len - 1, - &flash_info[0]); - - flash_protect(FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, - &flash_info[0]); - - return size; -} - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - return; - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) { - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base + (i * PHYS_FLASH_SECT_SIZE); - info->protect[i] = 0; - } - } -} - -/*----------------------------------------------------------------------- - */ -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_INTEL: printf ("INTEL "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F128J3A: - printf ("28F128J3A\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! - */ -static ulong flash_get_size (FPW *addr, flash_info_t *info) -{ - volatile FPW value; - /* Write auto select command: read Manufacturer ID */ - addr[0x5555] = (FPW)0x00AA00AA; - addr[0x2AAA] = (FPW)0x00550055; - addr[0x5555] = (FPW)0x00900090; - - mb(); - value = addr[0]; - - switch (value) { - - case (FPW)INTEL_MANUFACT: - info->flash_id = FLASH_MAN_INTEL; - break; - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - addr[0] = (FPW)0x00FF00FF; /* restore read mode */ - return (0); /* no or unknown flash */ - } - - mb(); - value = addr[1]; /* device ID */ - switch (value) { - - case (FPW)INTEL_ID_28F128J3A: - info->flash_id += FLASH_28F128J3A; - info->sector_count = 128; - info->size = 0x02000000; - break; /* => 16 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - break; - } - - if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) { - printf ("** ERROR: sector count %d > max (%d) **\n", - info->sector_count, CONFIG_SYS_MAX_FLASH_SECT); - info->sector_count = CONFIG_SYS_MAX_FLASH_SECT; - } - - addr[0] = (FPW)0x00FF00FF; /* restore read mode */ - - return (info->size); -} - - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - int flag, prot, sect; - ulong type, start; - int rcode = 0; - - 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; - } - - type = (info->flash_id & FLASH_VENDMASK); - if ((type != FLASH_MAN_INTEL)) { - 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"); - } - - /* 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 */ - FPWV *addr = (FPWV *)(info->start[sect]); - FPW status; - - printf("Erasing sector %2d ... ", sect); - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - *addr = (FPW)0x00500050; /* clear status register */ - *addr = (FPW)0x00200020; /* erase setup */ - *addr = (FPW)0x00D000D0; /* erase confirm */ - - while (((status = *addr) & (FPW)0x00800080) != (FPW)0x00800080) { - if (get_timer(start) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - *addr = (FPW)0x00B000B0; /* suspend erase */ - *addr = (FPW)0x00FF00FF; /* reset to read mode */ - rcode = 1; - break; - } - } - - *addr = (FPW)0x00500050; /* clear status register cmd. */ - *addr = (FPW)0x00FF00FF; /* resest to read mode */ - - printf (" done\n"); - } - } - return rcode; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - * 4 - Flash not identified - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp; - FPW data; - int count, i, l, rc, port_width; - - if (info->flash_id == FLASH_UNKNOWN) { - return 4; - } -/* get lower word aligned address */ -#ifdef FLASH_PORT_WIDTH16 - wp = (addr & ~1); - port_width = 2; -#else - wp = (addr & ~3); - port_width = 4; -#endif - - /* - * 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<port_width && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<port_width; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_data(info, wp, SWAP(data))) != 0) { - return (rc); - } - wp += port_width; - } - - /* - * handle word aligned part - */ - count = 0; - while (cnt >= port_width) { - data = 0; - for (i=0; i<port_width; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_data(info, wp, SWAP(data))) != 0) { - return (rc); - } - wp += port_width; - cnt -= port_width; - if (count++ > 0x800) - { - spin_wheel(); - count = 0; - } - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<port_width && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<port_width; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_data(info, wp, SWAP(data))); -} - -/*----------------------------------------------------------------------- - * Write a word or halfword to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_data (flash_info_t *info, ulong dest, FPW data) -{ - FPWV *addr = (FPWV *)dest; - ulong status; - int flag; - ulong start; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) { - printf("not erased at %08lx (%x)\n",(ulong)addr,*addr); - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - *addr = (FPW)0x00400040; /* write setup */ - *addr = data; - - /* arm simple, non interrupt dependent timer */ - start = get_timer(0); - - /* wait while polling the status register */ - while (((status = *addr) & (FPW)0x00800080) != (FPW)0x00800080) { - if (start = get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - *addr = (FPW)0x00FF00FF; /* restore read mode */ - return (1); - } - } - - *addr = (FPW)0x00FF00FF; /* restore read mode */ - - return (0); -} - -void inline -spin_wheel(void) -{ - static int p=0; - static char w[] = "\\/-"; - - printf("\010%c", w[p]); - (++p == 3) ? (p = 0) : 0; -} diff --git a/board/dnp1110/lowlevel_init.S b/board/dnp1110/lowlevel_init.S deleted file mode 100644 index 7730be3..0000000 --- a/board/dnp1110/lowlevel_init.S +++ /dev/null @@ -1,135 +0,0 @@ -/* - * Memory Setup stuff - taken from blob memsetup.S - * - * Copyright (C) 1999 2000 2001 Erik Mouw (J.A.K.Mouw@its.tudelft.nl) and - * Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl) - * - * 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 "config.h" -#include "version.h" - - -/* some parameters for the board */ - -MEM_BASE: .long 0xa0000000 -MEM_START: .long 0xc0000000 - -#define MDCNFG 0x00 -#define MDCAS00 0x04 /* CAS waveform rotate reg 0 */ -#define MDCAS01 0x08 /* CAS waveform rotate reg 1 bank */ -#define MDCAS02 0x0C /* CAS waveform rotate reg 2 bank */ -#define MDREFR 0x1C /* DRAM refresh control reg */ -#define MDCAS20 0x20 /* CAS waveform rotate reg 0 bank */ -#define MDCAS21 0x24 /* CAS waveform rotate reg 1 bank */ -#define MDCAS22 0x28 /* CAS waveform rotate reg 2 bank */ -#define MECR 0x18 /* Expansion memory (PCMCIA) bus configuration register */ -#define MSC0 0x10 /* static memory control reg 0 */ -#define MSC1 0x14 /* static memory control reg 1 */ -#define MSC2 0x2C /* static memory control reg 2 */ -#define SMCNFG 0x30 /* SMROM configuration reg */ - -mdcas00: .long 0x5555557F -mdcas01: .long 0x55555555 -mdcas02: .long 0x55555555 -mdcas20: .long 0x5555557F -mdcas21: .long 0x55555555 -mdcas22: .long 0x55555555 -mdcnfg: .long 0x0000B25C -mdrefr: .long 0x007000C1 -mecr: .long 0x10841084 -msc0: .long 0x00004774 -msc1: .long 0x00000000 -msc2: .long 0x00000000 -smcnfg: .long 0x00000000 - -/* setting up the memory */ - -.globl lowlevel_init -lowlevel_init: - - ldr r0, MEM_BASE - - /* Set up the DRAM */ - - /* MDCAS00 */ - ldr r1, mdcas00 - str r1, [r0, #MDCAS00] - - /* MDCAS01 */ - ldr r1, mdcas01 - str r1, [r0, #MDCAS01] - - /* MDCAS02 */ - ldr r1, mdcas02 - str r1, [r0, #MDCAS02] - - /* MDCAS20 */ - ldr r1, mdcas20 - str r1, [r0, #MDCAS20] - - /* MDCAS21 */ - ldr r1, mdcas21 - str r1, [r0, #MDCAS21] - - /* MDCAS22 */ - ldr r1, mdcas22 - str r1, [r0, #MDCAS22] - - /* MDREFR */ - ldr r1, mdrefr - str r1, [r0, #MDREFR] - - /* Set up PCMCIA space */ - ldr r1, mecr - str r1, [r0, #MECR] - - /* Setup the flash memory and other */ - ldr r1, msc0 - str r1, [r0, #MSC0] - - ldr r1, msc1 - str r1, [r0, #MSC1] - - ldr r1, msc2 - str r1, [r0, #MSC2] - - ldr r1, smcnfg - str r1, [r0, #SMCNFG] - - /* MDCNFG */ - ldr r1, mdcnfg - bic r1, r1, #0x00000001 - str r1, [r0, #MDCNFG] - - /* Load something to activate bank */ - ldr r2, MEM_START -.rept 8 - ldr r1, [r2] -.endr - - /* MDCNFG */ - ldr r1, mdcnfg - orr r1, r1, #0x00000001 - str r1, [r0, #MDCNFG] - - /* everything is fine now */ - mov pc, lr |