diff options
Diffstat (limited to 'board/mpc8540eval')
| -rw-r--r-- | board/mpc8540eval/Makefile | 54 | ||||
| -rw-r--r-- | board/mpc8540eval/ddr.c | 73 | ||||
| -rw-r--r-- | board/mpc8540eval/flash.c | 894 | ||||
| -rw-r--r-- | board/mpc8540eval/law.c | 54 | ||||
| -rw-r--r-- | board/mpc8540eval/mpc8540eval.c | 230 | ||||
| -rw-r--r-- | board/mpc8540eval/tlb.c | 78 |
6 files changed, 0 insertions, 1383 deletions
diff --git a/board/mpc8540eval/Makefile b/board/mpc8540eval/Makefile deleted file mode 100644 index 5eccfab..0000000 --- a/board/mpc8540eval/Makefile +++ /dev/null @@ -1,54 +0,0 @@ -# -# (C) Copyright 2001-2006 -# 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-y += $(BOARD).o -COBJS-y += law.o -COBJS-y += tlb.o -COBJS-y += flash.o -COBJS-$(CONFIG_FSL_DDR1) += ddr.o - -SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS-y)) -SOBJS := $(addprefix $(obj),$(SOBJS)) - -$(LIB): $(obj).depend $(OBJS) $(SOBJS) - $(call cmd_link_o_target, $(OBJS)) - -clean: - rm -f $(OBJS) $(SOBJS) - -distclean: clean - rm -f $(LIB) core *.bak $(obj).depend - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/mpc8540eval/ddr.c b/board/mpc8540eval/ddr.c deleted file mode 100644 index 7850794..0000000 --- a/board/mpc8540eval/ddr.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * Version 2 as published by the Free Software Foundation. - */ - -#include <common.h> -#include <i2c.h> - -#include <asm/fsl_ddr_sdram.h> -#include <asm/fsl_ddr_dimm_params.h> - -static void -get_spd(ddr1_spd_eeprom_t *spd, unsigned char i2c_address) -{ - i2c_read(i2c_address, 0, 1, (uchar *)spd, sizeof(ddr1_spd_eeprom_t)); -} - - -unsigned int -fsl_ddr_get_mem_data_rate(void) -{ - return get_ddr_freq(0); -} - - -void -fsl_ddr_get_spd(ddr1_spd_eeprom_t *ctrl_dimms_spd, - unsigned int ctrl_num) -{ - unsigned int i; - unsigned int i2c_address = 0; - - for (i = 0; i < CONFIG_DIMM_SLOTS_PER_CTLR; i++) { - if (ctrl_num == 0 && i == 0) { - i2c_address = SPD_EEPROM_ADDRESS; - } - get_spd(&(ctrl_dimms_spd[i]), i2c_address); - } -} - -void fsl_ddr_board_options(memctl_options_t *popts, - dimm_params_t *pdimm, - unsigned int ctrl_num) -{ - /* - * Factors to consider for CPO: - * - frequency - * - ddr1 vs. ddr2 - */ - popts->cpo_override = 0; - - /* - * Factors to consider for write data delay: - * - number of DIMMs - * - * 1 = 1/4 clock delay - * 2 = 1/2 clock delay - * 3 = 3/4 clock delay - * 4 = 1 clock delay - * 5 = 5/4 clock delay - * 6 = 3/2 clock delay - */ - popts->write_data_delay = 3; - - /* - * Factors to consider for half-strength driver enable: - * - number of DIMMs installed - */ - popts->half_strength_driver_enable = 0; -} diff --git a/board/mpc8540eval/flash.c b/board/mpc8540eval/flash.c deleted file mode 100644 index 9df5bd9..0000000 --- a/board/mpc8540eval/flash.c +++ /dev/null @@ -1,894 +0,0 @@ -/* - * (C) Copyright 2003 Motorola Inc. - * Xianghua Xiao,(X.Xiao@motorola.com) - * - * (C) Copyright 2000, 2001 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2001, Stuart Hughes, Lineo Inc, stuarth@lineo.com - * Add support the Sharp chips on the mpc8260ads. - * I started with board/ip860/flash.c and made changes I found in - * the MTD project by David Schleef. - * - * 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_SYS_NO_FLASH) - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -#if defined(CONFIG_ENV_IS_IN_FLASH) -# ifndef CONFIG_ENV_ADDR -# define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_ENV_OFFSET) -# endif -# ifndef CONFIG_ENV_SIZE -# define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE -# endif -# ifndef CONFIG_ENV_SECT_SIZE -# define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE -# endif -#endif - -/* - * The variable should be in the flash info structure. Since it - * is only used in this board specific file it is declared here. - * In the future I think an endian flag should be part of the - * flash_info_t structure. (Ron Alder) - */ -static ulong big_endian = 0; - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info); -static int write_block (flash_info_t *info, uchar * src, ulong dest, ulong cnt); -static int write_short (flash_info_t *info, ulong dest, ushort data); -static int write_word (flash_info_t *info, ulong dest, ulong data); -static int clear_block_lock_bit(flash_info_t *info, vu_long * addr); -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size; - int i; - - /* Init: enable write, - * or we cannot even write flash commands - */ - for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - - /* set the default sector offset */ - } - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE, &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); - } - - /* Re-do sizing to get full correct info */ - size = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE, &flash_info[0]); - - flash_info[0].size = size; - -#if !defined(CONFIG_RAM_AS_FLASH) -#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE - /* monitor protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE+monitor_flash_len-1, - &flash_info[0]); -#endif - -#ifdef CONFIG_ENV_IS_IN_FLASH - /* ENV protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR+CONFIG_ENV_SECT_SIZE-1, - &flash_info[0]); -#endif -#endif - return (size); -} - -/*----------------------------------------------------------------------- - */ -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; - case FLASH_MAN_SHARP: printf ("Sharp "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F016SV: printf ("28F016SV (16 Mbit, 32 x 64k)\n"); - break; - case FLASH_28F160S3: printf ("28F160S3 (16 Mbit, 32 x 512K)\n"); - break; - case FLASH_28F320S3: printf ("28F320S3 (32 Mbit, 64 x 512K)\n"); - break; - case FLASH_LH28F016SCT: printf ("28F016SC (16 Mbit, 32 x 64K)\n"); - break; - case FLASH_28F640J3A: printf ("28F640J3A (64 Mbit, 64 x 128K)\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"); -} - - /* only deal with 16 bit and 32 bit port width, 16bit chip */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info) -{ - short i; - ulong value,va,vb,vc,vd; - ulong base = (ulong)addr; - ulong sector_offset; - -#ifdef DEBUG - printf("Check flash at 0x%08x\n",(uint)addr); -#endif - /* Write "Intelligent Identifier" command: read Manufacturer ID */ - *addr = 0x90909090; - udelay(20); - asm("sync"); - -#ifndef CONFIG_SYS_FLASH_CFI - printf("Not define CONFIG_SYS_FLASH_CFI\n"); - return (0); -#else - value = addr[0]; - va=(value & 0xFF000000)>>24; - vb=(value & 0x00FF0000)>>16; - vc=(value & 0x0000FF00)>>8; - vd=(value & 0x000000FF); - if ((va==0) && (vb==0)) { - printf("cannot identify Flash\n"); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - else if ((va==0) && (vb!=0)) { - big_endian = 1; - info->chipwidth = FLASH_CFI_BY16; - if(vb == vd) info->portwidth = FLASH_CFI_32BIT; - else info->portwidth = FLASH_CFI_16BIT; - } - else if ((va!=0) && (vb==0)) { - big_endian = 0; - info->chipwidth = FLASH_CFI_BY16; - if(va == vc) info->portwidth = FLASH_CFI_32BIT; - else info->portwidth = FLASH_CFI_16BIT; - } - else if ((va!=0) && (vb!=0)) { - big_endian = 1; /* no meaning for 8bit chip */ - info->chipwidth = FLASH_CFI_BY8; - if(va == vb) info->portwidth = FLASH_CFI_16BIT; - else info->portwidth = FLASH_CFI_8BIT; - } -#ifdef DEBUG - switch (info->portwidth) { - case FLASH_CFI_8BIT: - printf("port width is 8 bit.\n"); - break; - case FLASH_CFI_16BIT: - printf("port width is 16 bit, "); - break; - case FLASH_CFI_32BIT: - printf("port width is 32 bit, "); - break; - } - switch (info->chipwidth) { - case FLASH_CFI_BY16: - printf("chip width is 16 bit, "); - switch (big_endian) { - case 0: - printf("Little Endian.\n"); - break; - case 1: - printf("Big Endian.\n"); - break; - } - break; - } -#endif -#endif /*#ifdef CONFIG_SYS_FLASH_CFI*/ - - if (big_endian==0) value = (addr[0] & 0xFF000000) >>8; - else value = (addr[0] & 0x00FF0000); -#ifdef DEBUG - printf("manufacturer=0x%x\n",(uint)(value>>16)); -#endif - switch (value) { - case MT_MANUFACT & 0xFFFF0000: /* SHARP, MT or => Intel */ - case INTEL_ALT_MANU & 0xFFFF0000: - info->flash_id = FLASH_MAN_INTEL; - break; - default: - printf("unknown manufacturer: %x\n", (unsigned int)value); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - - if (info->portwidth==FLASH_CFI_16BIT) { - switch (big_endian) { - case 0: - value = (addr[0] & 0x0000FF00)>>8; - break; - case 1: - value = (addr[0] & 0x000000FF); - break; - } - } - else if (info->portwidth == FLASH_CFI_32BIT) { - switch (big_endian) { - case 0: - value = (addr[1] & 0x0000FF00)>>8; - break; - case 1: - value = (addr[1] & 0x000000FF); - break; - } - } - -#ifdef DEBUG - printf("deviceID=0x%x\n",(uint)value); -#endif - switch (value) { - case (INTEL_ID_28F016S & 0x0000FFFF): - info->flash_id += FLASH_28F016SV; - info->sector_count = 32; - sector_offset = 0x10000; - break; /* => 2 MB */ - - case (INTEL_ID_28F160S3 & 0x0000FFFF): - info->flash_id += FLASH_28F160S3; - info->sector_count = 32; - sector_offset = 0x10000; - break; /* => 2 MB */ - - case (INTEL_ID_28F320S3 & 0x0000FFFF): - info->flash_id += FLASH_28F320S3; - info->sector_count = 64; - sector_offset = 0x10000; - break; /* => 4 MB */ - - case (INTEL_ID_28F640J3A & 0x0000FFFF): - info->flash_id += FLASH_28F640J3A; - info->sector_count = 64; - sector_offset = 0x20000; - break; /* => 8 MB */ - - case SHARP_ID_28F016SCL & 0x0000FFFF: - case SHARP_ID_28F016SCZ & 0x0000FFFF: - info->flash_id = FLASH_MAN_SHARP | FLASH_LH28F016SCT; - info->sector_count = 32; - sector_offset = 0x10000; - break; /* => 2 MB */ - - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - sector_offset = sector_offset * (info->portwidth / info->chipwidth); - info->size = info->sector_count * sector_offset; - - /* set up sector start address table */ - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base; - base += sector_offset; - /* don't know how to check sector protection */ - info->protect[i] = 0; - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { - addr = (vu_long *)info->start[0]; - *addr = 0xFFFFFF; /* reset bank to read array mode */ - asm("sync"); - } - - return (info->size); -} - - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - int flag, prot, sect; - ulong start, now, last, ready, erase_err_status; - - if (big_endian == 1) { - ready = 0x0080; - erase_err_status = 0x00a0; - } - else { - ready = 0x8000; - erase_err_status = 0xa000; - } - if ((info->portwidth / info->chipwidth)==2) { - ready += (ready <<16); - erase_err_status += (erase_err_status <<16); - } - -#ifdef DEBUG - printf ("\nReady flag is 0x%lx\nErase error flag is 0x%lx", ready, erase_err_status); -#endif - - 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_VENDMASK) != FLASH_MAN_INTEL) - && ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_SHARP) ) { - 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"); - } - -#ifdef DEBUG - printf("\nFlash Erase:\n"); -#endif - /* Make Sure Block Lock Bit is not set. */ - if(clear_block_lock_bit(info, (vu_long *)(info->start[s_first]))){ - return 1; - } - - /* Start erase on unprotected sectors */ -#if defined(DEBUG) - printf("Begin to erase now,s_first=0x%x s_last=0x%x...\n",s_first,s_last); -#endif - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - vu_short *addr16 = (vu_short *)(info->start[sect]); - vu_long *addr = (vu_long *)(info->start[sect]); - printf("."); - switch (info->portwidth) { - case FLASH_CFI_16BIT: - asm("sync"); - last = start = get_timer (0); - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - /* Reset Array */ - *addr16 = 0xffff; - asm("sync"); - /* Clear Status Register */ - *addr16 = 0x5050; - asm("sync"); - /* Single Block Erase Command */ - *addr16 = 0x2020; - asm("sync"); - /* Confirm */ - *addr16 = 0xD0D0; - asm("sync"); - if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) { - /* Resume Command, as per errata update */ - *addr16 = 0xD0D0; - asm("sync"); - } - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - /* wait at least 80us - let's wait 1 ms */ - *addr16 = 0x7070; - udelay (1000); - while ((*addr16 & ready) != ready) { - if((*addr16 & erase_err_status)== erase_err_status){ - printf("Error in Block Erase - Lock Bit may be set!\n"); - printf("Status Register = 0x%X\n", (uint)*addr16); - *addr16 = 0xFFFF; /* reset bank */ - asm("sync"); - return 1; - } - if ((now=get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - *addr16 = 0xFFFF; /* reset bank */ - asm("sync"); - return 1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - /* reset to read mode */ - *addr16 = 0xFFFF; - asm("sync"); - break; - case FLASH_CFI_32BIT: - asm("sync"); - last = start = get_timer (0); - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - /* Reset Array */ - *addr = 0xffffffff; - asm("sync"); - /* Clear Status Register */ - *addr = 0x50505050; - asm("sync"); - /* Single Block Erase Command */ - *addr = 0x20202020; - asm("sync"); - /* Confirm */ - *addr = 0xD0D0D0D0; - asm("sync"); - if((info->flash_id & FLASH_TYPEMASK) != FLASH_LH28F016SCT) { - /* Resume Command, as per errata update */ - *addr = 0xD0D0D0D0; - asm("sync"); - } - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - /* wait at least 80us - let's wait 1 ms */ - *addr = 0x70707070; - udelay (1000); - while ((*addr & ready) != ready) { - if((*addr & erase_err_status)==erase_err_status){ - printf("Error in Block Erase - Lock Bit may be set!\n"); - printf("Status Register = 0x%X\n", (uint)*addr); - *addr = 0xFFFFFFFF; /* reset bank */ - asm("sync"); - return 1; - } - if ((now=get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - *addr = 0xFFFFFFFF; /* reset bank */ - asm("sync"); - return 1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - /* reset to read mode */ - *addr = 0xFFFFFFFF; - asm("sync"); - break; - } /* end switch */ - } /* end if */ - } /* end for */ - - printf ("flash erase done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -#define FLASH_BLOCK_SIZE 32 - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data, count, temp; -/* ulong temp[FLASH_BLOCK_SIZE/4];*/ - int i, l, rc; - - count = cnt; - 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; - } - - cp = wp; - /* handle unaligned block bytes , flash block size = 16bytes */ - wp = (cp+FLASH_BLOCK_SIZE-1) & ~(FLASH_BLOCK_SIZE-1); - if ((wp-cp)>=cnt) { - if ((rc = write_block(info,src,cp,wp-cp)) !=0) - return (rc); - src += wp-cp; - cnt -= wp-cp; - } - /* handle aligned block bytes */ - temp = 0; - printf("\n"); - while ( cnt >= FLASH_BLOCK_SIZE) { - if ((rc = write_block(info,src,cp,FLASH_BLOCK_SIZE)) !=0) { - return (rc); - } - src += FLASH_BLOCK_SIZE; - cp += FLASH_BLOCK_SIZE; - cnt -= FLASH_BLOCK_SIZE; - if (((count-cnt)>>10)>temp) { - temp=(count-cnt)>>10; - printf("\r%lu KB",temp); - } - } - printf("\n"); - wp = cp; - /* - * 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)); -} -#undef FLASH_BLOCK_SIZE - -/*----------------------------------------------------------------------- - * Write block to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - * -1 Error - */ -static int write_block(flash_info_t *info, uchar * src, ulong dest, ulong cnt) -{ - vu_short *baddr, *addr = (vu_short *)dest; - ushort data; - ulong start, now, xsr,csr, ready; - int flag; - - if (cnt==0) return 0; - else if(cnt != (cnt& ~1)) return -1; - - /* Check if Flash is (sufficiently) erased */ - data = * src; - data = (data<<8) | *(src+1); - if ((*addr & data) != data) { - return (2); - } - if (big_endian == 1) { - ready = 0x0080; - } - else { - ready = 0x8000; - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - do { - /* Write Command */ - *addr = 0xe8e8; - asm("sync"); - xsr = *addr; - asm("sync"); - } while (!(xsr & ready)); /*wait until read */ - /*write count=BLOCK SIZE -1 */ - data=(cnt>>1)-1; - data=(data<<8)|data; - *addr = data; /* word mode, cnt/2 */ - asm("sync"); - baddr = addr; - while(cnt) { - data = * src++; - data = (data<<8) | *src++; - asm("sync"); - *baddr = data; - asm("sync"); - ++baddr; - cnt = cnt -2; - } - *addr = 0xd0d0; /* confirm write */ - start = get_timer(0); - asm("sync"); - if (flag) - enable_interrupts(); - /* data polling for D7 */ - flag = 0; - while (((csr = *addr) & ready) != ready) { - if ((now=get_timer(start)) > CONFIG_SYS_FLASH_WRITE_TOUT) { - flag = 1; - break; - } - } - if (csr & 0x4040) { - printf ("CSR indicates write error (%04lx) at %08lx\n", - csr, (ulong)addr); - flag = 1; - } - /* Clear Status Registers Command */ - *addr = 0x5050; - asm("sync"); - /* Reset to read array mode */ - *addr = 0xFFFF; - asm("sync"); - return (flag); -} - - -/*----------------------------------------------------------------------- - * Write a short word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_short (flash_info_t *info, ulong dest, ushort data) -{ - vu_short *addr = (vu_short *)dest; - ulong start, now, csr, ready; - int flag; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) { - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Write Command */ - *addr = 0x1010; - start = get_timer (0); - asm("sync"); - /* Write Data */ - *addr = data; - asm("sync"); - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - if (big_endian == 1) { - ready = 0x0080; - } - else { - ready = 0x8000; - } - /* data polling for D7 */ - flag = 0; - while (((csr = *addr) & ready) != ready) { - if ((now=get_timer(start)) > CONFIG_SYS_FLASH_WRITE_TOUT) { - flag = 1; - break; - } - } - if (csr & 0x4040) { - printf ("CSR indicates write error (%04lx) at %08lx\n", - csr, (ulong)addr); - flag = 1; - } - /* Clear Status Registers Command */ - *addr = 0x5050; - asm("sync"); - /* Reset to read array mode */ - *addr = 0xFFFF; - asm("sync"); - return (flag); -} - -/*----------------------------------------------------------------------- - * 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) -{ - vu_long *addr = (vu_long *)dest; - ulong start, csr, ready; - int flag=0; - - switch (info->portwidth) { - case FLASH_CFI_32BIT: - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) { - return (2); - } - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - if (big_endian == 1) { - ready = 0x0080; - } - else { - ready = 0x8000; - } - if ((info->portwidth / info->chipwidth)==2) { - ready += (ready <<16); - } - else { - ready = ready << 16; - } - /* Write Command */ - *addr = 0x10101010; - asm("sync"); - /* Write Data */ - *addr = data; - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - /* data polling for D7 */ - start = get_timer (0); - flag = 0; - while (((csr = *addr) & ready) != ready) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - flag = 1; - break; - } - } - if (csr & 0x40404040) { - printf ("CSR indicates write error (%08lx) at %08lx\n", csr, (ulong)addr); - flag = 1; - } - /* Clear Status Registers Command */ - *addr = 0x50505050; - asm("sync"); - /* Reset to read array mode */ - *addr = 0xFFFFFFFF; - asm("sync"); - break; - case FLASH_CFI_16BIT: - flag = write_short (info, dest, (unsigned short) (data>>16)); - if (flag == 0) - flag = write_short (info, dest+2, (unsigned short) (data)); - break; - } - return (flag); -} - -/*----------------------------------------------------------------------- - * Clear Block Lock Bit, returns: - * 0 - OK - * 1 - Timeout - */ - -static int clear_block_lock_bit(flash_info_t * info, vu_long * addr) -{ - ulong start, now, ready; - - /* Reset Array */ - *addr = 0xffffffff; - asm("sync"); - /* Clear Status Register */ - *addr = 0x50505050; - asm("sync"); - - *addr = 0x60606060; - asm("sync"); - *addr = 0xd0d0d0d0; - asm("sync"); - - - if (big_endian == 1) { - ready = 0x0080; - } - else { - ready = 0x8000; - } - if ((info->portwidth / info->chipwidth)==2) { - ready += (ready <<16); - } - else { - ready = ready << 16; - } -#ifdef DEBUG - printf ("%s: Ready flag is 0x%8lx\n", __FUNCTION__, ready); -#endif - *addr = 0x70707070; /* read status */ - start = get_timer (0); - while((*addr & ready) != ready){ - if ((now=get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout on clearing Block Lock Bit\n"); - *addr = 0xFFFFFFFF; /* reset bank */ - asm("sync"); - return 1; - } - } - return 0; -} - -#endif /* !CONFIG_SYS_NO_FLASH */ diff --git a/board/mpc8540eval/law.c b/board/mpc8540eval/law.c deleted file mode 100644 index 9926d25..0000000 --- a/board/mpc8540eval/law.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. - * - * (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 <common.h> -#include <asm/fsl_law.h> -#include <asm/mmu.h> - -/* LAW(Local Access Window) configuration: - * 0000_0000-0800_0000: DDR(128M) -or- larger - * f000_0000-f3ff_ffff: PCI(256M) - * f400_0000-f7ff_ffff: RapidIO(128M) - * f800_0000-ffff_ffff: localbus(128M) - * f800_0000-fbff_ffff: LBC SDRAM(64M) - * fc00_0000-fdef_ffff: LBC BCSR,RTC,etc(31M) - * fdf0_0000-fdff_ffff: CCSRBAR(1M) - * fe00_0000-ffff_ffff: Flash(32M) - * Note: CCSRBAR and L2-as-SRAM don't need configure Local Access - * Window. - * Note: If flash is 8M at default position(last 8M),no LAW needed. - */ - -struct law_entry law_table[] = { -#ifndef CONFIG_SPD_EEPROM - SET_LAW(CONFIG_SYS_DDR_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_DDR), -#endif - SET_LAW(CONFIG_SYS_PCI_MEM_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_PCI), -#ifndef CONFIG_RAM_AS_FLASH - SET_LAW(CONFIG_SYS_LBC_SDRAM_BASE, LAW_SIZE_128M, LAW_TRGT_IF_LBC), -#endif -}; - -int num_law_entries = ARRAY_SIZE(law_table); diff --git a/board/mpc8540eval/mpc8540eval.c b/board/mpc8540eval/mpc8540eval.c deleted file mode 100644 index 054d644..0000000 --- a/board/mpc8540eval/mpc8540eval.c +++ /dev/null @@ -1,230 +0,0 @@ -/* - * (C) Copyright 2002,2003, Motorola Inc. - * Xianghua Xiao, (X.Xiao@motorola.com) - * - * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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 <netdev.h> -#include <asm/processor.h> -#include <asm/mmu.h> -#include <asm/immap_85xx.h> -#include <asm/fsl_ddr_sdram.h> -#include <spd_sdram.h> - -long int fixed_sdram (void); - -int board_pre_init (void) -{ -#if defined(CONFIG_PCI) - volatile ccsr_pcix_t *pci = (void *)(CONFIG_SYS_MPC85xx_PCIX_ADDR); - - pci->peer &= 0xffffffdf; /* disable master abort */ -#endif - return 0; -} - -int checkboard (void) -{ - sys_info_t sysinfo; - - get_sys_info (&sysinfo); - - printf ("Board: Freescale MPC8540EVAL Board\n"); - printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor[0] / 1000000); - printf ("\tCCB: %lu MHz\n", sysinfo.freqSystemBus / 1000000); - printf ("\tDDR: %lu MHz\n", sysinfo.freqSystemBus / 2000000); - if((CONFIG_SYS_LBC_LCRR & 0x0f) == 2 || (CONFIG_SYS_LBC_LCRR & 0x0f) == 4 \ - || (CONFIG_SYS_LBC_LCRR & 0x0f) == 8) { - printf ("\tLBC: %lu MHz\n", - sysinfo.freqSystemBus / 1000000/(CONFIG_SYS_LBC_LCRR & 0x0f)); - } else { - printf("\tLBC: unknown\n"); - } - printf("L1 D-cache 32KB, L1 I-cache 32KB enabled.\n"); - return (0); -} - -phys_size_t initdram (int board_type) -{ - long dram_size = 0; - -#if !defined(CONFIG_RAM_AS_FLASH) - volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; - sys_info_t sysinfo; - uint temp_lbcdll = 0; -#endif -#if !defined(CONFIG_RAM_AS_FLASH) || defined(CONFIG_DDR_DLL) - volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); -#endif - -#if defined(CONFIG_DDR_DLL) - uint temp_ddrdll = 0; - - /* Work around to stabilize DDR DLL */ - temp_ddrdll = gur->ddrdllcr; - gur->ddrdllcr = ((temp_ddrdll & 0xff) << 16) | 0x80000000; - asm("sync;isync;msync"); -#endif - -#if defined(CONFIG_SPD_EEPROM) - dram_size = fsl_ddr_sdram(); - dram_size = setup_ddr_tlbs(dram_size / 0x100000); - dram_size *= 0x100000; -#else - dram_size = fixed_sdram (); -#endif - -#if defined(CONFIG_SYS_RAMBOOT) - return dram_size; -#endif - -#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus is not emulating flash */ - get_sys_info(&sysinfo); - /* if localbus freq is less than 66MHz,we use bypass mode,otherwise use DLL */ - if(sysinfo.freqSystemBus/(CONFIG_SYS_LBC_LCRR & LCRR_CLKDIV) < 66000000) { - lbc->lcrr = (CONFIG_SYS_LBC_LCRR & 0x0fffffff)| 0x80000000; - } else { - lbc->lcrr = CONFIG_SYS_LBC_LCRR & 0x7fffffff; - udelay(200); - temp_lbcdll = gur->lbcdllcr; - gur->lbcdllcr = ((temp_lbcdll & 0xff) << 16 ) | 0x80000000; - asm("sync;isync;msync"); - } - set_lbc_or(2, CONFIG_SYS_OR2_PRELIM); /* 64MB SDRAM */ - set_lbc_br(2, CONFIG_SYS_BR2_PRELIM); - lbc->lbcr = CONFIG_SYS_LBC_LBCR; - lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_1; - asm("sync"); - * (ulong *)0 = 0x000000ff; - lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_2; - asm("sync"); - * (ulong *)0 = 0x000000ff; - lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_3; - asm("sync"); - * (ulong *)0 = 0x000000ff; - lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_4; - asm("sync"); - * (ulong *)0 = 0x000000ff; - lbc->lsdmr = CONFIG_SYS_LBC_LSDMR_5; - asm("sync"); - lbc->lsrt = CONFIG_SYS_LBC_LSRT; - asm("sync"); - lbc->mrtpr = CONFIG_SYS_LBC_MRTPR; - asm("sync"); -#endif - -#if defined(CONFIG_DDR_ECC) - { - /* Initialize all of memory for ECC, then - * enable errors */ - volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); - - dma_meminit(CONFIG_MEM_INIT_VALUE, dram_size); - - /* Enable errors for ECC */ - ddr->err_disable = 0x00000000; - asm("sync;isync;msync"); - } -#endif - - return dram_size; -} - -#if defined(CONFIG_SYS_DRAM_TEST) -int testdram (void) -{ - uint *pstart = (uint *) CONFIG_SYS_MEMTEST_START; - uint *pend = (uint *) CONFIG_SYS_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 - -#if !defined(CONFIG_SPD_EEPROM) -/************************************************************************* - * fixed sdram init -- doesn't use serial presence detect. - ************************************************************************/ -long int fixed_sdram (void) -{ -#ifndef CONFIG_SYS_RAMBOOT - volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR); - - ddr->cs0_bnds = CONFIG_SYS_DDR_CS0_BNDS; - ddr->cs0_config = CONFIG_SYS_DDR_CS0_CONFIG; - ddr->timing_cfg_1 = CONFIG_SYS_DDR_TIMING_1; - ddr->timing_cfg_2 = CONFIG_SYS_DDR_TIMING_2; - ddr->sdram_mode = CONFIG_SYS_DDR_MODE; - ddr->sdram_interval = CONFIG_SYS_DDR_INTERVAL; -#if defined (CONFIG_DDR_ECC) - ddr->err_disable = 0x0000000D; - ddr->err_sbe = 0x00ff0000; -#endif - asm("sync;isync;msync"); - udelay(500); -#if defined (CONFIG_DDR_ECC) - /* Enable ECC checking */ - ddr->sdram_cfg = (CONFIG_SYS_DDR_CONTROL | 0x20000000); -#else - ddr->sdram_cfg = CONFIG_SYS_DDR_CONTROL; -#endif - asm("sync; isync; msync"); - udelay(500); -#endif - return (CONFIG_SYS_SDRAM_SIZE * 1024 * 1024); -} -#endif /* !defined(CONFIG_SPD_EEPROM) */ - -int board_eth_init(bd_t *bis) -{ - /* - * This board either has PCI NICs or uses the CPU's TSECs - * pci_eth_init() will return 0 if no NICs found, so in that case - * returning -1 will force cpu_eth_init() to be called. - */ - int num = pci_eth_init(bis); - return (num <= 0 ? -1 : num); -} diff --git a/board/mpc8540eval/tlb.c b/board/mpc8540eval/tlb.c deleted file mode 100644 index 06092f8..0000000 --- a/board/mpc8540eval/tlb.c +++ /dev/null @@ -1,78 +0,0 @@ -/* - * Copyright 2008 Freescale Semiconductor, Inc. - * - * (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 <common.h> -#include <asm/mmu.h> - -struct fsl_e_tlb_entry tlb_table[] = { - SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 1, BOOKE_PAGESZ_1M, 1), - - #if defined(CONFIG_SYS_FLASH_PORT_WIDTH_16) - SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 2, BOOKE_PAGESZ_4M, 1), - SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE + 0x400000, CONFIG_SYS_FLASH_BASE + 0x400000, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 3, BOOKE_PAGESZ_4M, 1), - #else - SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 2, BOOKE_PAGESZ_16M, 1), - #endif - - #if !defined(CONFIG_SPD_EEPROM) - SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE, - MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 4, BOOKE_PAGESZ_64M, 1), - - SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x4000000, CONFIG_SYS_DDR_SDRAM_BASE + 0x4000000, - MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 5, BOOKE_PAGESZ_64M, 1), - #endif - - SET_TLB_ENTRY(1, CONFIG_SYS_LBC_SDRAM_BASE, CONFIG_SYS_LBC_SDRAM_BASE, - #if defined(CONFIG_RAM_AS_FLASH) - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - #else - MAS3_SX|MAS3_SW|MAS3_SR, 0, - #endif - 0, 6, BOOKE_PAGESZ_64M, 1), - - SET_TLB_ENTRY(1, CONFIG_SYS_INIT_RAM_ADDR, CONFIG_SYS_INIT_RAM_ADDR, - MAS3_SX|MAS3_SW|MAS3_SR, 0, - 0, 7, BOOKE_PAGESZ_16K, 1), - - SET_TLB_ENTRY(1, CONFIG_SYS_PCI_MEM_PHYS, CONFIG_SYS_PCI_MEM_PHYS, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 8, BOOKE_PAGESZ_256M, 1), - - SET_TLB_ENTRY(1, CONFIG_SYS_BCSR, CONFIG_SYS_BCSR, - MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 9, BOOKE_PAGESZ_16K, 1), -}; - -int num_tlb_entries = ARRAY_SIZE(tlb_table); |