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author | Wolfgang Denk <wd@denx.de> | 2011-09-05 14:37:32 +0200 |
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committer | Wolfgang Denk <wd@denx.de> | 2011-09-07 21:46:40 +0200 |
commit | d1a067a34aadba527bb81771c4159f4eb957fa59 (patch) | |
tree | d1c23679b2cb4e39e3cc8b3bae60352a0f4fca64 /board/lpc2292sodimm/flash.c | |
parent | 3d575739863a723ac3e74d748236d09e8abc0bec (diff) | |
download | u-boot-imx-d1a067a34aadba527bb81771c4159f4eb957fa59.zip u-boot-imx-d1a067a34aadba527bb81771c4159f4eb957fa59.tar.gz u-boot-imx-d1a067a34aadba527bb81771c4159f4eb957fa59.tar.bz2 |
ARM: remove broken "lpc2292sodimm" board.
Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Diffstat (limited to 'board/lpc2292sodimm/flash.c')
-rw-r--r-- | board/lpc2292sodimm/flash.c | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/board/lpc2292sodimm/flash.c b/board/lpc2292sodimm/flash.c deleted file mode 100644 index fd5389f..0000000 --- a/board/lpc2292sodimm/flash.c +++ /dev/null @@ -1,252 +0,0 @@ -/* - * (C) Copyright 2006 Embedded Artists AB <www.embeddedartists.com> - * - * Modified to use the routines in arch/arm/cpu/arm720t/lpc2292/flash.c by - * Gary Jennejohn <garyj@denx,de> - * - * 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/hardware.h> - -#define SST_BASEADDR 0x80000000 -#define SST_ADDR1 ((volatile ushort*)(SST_BASEADDR + (0x5555 << 1))) -#define SST_ADDR2 ((volatile ushort*)(SST_BASEADDR + (0x2AAA << 1))) - - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - -extern int lpc2292_copy_buffer_to_flash(flash_info_t *, ulong); -extern int lpc2292_flash_erase(flash_info_t *, int, int); -extern int lpc2292_write_buff (flash_info_t *, uchar *, ulong, ulong); - -/*----------------------------------------------------------------------- - * - */ -void write_word_sst(ulong addr, ushort data) -{ - ushort tmp; - - *SST_ADDR1 = 0x00AA; - *SST_ADDR2 = 0x0055; - *SST_ADDR1 = 0x00A0; - *((volatile ushort*)addr) = data; - /* do data polling */ - do { - tmp = *((volatile ushort*)addr); - } while (tmp != data); -} - -/*----------------------------------------------------------------------- - */ - -ulong flash_init (void) -{ - int j, k; - ulong size = 0; - ulong flashbase = 0; - - flash_info[0].flash_id = (PHILIPS_LPC2292 & FLASH_VENDMASK); - flash_info[0].size = 0x003E000; /* 256 - 8 KB */ - flash_info[0].sector_count = 17; - memset (flash_info[0].protect, 0, 17); - flashbase = 0x00000000; - for (j = 0, k = 0; j < 8; j++, k++) { - flash_info[0].start[k] = flashbase; - flashbase += 0x00002000; - } - for (j = 0; j < 2; j++, k++) { - flash_info[0].start[k] = flashbase; - flashbase += 0x00010000; - } - for (j = 0; j < 7; j++, k++) { - flash_info[0].start[k] = flashbase; - flashbase += 0x00002000; - } - size += flash_info[0].size; - - flash_info[1].flash_id = (SST_MANUFACT & FLASH_VENDMASK); - flash_info[1].size = 0x00200000; /* 2 MB */ - flash_info[1].sector_count = 512; - memset (flash_info[1].protect, 0, 512); - flashbase = SST_BASEADDR; - for (j=0; j<512; j++) { - flash_info[1].start[j] = flashbase; - flashbase += 0x1000; /* 4 KB sectors */ - } - size += flash_info[1].size; - - /* Protect monitor and environment sectors */ - flash_protect (FLAG_PROTECT_SET, - 0x0, - 0x0 + 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; -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - int i; - int erased = 0; - unsigned long j; - unsigned long count; - unsigned char *p; - - switch (info->flash_id & FLASH_VENDMASK) { - case (SST_MANUFACT & FLASH_VENDMASK): - printf("SST: "); - break; - case (PHILIPS_LPC2292 & FLASH_VENDMASK): - printf("Philips: "); - break; - default: - printf ("Unknown Vendor "); - break; - } - - 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++) { - if ((i % 5) == 0) { - printf ("\n "); - } - if (i < (info->sector_count - 1)) { - count = info->start[i+1] - info->start[i]; - } - else { - count = info->start[0] + info->size - info->start[i]; - } - p = (unsigned char*)(info->start[i]); - erased = 1; - for (j = 0; j < count; j++) { - if (*p != 0xFF) { - erased = 0; - break; - } - p++; - } - printf (" %08lX%s%s", info->start[i], info->protect[i] ? " RO" : " ", - erased ? " E" : " "); - } - printf ("\n"); -} - -int flash_erase_sst (flash_info_t * info, int s_first, int s_last) -{ - int i; - - for (i = s_first; i <= s_last; i++) { - *SST_ADDR1 = 0x00AA; - *SST_ADDR2 = 0x0055; - *SST_ADDR1 = 0x0080; - *SST_ADDR1 = 0x00AA; - *SST_ADDR2 = 0x0055; - *((volatile ushort*)(info->start[i])) = 0x0030; - /* wait for erase to finish */ - udelay(25000); - } - - return ERR_OK; -} - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - switch (info->flash_id & FLASH_VENDMASK) { - case (SST_MANUFACT & FLASH_VENDMASK): - return flash_erase_sst(info, s_first, s_last); - case (PHILIPS_LPC2292 & FLASH_VENDMASK): - return lpc2292_flash_erase(info, s_first, s_last); - default: - return ERR_PROTECTED; - } - return ERR_PROTECTED; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash. - * - * cnt is in bytes - */ - -int write_buff_sst (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ushort tmp; - ulong i; - uchar* src_org; - uchar* dst_org; - ulong cnt_org = cnt; - int ret = ERR_OK; - - src_org = src; - dst_org = (uchar*)addr; - - if (addr & 1) { /* if odd address */ - tmp = *((uchar*)(addr - 1)); /* little endian */ - tmp |= (*src << 8); - write_word_sst(addr - 1, tmp); - addr += 1; - cnt -= 1; - src++; - } - while (cnt > 1) { - tmp = ((*(src+1)) << 8) + (*src); /* little endian */ - write_word_sst(addr, tmp); - addr += 2; - src += 2; - cnt -= 2; - } - if (cnt > 0) { - tmp = (*((uchar*)(addr + 1))) << 8; - tmp |= *src; - write_word_sst(addr, tmp); - } - - for (i = 0; i < cnt_org; i++) { - if (*dst_org != *src_org) { - printf("Write failed. Byte %lX differs\n", i); - ret = ERR_PROG_ERROR; - break; - } - dst_org++; - src_org++; - } - - return ret; -} - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - switch (info->flash_id & FLASH_VENDMASK) { - case (SST_MANUFACT & FLASH_VENDMASK): - return write_buff_sst(info, src, addr, cnt); - case (PHILIPS_LPC2292 & FLASH_VENDMASK): - return lpc2292_write_buff(info, src, addr, cnt); - default: - return ERR_PROG_ERROR; - } - return ERR_PROG_ERROR; -} |