diff options
| -rw-r--r-- | board/pleb2/Makefile | 44 | ||||
| -rw-r--r-- | board/pleb2/flash.c | 814 | ||||
| -rw-r--r-- | board/pleb2/pleb2.c | 71 | ||||
| -rw-r--r-- | boards.cfg | 1 | ||||
| -rw-r--r-- | doc/README.scrapyard | 1 | ||||
| -rw-r--r-- | include/configs/pleb2.h | 266 |
6 files changed, 1 insertions, 1196 deletions
diff --git a/board/pleb2/Makefile b/board/pleb2/Makefile deleted file mode 100644 index bc29610..0000000 --- a/board/pleb2/Makefile +++ /dev/null @@ -1,44 +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 := pleb2.o flash.o - -SRCS := $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(COBJS)) - -$(LIB): $(obj).depend $(OBJS) - $(call cmd_link_o_target, $(OBJS)) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/board/pleb2/flash.c b/board/pleb2/flash.c deleted file mode 100644 index 2406c5f..0000000 --- a/board/pleb2/flash.c +++ /dev/null @@ -1,814 +0,0 @@ -/* - * (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 <mpc8xx.h> -/* environment.h defines the various CONFIG_ENV_... values in terms - * of whichever ones are given in the configuration file. - */ -#include <environment.h> - -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/* NOTE - CONFIG_FLASH_16BIT means the CPU interface is 16-bit, it - * has nothing to do with the flash chip being 8-bit or 16-bit. - */ -#ifdef CONFIG_FLASH_16BIT -typedef unsigned short FLASH_PORT_WIDTH; -typedef volatile unsigned short FLASH_PORT_WIDTHV; - -#define FLASH_ID_MASK 0xFFFF -#else -typedef unsigned long FLASH_PORT_WIDTH; -typedef volatile unsigned long FLASH_PORT_WIDTHV; - -#define FLASH_ID_MASK 0xFFFFFFFF -#endif - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -#define ORMASK(size) ((-size) & OR_AM_MSK) - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (FPWV * addr, flash_info_t * info); -static void flash_reset (flash_info_t * info); -static int write_word_intel (flash_info_t * info, FPWV * dest, FPW data); -static int write_word_amd (flash_info_t * info, FPWV * dest, FPW data); -static void flash_get_offsets (ulong base, flash_info_t * info); - -#ifdef CONFIG_SYS_FLASH_PROTECTION -static void flash_sync_real_protect (flash_info_t * info); -#endif - -/*----------------------------------------------------------------------- - * flash_init() - * - * sets up flash_info and returns size of FLASH (bytes) - */ -unsigned long flash_init (void) -{ - unsigned long size_b; - int i; - - /* Init: no FLASHes known */ - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - size_b = flash_get_size ((FPW *) CONFIG_SYS_FLASH_BASE, &flash_info[0]); - - flash_info[0].size = size_b; - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx\n", - size_b); - } - - /* Do this again (was done already in flast_get_size), just - * in case we move it when remap the FLASH. - */ - flash_get_offsets (CONFIG_SYS_FLASH_BASE, &flash_info[0]); - -#ifdef CONFIG_SYS_FLASH_PROTECTION - /* read the hardware protection status (if any) into the - * protection array in flash_info. - */ - flash_sync_real_protect (&flash_info[0]); -#endif - -#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_ADDR - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1, &flash_info[0]); -#endif - -#ifdef CONFIG_ENV_ADDR_REDUND - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR_REDUND, - CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1, - &flash_info[0]); -#endif - - return (size_b); -} - -/*----------------------------------------------------------------------- - */ -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 void flash_get_offsets (ulong base, flash_info_t * info) -{ - int i; - - /* set up sector start address table */ - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL - && (info->flash_id & FLASH_BTYPE)) { - int bootsect_size; /* number of bytes/boot sector */ - int sect_size; /* number of bytes/regular sector */ - - bootsect_size = 0x00002000 * (sizeof (FPW) / 2); - sect_size = 0x00010000 * (sizeof (FPW) / 2); - - /* set sector offsets for bottom boot block type */ - for (i = 0; i < 8; ++i) { - info->start[i] = base + (i * bootsect_size); - } - for (i = 8; i < info->sector_count; i++) { - info->start[i] = base + ((i - 7) * sect_size); - } - } else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD - && (info->flash_id & FLASH_TYPEMASK) == FLASH_AM640U) { - - int sect_size; /* number of bytes/sector */ - - sect_size = 0x00010000 * (sizeof (FPW) / 2); - - /* set up sector start address table (uniform sector type) */ - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * sect_size); - } else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD - && (info->flash_id & FLASH_TYPEMASK) == FLASH_AM800T) { - - int sect_size; /* number of bytes/sector */ - - sect_size = 0x00010000 * (sizeof (FPW) / 2); - - /* set up sector start address table (top boot sector type) */ - for (i = 0; i < info->sector_count - 3; i++) - info->start[i] = base + (i * sect_size); - i = info->sector_count - 1; - info->start[i--] = - base + (info->size - 0x00004000) * (sizeof (FPW) / 2); - info->start[i--] = - base + (info->size - 0x00006000) * (sizeof (FPW) / 2); - info->start[i--] = - base + (info->size - 0x00008000) * (sizeof (FPW) / 2); - } -} - -/*----------------------------------------------------------------------- - */ - -void flash_print_info (flash_info_t * info) -{ - int i; - uchar *boottype; - uchar *bootletter; - char *fmt; - uchar botbootletter[] = "B"; - uchar topbootletter[] = "T"; - uchar botboottype[] = "bottom boot sector"; - uchar topboottype[] = "top boot sector"; - - 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; - } - - /* check for top or bottom boot, if it applies */ - if (info->flash_id & FLASH_BTYPE) { - boottype = botboottype; - bootletter = botbootletter; - } else { - boottype = topboottype; - bootletter = topbootletter; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM800T: - fmt = "29LV800B%s (8 Mbit, %s)\n"; - break; - case FLASH_AM640U: - fmt = "29LV641D (64 Mbit, uniform sectors)\n"; - break; - case FLASH_28F800C3B: - case FLASH_28F800C3T: - fmt = "28F800C3%s (8 Mbit, %s)\n"; - break; - case FLASH_INTEL800B: - case FLASH_INTEL800T: - fmt = "28F800B3%s (8 Mbit, %s)\n"; - break; - case FLASH_28F160C3B: - case FLASH_28F160C3T: - fmt = "28F160C3%s (16 Mbit, %s)\n"; - break; - case FLASH_INTEL160B: - case FLASH_INTEL160T: - fmt = "28F160B3%s (16 Mbit, %s)\n"; - break; - case FLASH_28F320C3B: - case FLASH_28F320C3T: - fmt = "28F320C3%s (32 Mbit, %s)\n"; - break; - case FLASH_INTEL320B: - case FLASH_INTEL320T: - fmt = "28F320B3%s (32 Mbit, %s)\n"; - break; - case FLASH_28F640C3B: - case FLASH_28F640C3T: - fmt = "28F640C3%s (64 Mbit, %s)\n"; - break; - case FLASH_INTEL640B: - case FLASH_INTEL640T: - fmt = "28F640B3%s (64 Mbit, %s)\n"; - break; - default: - fmt = "Unknown Chip Type\n"; - break; - } - - printf (fmt, bootletter, boottype); - - 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"); -} - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ - -ulong flash_get_size (FPWV * addr, flash_info_t * info) -{ - /* Write auto select command: read Manufacturer ID */ - - /* Write auto select command sequence and test FLASH answer */ - addr[0x0555] = (FPW) 0x00AA00AA; /* for AMD, Intel ignores this */ - addr[0x02AA] = (FPW) 0x00550055; /* for AMD, Intel ignores this */ - addr[0x0555] = (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. - */ - switch (addr[0] & 0xff) { - - case (uchar) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - - case (uchar) INTEL_MANUFACT: - 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 (addr[1]) { - - case (FPW) AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000 * (sizeof (FPW) / 2); - break; /* => 1 or 2 MiB */ - - case (FPW) AMD_ID_LV640U: /* 29LV640 and 29LV641 have same ID */ - info->flash_id += FLASH_AM640U; - info->sector_count = 128; - info->size = 0x00800000 * (sizeof (FPW) / 2); - break; /* => 8 or 16 MB */ - - case (FPW) INTEL_ID_28F800C3B: - info->flash_id += FLASH_28F800C3B; - info->sector_count = 23; - info->size = 0x00100000 * (sizeof (FPW) / 2); - break; /* => 1 or 2 MB */ - - case (FPW) INTEL_ID_28F800B3B: - info->flash_id += FLASH_INTEL800B; - info->sector_count = 23; - info->size = 0x00100000 * (sizeof (FPW) / 2); - break; /* => 1 or 2 MB */ - - case (FPW) INTEL_ID_28F160C3B: - info->flash_id += FLASH_28F160C3B; - info->sector_count = 39; - info->size = 0x00200000 * (sizeof (FPW) / 2); - break; /* => 2 or 4 MB */ - - case (FPW) INTEL_ID_28F160B3B: - info->flash_id += FLASH_INTEL160B; - info->sector_count = 39; - info->size = 0x00200000 * (sizeof (FPW) / 2); - break; /* => 2 or 4 MB */ - - case (FPW) INTEL_ID_28F320C3B: - info->flash_id += FLASH_28F320C3B; - info->sector_count = 71; - info->size = 0x00400000 * (sizeof (FPW) / 2); - break; /* => 4 or 8 MB */ - - case (FPW) INTEL_ID_28F320B3B: - info->flash_id += FLASH_INTEL320B; - info->sector_count = 71; - info->size = 0x00400000 * (sizeof (FPW) / 2); - break; /* => 4 or 8 MB */ - - case (FPW) INTEL_ID_28F640C3B: - info->flash_id += FLASH_28F640C3B; - info->sector_count = 135; - info->size = 0x00800000 * (sizeof (FPW) / 2); - break; /* => 8 or 16 MB */ - - case (FPW) INTEL_ID_28F640B3B: - info->flash_id += FLASH_INTEL640B; - info->sector_count = 135; - info->size = 0x00800000 * (sizeof (FPW) / 2); - break; /* => 8 or 16 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* => no or unknown flash */ - } - - flash_get_offsets ((ulong) addr, info); - - /* Put FLASH back in read mode */ - flash_reset (info); - - return (info->size); -} - -#ifdef CONFIG_SYS_FLASH_PROTECTION -/*----------------------------------------------------------------------- - */ - -static void flash_sync_real_protect (flash_info_t * info) -{ - FPWV *addr = (FPWV *) (info->start[0]); - FPWV *sect; - int i; - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F800C3B: - case FLASH_28F800C3T: - case FLASH_28F160C3B: - case FLASH_28F160C3T: - case FLASH_28F320C3B: - case FLASH_28F320C3T: - case FLASH_28F640C3B: - case FLASH_28F640C3T: - /* check for protected sectors */ - *addr = (FPW) 0x00900090; - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02. - * D0 = 1 for each device if protected. - * If at least one device is protected the sector is marked - * protected, but mixed protected and unprotected devices - * within a sector should never happen. - */ - sect = (FPWV *) (info->start[i]); - info->protect[i] = - (sect[2] & (FPW) (0x00010001)) ? 1 : 0; - } - - /* Put FLASH back in read mode */ - flash_reset (info); - break; - - case FLASH_AM640U: - case FLASH_AM800T: - default: - /* no hardware protect that we support */ - break; - } -} -#endif - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - FPWV *addr; - int flag, prot, sect; - int intel = (info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL; - ulong start, now, last; - 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; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_INTEL800B: - case FLASH_INTEL160B: - case FLASH_INTEL320B: - case FLASH_INTEL640B: - case FLASH_28F800C3B: - case FLASH_28F160C3B: - case FLASH_28F320C3B: - case FLASH_28F640C3B: - case FLASH_AM640U: - case FLASH_AM800T: - break; - case FLASH_UNKNOWN: - default: - 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"); - } - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last && rcode == 0; sect++) { - - if (info->protect[sect] != 0) /* protected, skip it */ - continue; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - start = get_timer(0); - last = 0; - - addr = (FPWV *) (info->start[sect]); - if (intel) { - *addr = (FPW) 0x00500050; /* clear status register */ - *addr = (FPW) 0x00200020; /* erase setup */ - *addr = (FPW) 0x00D000D0; /* erase confirm */ - } else { - /* must be AMD style if not Intel */ - FPWV *base; /* first address in bank */ - - base = (FPWV *) (info->start[0]); - base[0x0555] = (FPW) 0x00AA00AA; /* unlock */ - base[0x02AA] = (FPW) 0x00550055; /* unlock */ - base[0x0555] = (FPW) 0x00800080; /* erase mode */ - base[0x0555] = (FPW) 0x00AA00AA; /* unlock */ - base[0x02AA] = (FPW) 0x00550055; /* unlock */ - *addr = (FPW) 0x00300030; /* erase sector */ - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* wait at least 50us for AMD, 80us for Intel. - * Let's wait 1 ms. - */ - udelay (1000); - - while ((*addr & (FPW) 0x00800080) != (FPW) 0x00800080) { - if ((now = - get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - - if (intel) { - /* suspend erase */ - *addr = (FPW) 0x00B000B0; - } - - flash_reset (info); /* reset to read mode */ - rcode = 1; /* failed */ - break; - } - - /* show that we're waiting */ - if ((now - last) > 1 * CONFIG_SYS_HZ) { /* every second */ - putc ('.'); - last = now; - } - } - - flash_reset (info); /* reset to read mode */ - } - - printf (" done\n"); - return rcode; -} - -/*----------------------------------------------------------------------- - * 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) -{ - FPW data = 0; /* 16 or 32 bit word, matches flash bus width on MPC8XX */ - int bytes; /* number of bytes to program in current word */ - int left; /* number of bytes left to program */ - int i, res; - - for (left = cnt, res = 0; - left > 0 && res == 0; - addr += sizeof (data), left -= sizeof (data) - bytes) { - - bytes = addr & (sizeof (data) - 1); - addr &= ~(sizeof (data) - 1); - - /* combine source and destination data so can program - * an entire word of 16 or 32 bits - */ -#ifdef CONFIG_SYS_LITTLE_ENDIAN - for (i = 0; i < sizeof (data); i++) { - data >>= 8; - if (i < bytes || i - bytes >= left) - data += (*((uchar *) addr + i)) << 24; - else - data += (*src++) << 24; - } -#else - for (i = 0; i < sizeof (data); i++) { - data <<= 8; - if (i < bytes || i - bytes >= left) - data += *((uchar *) addr + i); - else - data += *src++; - } -#endif - - /* write one word to the flash */ - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - res = write_word_amd (info, (FPWV *) addr, data); - break; - case FLASH_MAN_INTEL: - res = write_word_intel (info, (FPWV *) addr, data); - break; - default: - /* unknown flash type, error! */ - printf ("missing or unknown FLASH type\n"); - res = 1; /* not really a timeout, but gives error */ - break; - } - } - - return (res); -} - -/*----------------------------------------------------------------------- - * 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) -{ - int flag; - int res = 0; /* result, assume success */ - FPWV *base; /* first address in flash bank */ - ulong start; - - /* 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[0x0555] = (FPW) 0x00AA00AA; /* unlock */ - base[0x02AA] = (FPW) 0x00550055; /* unlock */ - base[0x0555] = (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 (res == 0 - && (*dest & (FPW) 0x00800080) != (data & (FPW) 0x00800080)) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - *dest = (FPW) 0x00F000F0; /* reset bank */ - res = 1; - } - } - - return (res); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash for Intel 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_intel (flash_info_t * info, FPWV * dest, FPW data) -{ - int flag; - int res = 0; /* result, assume success */ - ulong start; - - /* Check if Flash is (sufficiently) erased */ - if ((*dest & data) != data) { - return (2); - } - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - *dest = (FPW) 0x00500050; /* clear status register */ - *dest = (FPW) 0x00FF00FF; /* make sure in read mode */ - *dest = (FPW) 0x00400040; /* program setup */ - - *dest = data; /* start programming the data */ - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - start = get_timer(0); - - while (res == 0 && (*dest & (FPW) 0x00800080) != (FPW) 0x00800080) { - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - *dest = (FPW) 0x00B000B0; /* Suspend program */ - res = 1; - } - } - - if (res == 0 && (*dest & (FPW) 0x00100010)) - res = 1; /* write failed, time out error is close enough */ - - *dest = (FPW) 0x00500050; /* clear status register */ - *dest = (FPW) 0x00FF00FF; /* make sure in read mode */ - - return (res); -} - -#ifdef CONFIG_SYS_FLASH_PROTECTION -/*----------------------------------------------------------------------- - */ -int flash_real_protect (flash_info_t * info, long sector, int prot) -{ - int rcode = 0; /* assume success */ - FPWV *addr; /* address of sector */ - FPW value; - - addr = (FPWV *) (info->start[sector]); - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F800C3B: - case FLASH_28F800C3T: - case FLASH_28F160C3B: - case FLASH_28F160C3T: - case FLASH_28F320C3B: - case FLASH_28F320C3T: - case FLASH_28F640C3B: - case FLASH_28F640C3T: - flash_reset (info); /* make sure in read mode */ - *addr = (FPW) 0x00600060L; /* lock command setup */ - if (prot) - *addr = (FPW) 0x00010001L; /* lock sector */ - else - *addr = (FPW) 0x00D000D0L; /* unlock sector */ - flash_reset (info); /* reset to read mode */ - - /* now see if it really is locked/unlocked as requested */ - *addr = (FPW) 0x00900090; - /* read sector protection at sector address, (A7 .. A0) = 0x02. - * D0 = 1 for each device if protected. - * If at least one device is protected the sector is marked - * protected, but return failure. Mixed protected and - * unprotected devices within a sector should never happen. - */ - value = addr[2] & (FPW) 0x00010001; - if (value == 0) - info->protect[sector] = 0; - else if (value == (FPW) 0x00010001) - info->protect[sector] = 1; - else { - /* error, mixed protected and unprotected */ - rcode = 1; - info->protect[sector] = 1; - } - if (info->protect[sector] != prot) - rcode = 1; /* failed to protect/unprotect as requested */ - - /* reload all protection bits from hardware for now */ - flash_sync_real_protect (info); - break; - - case FLASH_AM640U: - case FLASH_AM800T: - default: - /* no hardware protect that we support */ - info->protect[sector] = prot; - break; - } - - return rcode; -} -#endif diff --git a/board/pleb2/pleb2.c b/board/pleb2/pleb2.c deleted file mode 100644 index 5a16cc7..0000000 --- a/board/pleb2/pleb2.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * (C) Copyright 2002 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (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 <asm/mach-types.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Miscelaneous platform dependent initialisations - */ - -int board_init (void) -{ - /* We have RAM, disable cache */ - dcache_disable(); - icache_disable(); - - /* arch number of Lubbock-Board */ - gd->bd->bi_arch_number = MACH_TYPE_PLEB2; - - /* adress of boot parameters */ - gd->bd->bi_boot_params = 0xa0000100; - - return 0; -} - -int board_late_init(void) -{ - setenv("stdout", "serial"); - setenv("stderr", "serial"); - return 0; -} - -extern void pxa_dram_init(void); -int dram_init(void) -{ - pxa_dram_init(); - gd->ram_size = PHYS_SDRAM_1_SIZE; - return 0; -} - -void dram_init_banksize(void) -{ - gd->bd->bi_dram[0].start = PHYS_SDRAM_1; - gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; -} @@ -220,7 +220,6 @@ colibri_pxa270 arm pxa lubbock arm pxa palmld arm pxa palmtc arm pxa -pleb2 arm pxa polaris arm pxa trizepsiv - - trizepsiv:POLARIS pxa255_idp arm pxa trizepsiv arm pxa diff --git a/doc/README.scrapyard b/doc/README.scrapyard index 3e7f113..68bbfee 100644 --- a/doc/README.scrapyard +++ b/doc/README.scrapyard @@ -11,6 +11,7 @@ easily if here is something they might want to dig for... Board Arch CPU removed Commit last known maintainer/contact ============================================================================= +pleb2 arm pxa b185a1c 2011-25-11 cradle arm pxa 4e24f8a 2011-25-11 Kyle Harris <kharris@nexus-tech.net> cerf250 arm pxa a3f1241 2011-25-11 Prakash Kumar <prakash@embedx.com> mpq101 powerpc mpc85xx - 2011-10-23 Alex Dubov <oakad@yahoo.com> diff --git a/include/configs/pleb2.h b/include/configs/pleb2.h deleted file mode 100644 index 2aeb7fb..0000000 --- a/include/configs/pleb2.h +++ /dev/null @@ -1,266 +0,0 @@ -/* - * (C) Copyright 2002 - * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * Configuration settings for the PLEB 2 board. - * - * 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 __CONFIG_H -#define __CONFIG_H - -/* - * High Level Configuration Options - * (easy to change) - */ -#define CONFIG_PXA250 1 /* This is an PXA255 CPU */ -#define CONFIG_PLEB2 1 /* on an PLEB2 Board */ -#undef CONFIG_LCD -#undef CONFIG_MMC -#define CONFIG_BOARD_LATE_INIT -#define CONFIG_SYS_TEXT_BASE 0x0 - -#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ - -/* we will never enable dcache, because we have to setup MMU first */ -#define CONFIG_SYS_DCACHE_OFF - -/* - * Size of malloc() pool - */ -#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) - -/* - * Hardware drivers - */ - -/* None - PLEB 2 doesn't have any of this. - #define CONFIG_LAN91C96 - #define CONFIG_LAN91C96_BASE 0x0C000000 - */ - -/* - * select serial console configuration - */ -#define CONFIG_PXA_SERIAL -#define CONFIG_FFUART 1 /* we use FFUART on PLEB 2 */ - -/* allow to overwrite serial and ethaddr */ -#define CONFIG_ENV_OVERWRITE - -#define CONFIG_BAUDRATE 115200 - - -/* - * BOOTP options - */ -#define CONFIG_BOOTP_BOOTFILESIZE -#define CONFIG_BOOTP_BOOTPATH -#define CONFIG_BOOTP_GATEWAY -#define CONFIG_BOOTP_HOSTNAME - - -/* - * Command line configuration. - */ -#include <config_cmd_default.h> - -#undef CONFIG_CMD_NET -#undef CONFIG_CMD_NFS - - -#define CONFIG_BOOTDELAY 3 -#define CONFIG_ETHADDR 08:00:3e:26:0a:5b -#define CONFIG_NETMASK 255.255.0.0 -#define CONFIG_IPADDR 192.168.0.21 -#define CONFIG_SERVERIP 192.168.0.250 -#define CONFIG_BOOTCOMMAND "bootm 40000" -#define CONFIG_BOOTARGS "root=/dev/mtdblock2 prompt_ramdisk=0 load_ramdisk=1 console=ttyS0,115200" - -#define CONFIG_CMDLINE_TAG -#define CONFIG_INITRD_TAG -#define CONFIG_SETUP_MEMORY_TAGS - -#if defined(CONFIG_CMD_KGDB) -#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ -#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ -#endif - -/* - * Miscellaneous configurable options - */ -#define CONFIG_SYS_HUSH_PARSER 1 -#define CONFIG_SYS_PROMPT_HUSH_PS2 "> " - -#define CONFIG_SYS_LONGHELP /* undef to save memory */ -#ifdef CONFIG_SYS_HUSH_PARSER -#define CONFIG_SYS_PROMPT "$ " /* Monitor Command Prompt */ -#else -#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ -#endif -#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ -#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ -#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ -#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ -#define CONFIG_SYS_DEVICE_NULLDEV 1 - -#define CONFIG_SYS_MEMTEST_START 0xa0400000 /* memtest works on */ -#define CONFIG_SYS_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */ - -#define CONFIG_SYS_LOAD_ADDR 0xa2000000 /* default load address */ - -#define CONFIG_SYS_HZ 1000 -#define CONFIG_SYS_CPUSPEED 0x141 /* set core clock to 200/200/100 MHz */ - - /* valid baudrates */ -#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } - -#ifdef CONFIG_MMC -#define CONFIG_PXA_MMC -#define CONFIG_CMD_MMC -#endif - -/* - * Stack sizes - * - * The stack sizes are set up in start.S using the settings below - */ -#define CONFIG_STACKSIZE (128*1024) /* regular stack */ -#ifdef CONFIG_USE_IRQ -#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ -#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ -#endif - -/* - * Physical Memory Map - */ -#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ -#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */ -#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ - -#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ -#define PHYS_FLASH_2 0x04000000 /* Flash Bank #2 */ -#define PHYS_FLASH_SIZE 0x00800000 /* 4 MB */ - -/* Not entirely sure about this - DS/CHC */ -#define PHYS_FLASH_BANK_SIZE 0x02000000 /* 32 MB Banks */ -#define PHYS_FLASH_SECT_SIZE 0x00010000 /* 64 KB sectors (x2) */ - -#define CONFIG_SYS_DRAM_BASE PHYS_SDRAM_1 -#define CONFIG_SYS_DRAM_SIZE PHYS_SDRAM_1_SIZE - -#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 -#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE - -#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 -#define CONFIG_SYS_INIT_SP_ADDR (GENERATED_GBL_DATA_SIZE + PHYS_SDRAM_1) - -/* - * GPIO settings - */ -#define CONFIG_SYS_GPSR0_VAL 0x00000000 /* Don't set anything */ -#define CONFIG_SYS_GPSR1_VAL 0x00000080 -#define CONFIG_SYS_GPSR2_VAL 0x00000000 - -#define CONFIG_SYS_GPCR0_VAL 0x00000000 /* Don't clear anything */ -#define CONFIG_SYS_GPCR1_VAL 0x00000000 -#define CONFIG_SYS_GPCR2_VAL 0x00000000 - -#define CONFIG_SYS_GPDR0_VAL 0x00000000 -#define CONFIG_SYS_GPDR1_VAL 0x000007C3 -#define CONFIG_SYS_GPDR2_VAL 0x00000000 - -/* Edge detect registers (these are set by the kernel) */ -#define CONFIG_SYS_GRER0_VAL 0x00000000 -#define CONFIG_SYS_GRER1_VAL 0x00000000 -#define CONFIG_SYS_GRER2_VAL 0x00000000 -#define CONFIG_SYS_GFER0_VAL 0x00000000 -#define CONFIG_SYS_GFER1_VAL 0x00000000 -#define CONFIG_SYS_GFER2_VAL 0x00000000 - -#define CONFIG_SYS_GAFR0_L_VAL 0x00000000 -#define CONFIG_SYS_GAFR0_U_VAL 0x00000000 -#define CONFIG_SYS_GAFR1_L_VAL 0x00008010 /* Use FF UART Send and Receive */ -#define CONFIG_SYS_GAFR1_U_VAL 0x00000000 -#define CONFIG_SYS_GAFR2_L_VAL 0x00000000 -#define CONFIG_SYS_GAFR2_U_VAL 0x00000000 - -#define CONFIG_SYS_PSSR_VAL 0x20 -#define CONFIG_SYS_CCCR 0x00000141 /* 100 MHz memory, 200 MHz CPU */ -#define CONFIG_SYS_CKEN 0x00000060 /* FFUART and STUART enabled */ -#define CONFIG_SYS_ICMR 0x00000000 /* No interrupts enabled */ - -/* - * Memory settings - */ -#define CONFIG_SYS_MSC0_VAL 0x00007FF0 /* Not properly calculated - FIXME (DS) */ -#define CONFIG_SYS_MSC1_VAL 0x00000000 -#define CONFIG_SYS_MSC2_VAL 0x00000000 - -#define CONFIG_SYS_MDCNFG_VAL 0x00000aC9 /* Memory timings for the SDRAM. - tRP=2, CL=2, tRCD=2, tRAS=5, tRC=8 */ - -#define CONFIG_SYS_MDREFR_VAL 0x00403018 /* Initial setting, individual */ - /* bits set in lowlevel_init.S */ -#define CONFIG_SYS_MDMRS_VAL 0x00000000 - -#define CONFIG_SYS_FLYCNFG_VAL 0x00000000 -#define CONFIG_SYS_SXCNFG_VAL 0x00000000 - -/* - * PCMCIA and CF Interfaces - */ -#define CONFIG_SYS_MECR_VAL 0x00000000 /* Hangover from Lubbock. - Needs calculating. (DS/CHC) */ -#define CONFIG_SYS_MCMEM0_VAL 0x00010504 -#define CONFIG_SYS_MCMEM1_VAL 0x00010504 -#define CONFIG_SYS_MCATT0_VAL 0x00010504 -#define CONFIG_SYS_MCATT1_VAL 0x00010504 -#define CONFIG_SYS_MCIO0_VAL 0x00004715 -#define CONFIG_SYS_MCIO1_VAL 0x00004715 - -/* - * FLASH and environment organization - */ -#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ -#define CONFIG_SYS_MAX_FLASH_SECT 64 /* max number of sectors on one chip */ - -/* timeout values are in ticks */ -/* FIXME */ -#define CONFIG_SYS_FLASH_ERASE_TOUT (25*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ -#define CONFIG_SYS_FLASH_WRITE_TOUT (25*CONFIG_SYS_HZ) /* Timeout for Flash Write */ - -/* Flash protection */ -#define CONFIG_SYS_FLASH_PROTECTION 1 - -/* FIXME */ -#define CONFIG_ENV_IS_IN_FLASH 1 -#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x3C000) /* Addr of Environment Sector */ -#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment */ -#define CONFIG_ENV_SECT_SIZE 0x20000 - -/* Option added to get around byte ordering issues in the flash driver */ -#define CONFIG_SYS_LITTLE_ENDIAN 1 - -#endif /* __CONFIG_H */ |