Convert mcc200 to use common CFI flash driver
Patch by Stefan Roese, 28 Feb 2006
diff --git a/board/mcc200/Makefile b/board/mcc200/Makefile
index 162734b..7fdc088 100644
--- a/board/mcc200/Makefile
+++ b/board/mcc200/Makefile
@@ -25,7 +25,7 @@
LIB = lib$(BOARD).a
-OBJS := $(BOARD).o flash.o
+OBJS := $(BOARD).o
$(LIB): $(OBJS) $(SOBJS)
$(AR) crv $@ $(OBJS)
diff --git a/board/mcc200/flash.c b/board/mcc200/flash.c
deleted file mode 100644
index 8e1757a..0000000
--- a/board/mcc200/flash.c
+++ /dev/null
@@ -1,738 +0,0 @@
-/*
- * (C) Copyright 2001
- * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
- *
- * (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 <common.h>
-#include <linux/byteorder/swab.h>
-#include <flash.h>
-
-//###CHD: gehört wieder raus ist vom PXA271 file!
-#define FLASH_28F256L18T 0x00B0 /* Intel 28F256L18T ( 32M = 128K x 255 + 32k x 4) */
-#define FLASH_28F256L18B 0x00B1 /* Intel 28F256L18B ( 32M = 32k x 4 + 128K x 255) */
-#define FLASH_28F256P30B 0x001C /* Intel 28F256P30B ( 32M = 32k x 4 + 128K x 255) */
-#define FLASH_28F256P30T 0x0019 /* Intel 28F256P30T ( 128K x 255 + 32M = 32k x 4 + */
-
-#define INTEL_ID_28F016S 0x66a066a0 /* 28F016S[VS] ID (16M = 512k x 16) */
-#define INTEL_ID_28F800B3T 0x88928892 /* 8M = 512K x 16 top boot sector */
-#define INTEL_ID_28F800B3B 0x88938893 /* 8M = 512K x 16 bottom boot sector */
-#define INTEL_ID_28F160B3T 0x88908890 /* 16M = 1M x 16 top boot sector */
-#define INTEL_ID_28F160B3B 0x88918891 /* 16M = 1M x 16 bottom boot sector */
-#define INTEL_ID_28F320B3T 0x88968896 /* 32M = 2M x 16 top boot sector */
-#define INTEL_ID_28F320B3B 0x88978897 /* 32M = 2M x 16 bottom boot sector */
-#define INTEL_ID_28F640B3T 0x88988898 /* 64M = 4M x 16 top boot sector */
-#define INTEL_ID_28F640B3B 0x88998899 /* 64M = 4M x 16 bottom boot sector */
-#define INTEL_ID_28F160F3B 0x88F488F4 /* 16M = 1M x 16 bottom boot sector */
-
-#define INTEL_ID_28F800C3T 0x88C088C0 /* 8M = 512K x 16 top boot sector */
-#define INTEL_ID_28F800C3B 0x88C188C1 /* 8M = 512K x 16 bottom boot sector */
-#define INTEL_ID_28F160C3T 0x88C288C2 /* 16M = 1M x 16 top boot sector */
-#define INTEL_ID_28F160C3B 0x88C388C3 /* 16M = 1M x 16 bottom boot sector */
-#define INTEL_ID_28F320C3T 0x88C488C4 /* 32M = 2M x 16 top boot sector */
-#define INTEL_ID_28F320C3B 0x88C588C5 /* 32M = 2M x 16 bottom boot sector */
-#define INTEL_ID_28F640C3T 0x88CC88CC /* 64M = 4M x 16 top boot sector */
-#define INTEL_ID_28F640C3B 0x88CD88CD /* 64M = 4M x 16 bottom boot sector */
-
-#define INTEL_ID_28F128J3 0x89188918 /* 16M = 8M x 16 x 128 */
-#define INTEL_ID_28F320J5 0x00140014 /* 32M = 128K x 32 */
-#define INTEL_ID_28F640J5 0x00150015 /* 64M = 128K x 64 */
-#define INTEL_ID_28F320J3A 0x00160016 /* 32M = 128K x 32 */
-#define INTEL_ID_28F640J3A 0x00170017 /* 64M = 128K x 64 */
-#define INTEL_ID_28F256L18 0x88108810 /* 32M = 128K x 255 */
-#define INTEL_ID_28F128J3A 0x00180018 /* 128M = 128K x 128 */
-#define INTEL_ID_28F256L18T 0x880D880D /* 256M = 128K x 255 + 32k x 4 */
-#define INTEL_ID_28F256L18B 0x88108810 /* 256M = 32k x 4 + 128K x 255 */
-#define INTEL_ID_28F256P30B 0x891C891C /* 256M = 32k x 4 + 128K x 255 */
-#define INTEL_ID_28F256P30T 0x89198919 /* 256M = 128K x 255 + 32k x 4 */
-#define INTEL_ID_28F64K3 0x88018801 /* 64M = 32K x 255 + 32k x 4 */
-#define INTEL_ID_28F128K3 0x88028802 /* 128M = 64K x 255 + 32k x 4 */
-#define INTEL_ID_28F256K3 0x88038803 /* 256M = 128K x 255 + 32k x 4 */
-
-#define INTEL_ID_28F160S3 0x00D000D0 /* 16M = 512K x 32 (64kB x 32) */
-#define INTEL_ID_28F320S3 0x00D400D4 /* 32M = 512K x 64 (64kB x 64) */
-
-
-flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
-
-/* Board support for 1 or 2 flash devices */
-#define FLASH_PORT_WIDTH32
-#undef FLASH_PORT_WIDTH16
-
-#ifdef FLASH_PORT_WIDTH16
-#define FLASH_PORT_WIDTH ushort
-#define FLASH_PORT_WIDTHV vu_short
-#define SWAP(x) (x)
-#else
-#define FLASH_PORT_WIDTH ulong
-#define FLASH_PORT_WIDTHV vu_long
-#define SWAP(x) (x)
-#endif
-
-/* Intel-compatible flash ID */
-#define INTEL_COMPAT 0x00890089
-#define INTEL_ALT 0x00B000B0
-
-
-
-/* Intel-compatible flash commands */
-#define INTEL_PROGRAM 0x00100010
-#define INTEL_ERASE 0x00200020
-#define INTEL_CLEAR 0x00500050
-#define INTEL_LOCKBIT 0x00600060
-#define INTEL_PROTECT 0x00010001
-#define INTEL_STATUS 0x00700070
-#define INTEL_READID 0x00900090
-#define INTEL_CONFIRM 0x00D000D0
-#define INTEL_RESET 0xFFFFFFFF
-
-/* Intel-compatible flash status bits */
-#define INTEL_FINISHED 0x00800080
-#define INTEL_OK 0x00800080
-
-#define FPW FLASH_PORT_WIDTH
-#define FPWV FLASH_PORT_WIDTHV
-
-#define mb() __asm__ __volatile__ ("" : : : "memory")
-
-///###CHD: auch wieder raus! + switch anweisung für den P30iger!
-/* Flash Organization Structure */
-typedef struct OrgDef {
- unsigned int sector_number;
- unsigned int sector_size;
-} OrgDef;
-
-/* Flash Organizations */
-OrgDef OrgIntel_28F256L18B[] = {
- {4, 0x8000}, /* 4 * 32kBytes sectors */
- {255, 0x20000}, /* 255 * 128kBytes sectors */
-};
-
-OrgDef OrgIntel_28F256L18T[] = {
- {255, 0x20000}, /* 255 * 128kBytes sectors */
- {4, 0x8000} /* 4 * 32kBytes sectors */
-};
-
-OrgDef OrgIntel_28F128J3A[] = {
- {128, 0x20000}, /* 128 * 128kBytes sectors */
-};
-static unsigned int OrgSectTypeNum_28F256L18 = 2;
-static unsigned int OrgSectTypeNum_28F256J3 = 1;
-
-/*-----------------------------------------------------------------------
- * 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);
-static void flash_sync_real_protect (flash_info_t * info);
-static unsigned char intel_sector_protected (flash_info_t *info, ushort sector);
-
-/*-----------------------------------------------------------------------
- */
-
-unsigned long flash_init (void)
-{
- int i;
- ulong size = 0;
- extern void flash_preinit(void);
- extern void flash_afterinit(ulong, ulong);
- ulong flashbase = CFG_FLASH_BASE;
-
- flash_preinit();
-
- for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
- switch (i) {
- case 0:
- memset(&flash_info[i], 0, sizeof(flash_info_t));
- flash_get_size ((FPW *) flashbase, &flash_info[i]);
- flash_get_offsets (flash_info[i].start[0], &flash_info[i]);
- break;
- default:
- panic ("configured to many flash banks!\n");
- break;
- }
- size += flash_info[i].size;
-
- /* get the h/w and s/w protection status in sync */
- flash_sync_real_protect(&flash_info[i]);
- }
-
- /* Protect monitor and environment sectors
- */
-#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
-#ifndef CONFIG_BOOT_ROM
- flash_protect ( FLAG_PROTECT_SET,
- CFG_MONITOR_BASE,
- CFG_MONITOR_BASE + monitor_flash_len - 1,
- &flash_info[0] );
-#endif
-#endif
-
-#ifdef CFG_ENV_IS_IN_FLASH
- flash_protect ( FLAG_PROTECT_SET,
- CFG_ENV_ADDR,
- CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
-#endif
-
- flash_afterinit(flash_info[0].start[0], flash_info[0].size);
-
- 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);
- }
- }
-}
-
-/*-----------------------------------------------------------------------
- */
-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;
-
- case FLASH_28F640J3A:
- printf ("28F640J3A\n");
- break;
-
- case FLASH_28F320J3A:
- printf ("28F320J3A\n");
- break;
-
- case FLASH_28F256P30T:
- printf ("FLASH_28F256P30T\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 ();
- udelay(100);
-
- 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;
- info->start[0] = CFG_FLASH_BASE;
- break; /* => 32 MB */
-
- case (FPW) INTEL_ID_28F640J3A:
- info->flash_id += FLASH_28F640J3A;
- info->sector_count = 64;
- info->size = 0x01000000;
- info->start[0] = CFG_FLASH_BASE + 0x01000000;
- break; /* => 16 MB */
-
- case (FPW) (INTEL_ID_28F256P30T):
- info->flash_id += FLASH_28F256L18B;
- info->sector_count = 128;//falsch!!!
- info->size = 0x02000000;
- info->start[0] = CFG_FLASH_BASE;
- debug ("Intel StrataFlash 28F256P30T device initialized\n");
- break; /* => 32 MB */
-
- case (FPW) INTEL_ID_28F320J3A:
- info->flash_id += FLASH_28F320J3A;
- info->sector_count = 32;
- info->size = 0x800000;
- info->start[0] = CFG_FLASH_BASE + 0x01800000;
- break; /* => 8 MB */
-
- default:
- info->flash_id = FLASH_UNKNOWN;
- break;
- }
-
- if (info->sector_count > CFG_MAX_FLASH_SECT) {
- printf ("** ERROR: sector count %d > max (%d) **\n",
- info->sector_count, CFG_MAX_FLASH_SECT);
- info->sector_count = CFG_MAX_FLASH_SECT;
- }
-
- addr[0] = (FPW) 0x00FF00FF; /* restore read mode */
-
- return (info->size);
-}
-
-
-/*
- * This function gets the u-boot flash sector protection status
- * (flash_info_t.protect[]) in sync with the sector protection
- * status stored in hardware.
- */
-static void flash_sync_real_protect (flash_info_t * info)
-{
- int i;
-
- switch (info->flash_id & FLASH_TYPEMASK) {
-
- case FLASH_28F128J3A:
- case FLASH_28F640J3A:
- case FLASH_28F320J3A:
- for (i = 0; i < info->sector_count; ++i) {
- info->protect[i] = intel_sector_protected(info, i);
- }
- break;
- default:
- /* no h/w protect support */
- break;
- }
-}
-
-
-/*
- * checks if "sector" in bank "info" is protected. Should work on intel
- * strata flash chips 28FxxxJ3x in 8-bit mode.
- * Returns 1 if sector is protected (or timed-out while trying to read
- * protection status), 0 if it is not.
- */
-static unsigned char intel_sector_protected (flash_info_t *info, ushort sector)
-{
- FPWV *addr;
- FPWV *lock_conf_addr;
- ulong start;
- unsigned char ret;
-
- /*
- * first, wait for the WSM to be finished. The rationale for
- * waiting for the WSM to become idle for at most
- * CFG_FLASH_ERASE_TOUT is as follows. The WSM can be busy
- * because of: (1) erase, (2) program or (3) lock bit
- * configuration. So we just wait for the longest timeout of
- * the (1)-(3), i.e. the erase timeout.
- */
-
- /* wait at least 35ns (W12) before issuing Read Status Register */
- udelay(1);
- addr = (FPWV *) info->start[sector];
- *addr = (FPW) INTEL_STATUS;
-
- start = get_timer (0);
- while ((*addr & (FPW) INTEL_FINISHED) != (FPW) INTEL_FINISHED) {
- if (get_timer (start) > CFG_FLASH_ERASE_TOUT) {
- *addr = (FPW) INTEL_RESET; /* restore read mode */
- printf("WSM busy too long, can't get prot status\n");
- return 1;
- }
- }
-
- /* issue the Read Identifier Codes command */
- *addr = (FPW) INTEL_READID;
-
- /* wait at least 35ns (W12) before reading */
- udelay(1);
-
- /* Intel example code uses offset of 2 for 16 bit flash */
- lock_conf_addr = (FPWV *) info->start[sector] + 2;
- ret = (*lock_conf_addr & (FPW) INTEL_PROTECT) ? 1 : 0;
-
- /* put flash back in read mode */
- *addr = (FPW) INTEL_RESET;
-
- return ret;
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase (flash_info_t *info, int s_first, int s_last)
-{
- int flag, prot, sect;
- ulong type, start, 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;
- }
-
- 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");
- }
-
- start = get_timer (0);
- last = start;
-
- /* 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) > CFG_FLASH_ERASE_TOUT) {
- printf ("Timeout\n");
- *addr = (FPW) 0x00B000B0; /* suspend erase */
- *addr = (FPW) 0x00FF00FF; /* reset to read mode */
- rcode = 1;
- break;
- }
- }
-
- *addr = 0x00500050; /* clear status register cmd. */
- *addr = 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;
- ulong start;
- int flag;
-
- /* Check if Flash is (sufficiently) erased */
- if ((*addr & data) != data) {
- printf ("not erased at %08lx (%lx)\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 (get_timer(start) > CFG_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;
-}
-
-/*-----------------------------------------------------------------------
- * Set/Clear sector's lock bit, returns:
- * 0 - OK
- * 1 - Error (timeout, voltage problems, etc.)
- */
-int flash_real_protect (flash_info_t *info, long sector, int prot)
-{
- ulong start;
- int i;
- int rc = 0;
- vu_long *addr = (vu_long *)(info->start[sector]);
- int flag = disable_interrupts();
-
- *addr = INTEL_CLEAR; /* Clear status register */
- if (prot) { /* Set sector lock bit */
- *addr = INTEL_LOCKBIT; /* Sector lock bit */
- *addr = INTEL_PROTECT; /* set */
- }
- else { /* Clear sector lock bit */
- *addr = INTEL_LOCKBIT; /* All sectors lock bits */
- *addr = INTEL_CONFIRM; /* clear */
- }
-
- start = get_timer(0);
-
- while ((*addr & INTEL_FINISHED) != INTEL_FINISHED) {
- if (get_timer(start) > CFG_FLASH_UNLOCK_TOUT) {
- printf("Flash lock bit operation timed out\n");
- rc = 1;
- break;
- }
- }
-
- if (*addr != INTEL_OK) {
- printf("Flash lock bit operation failed at %08X, CSR=%08X\n",
- (uint)addr, (uint)*addr);
- rc = 1;
- }
-
- if (!rc)
- info->protect[sector] = prot;
-
- /*
- * Clear lock bit command clears all sectors lock bits, so
- * we have to restore lock bits of protected sectors.
- * WARNING: code below re-locks sectors only for one bank (info).
- * This causes problems on boards where several banks share
- * the same chip, as sectors in othere banks will be unlocked
- * but not re-locked. It works fine on pm520 though, as there
- * is only one chip and one bank.
- */
- if (!prot)
- {
- for (i = 0; i < info->sector_count; i++)
- {
- if (info->protect[i])
- {
- start = get_timer(0);
- addr = (vu_long *)(info->start[i]);
- *addr = INTEL_LOCKBIT; /* Sector lock bit */
- *addr = INTEL_PROTECT; /* set */
- while ((*addr & INTEL_FINISHED) != INTEL_FINISHED)
- {
- if (get_timer(start) > CFG_FLASH_UNLOCK_TOUT)
- {
- printf("Flash lock bit operation timed out\n");
- rc = 1;
- break;
- }
- }
- }
- }
- /*
- * get the s/w sector protection status in sync with the h/w,
- * in case something went wrong during the re-locking.
- */
- flash_sync_real_protect(info); /* resets flash to read mode */
- }
-
- if (flag)
- enable_interrupts();
-
- *addr = INTEL_RESET; /* Reset to read array mode */
-
- return rc;
-}
diff --git a/board/mcc200/flash.h b/board/mcc200/flash.h
deleted file mode 100644
index 9dc5d04..0000000
--- a/board/mcc200/flash.h
+++ /dev/null
@@ -1,437 +0,0 @@
-/*
- * (C) Copyright 2000-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-8 * MA 02111-1307 USA
- */
-
-#ifndef _FLASH_H_
-#define _FLASH_H_
-
-#ifndef CFG_NO_FLASH
-/*-----------------------------------------------------------------------
- * FLASH Info: contains chip specific data, per FLASH bank
- */
-
-typedef struct {
- ulong size; /* total bank size in bytes */
- ushort sector_count; /* number of erase units */
- ulong flash_id; /* combined device & manufacturer code */
- ulong start[CFG_MAX_FLASH_SECT]; /* physical sector start addresses */
- uchar protect[CFG_MAX_FLASH_SECT]; /* sector protection status */
-#ifdef CFG_FLASH_CFI
- uchar portwidth; /* the width of the port */
- uchar chipwidth; /* the width of the chip */
- ushort buffer_size; /* # of bytes in write buffer */
- ulong erase_blk_tout; /* maximum block erase timeout */
- ulong write_tout; /* maximum write timeout */
- ulong buffer_write_tout; /* maximum buffer write timeout */
- ushort vendor; /* the primary vendor id */
- ushort cmd_reset; /* Vendor specific reset command */
- ushort interface; /* used for x8/x16 adjustments */
-#endif
-} flash_info_t;
-
-/*
- * Values for the width of the port
- */
-#define FLASH_CFI_8BIT 0x01
-#define FLASH_CFI_16BIT 0x02
-#define FLASH_CFI_32BIT 0x04
-#define FLASH_CFI_64BIT 0x08
-/*
- * Values for the width of the chip
- */
-#define FLASH_CFI_BY8 0x01
-#define FLASH_CFI_BY16 0x02
-#define FLASH_CFI_BY32 0x04
-#define FLASH_CFI_BY64 0x08
-/* convert between bit value and numeric value */
-#define CFI_FLASH_SHIFT_WIDTH 3
-/*
- * Values for the flash device interface
- */
-#define FLASH_CFI_X8 0x00
-#define FLASH_CFI_X16 0x01
-#define FLASH_CFI_X8X16 0x02
-
-/* convert between bit value and numeric value */
-#define CFI_FLASH_SHIFT_WIDTH 3
-/* Prototypes */
-
-extern unsigned long flash_init (void);
-extern void flash_print_info (flash_info_t *);
-extern int flash_erase (flash_info_t *, int, int);
-extern int flash_sect_erase (ulong addr_first, ulong addr_last);
-extern int flash_sect_protect (int flag, ulong addr_first, ulong addr_last);
-
-/* common/flash.c */
-extern void flash_protect (int flag, ulong from, ulong to, flash_info_t *info);
-extern int flash_write (uchar *, ulong, ulong);
-extern flash_info_t *addr2info (ulong);
-extern int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt);
-
-/* board/?/flash.c */
-#if defined(CFG_FLASH_PROTECTION)
-extern int flash_real_protect(flash_info_t *info, long sector, int prot);
-extern void flash_read_user_serial(flash_info_t * info, void * buffer, int offset, int len);
-extern void flash_read_factory_serial(flash_info_t * info, void * buffer, int offset, int len);
-#endif /* CFG_FLASH_PROTECTION */
-
-/*-----------------------------------------------------------------------
- * return codes from flash_write():
- */
-#define ERR_OK 0
-#define ERR_TIMOUT 1
-#define ERR_NOT_ERASED 2
-#define ERR_PROTECTED 4
-#define ERR_INVAL 8
-#define ERR_ALIGN 16
-#define ERR_UNKNOWN_FLASH_VENDOR 32
-#define ERR_UNKNOWN_FLASH_TYPE 64
-#define ERR_PROG_ERROR 128
-
-/*-----------------------------------------------------------------------
- * Protection Flags for flash_protect():
- */
-#define FLAG_PROTECT_SET 0x01
-#define FLAG_PROTECT_CLEAR 0x02
-
-/*-----------------------------------------------------------------------
- * Device IDs
- */
-
-#define AMD_MANUFACT 0x00010001 /* AMD manuf. ID in D23..D16, D7..D0 */
-#define FUJ_MANUFACT 0x00040004 /* FUJITSU manuf. ID in D23..D16, D7..D0 */
-#define ATM_MANUFACT 0x001F001F /* ATMEL */
-#define STM_MANUFACT 0x00200020 /* STM (Thomson) manuf. ID in D23.. -"- */
-#define SST_MANUFACT 0x00BF00BF /* SST manuf. ID in D23..D16, D7..D0 */
-#define MT_MANUFACT 0x00890089 /* MT manuf. ID in D23..D16, D7..D0 */
-#define INTEL_MANUFACT 0x00890089 /* INTEL manuf. ID in D23..D16, D7..D0 */
-#define INTEL_ALT_MANU 0x00B000B0 /* alternate INTEL namufacturer ID */
-#define MX_MANUFACT 0x00C200C2 /* MXIC manuf. ID in D23..D16, D7..D0 */
-#define TOSH_MANUFACT 0x00980098 /* TOSHIBA manuf. ID in D23..D16, D7..D0 */
-#define MT2_MANUFACT 0x002C002C /* alternate MICRON manufacturer ID*/
-#define EXCEL_MANUFACT 0x004A004A /* Excel Semiconductor */
-
- /* Micron Technologies (INTEL compat.) */
-#define MT_ID_28F400_T 0x44704470 /* 28F400B3 ID ( 4 M, top boot sector) */
-#define MT_ID_28F400_B 0x44714471 /* 28F400B3 ID ( 4 M, bottom boot sect) */
-
-#define AMD_ID_LV040B 0x4F /* 29LV040B ID */
- /* 4 Mbit, 512K x 8, */
- /* 8 64K x 8 uniform sectors */
-
-#define AMD_ID_F040B 0xA4 /* 29F040B ID */
- /* 4 Mbit, 512K x 8, */
- /* 8 64K x 8 uniform sectors */
-#define STM_ID_M29W040B 0xE3 /* M29W040B ID */
- /* 4 Mbit, 512K x 8, */
- /* 8 64K x 8 uniform sectors */
-#define AMD_ID_F080B 0xD5 /* 29F080 ID ( 1 M) */
- /* 8 Mbit, 512K x 16, */
- /* 8 64K x 16 uniform sectors */
-#define AMD_ID_F016D 0xAD /* 29F016 ID ( 2 M x 8) */
-#define AMD_ID_F032B 0x41 /* 29F032 ID ( 4 M x 8) */
-#define AMD_ID_LV116DT 0xC7 /* 29LV116DT ( 2 M x 8, top boot sect) */
-#define AMD_ID_LV116DB 0x4C /* 29LV116DB ( 2 M x 8, bottom boot sect) */
-#define AMD_ID_LV016B 0xc8 /* 29LV016 ID ( 2 M x 8) */
-
-#define AMD_ID_PL160CB 0x22452245 /* 29PL160CB ID (16 M, bottom boot sect */
-
-#define AMD_ID_LV400T 0x22B922B9 /* 29LV400T ID ( 4 M, top boot sector) */
-#define AMD_ID_LV400B 0x22BA22BA /* 29LV400B ID ( 4 M, bottom boot sect) */
-
-#define AMD_ID_LV033C 0xA3 /* 29LV033C ID ( 4 M x 8) */
-#define AMD_ID_LV065D 0x93 /* 29LV065D ID ( 8 M x 8) */
-
-#define AMD_ID_LV800T 0x22DA22DA /* 29LV800T ID ( 8 M, top boot sector) */
-#define AMD_ID_LV800B 0x225B225B /* 29LV800B ID ( 8 M, bottom boot sect) */
-
-#define AMD_ID_LV160T 0x22C422C4 /* 29LV160T ID (16 M, top boot sector) */
-#define AMD_ID_LV160B 0x22492249 /* 29LV160B ID (16 M, bottom boot sect) */
-
-#define AMD_ID_DL163T 0x22282228 /* 29DL163T ID (16 M, top boot sector) */
-#define AMD_ID_DL163B 0x222B222B /* 29DL163B ID (16 M, bottom boot sect) */
-
-#define AMD_ID_LV320T 0x22F622F6 /* 29LV320T ID (32 M, top boot sector) */
-#define MX_ID_LV320T 0x22A722A7 /* 29LV320T by Macronix, AMD compatible */
-#define AMD_ID_LV320B 0x22F922F9 /* 29LV320B ID (32 M, bottom boot sect) */
-#define MX_ID_LV320B 0x22A822A8 /* 29LV320B by Macronix, AMD compatible */
-
-#define AMD_ID_DL322T 0x22552255 /* 29DL322T ID (32 M, top boot sector) */
-#define AMD_ID_DL322B 0x22562256 /* 29DL322B ID (32 M, bottom boot sect) */
-#define AMD_ID_DL323T 0x22502250 /* 29DL323T ID (32 M, top boot sector) */
-#define AMD_ID_DL323B 0x22532253 /* 29DL323B ID (32 M, bottom boot sect) */
-#define AMD_ID_DL324T 0x225C225C /* 29DL324T ID (32 M, top boot sector) */
-#define AMD_ID_DL324B 0x225F225F /* 29DL324B ID (32 M, bottom boot sect) */
-
-#define AMD_ID_DL640 0x227E227E /* 29DL640D ID (64 M, dual boot sectors)*/
-#define AMD_ID_MIRROR 0x227E227E /* 1st ID word for MirrorBit family */
-#define AMD_ID_DL640G_2 0x22022202 /* 2nd ID word for AM29DL640G at 0x38 */
-#define AMD_ID_DL640G_3 0x22012201 /* 3rd ID word for AM29DL640G at 0x3c */
-#define AMD_ID_LV640U_2 0x220C220C /* 2nd ID word for AM29LV640M at 0x38 */
-#define AMD_ID_LV640U_3 0x22012201 /* 3rd ID word for AM29LV640M at 0x3c */
-#define AMD_ID_LV640MT_2 0x22102210 /* 2nd ID word for AM29LV640MT at 0x38 */
-#define AMD_ID_LV640MT_3 0x22012201 /* 3rd ID word for AM29LV640MT at 0x3c */
-#define AMD_ID_LV640MB_2 0x22102210 /* 2nd ID word for AM29LV640MB at 0x38 */
-#define AMD_ID_LV640MB_3 0x22002200 /* 3rd ID word for AM29LV640MB at 0x3c */
-#define AMD_ID_LV128U_2 0x22122212 /* 2nd ID word for AM29LV128M at 0x38 */
-#define AMD_ID_LV128U_3 0x22002200 /* 3rd ID word for AM29LV128M at 0x3c */
-#define AMD_ID_LV256U_2 0x22122212 /* 2nd ID word for AM29LV256M at 0x38 */
-#define AMD_ID_LV256U_3 0x22012201 /* 3rd ID word for AM29LV256M at 0x3c */
-#define AMD_ID_GL064M_2 0x22132213 /* 2nd ID word for S29GL064M-R6 */
-#define AMD_ID_GL064M_3 0x22012201 /* 3rd ID word for S29GL064M-R6 */
-
-#define AMD_ID_LV320B_2 0x221A221A /* 2d ID word for AM29LV320MB at 0x38 */
-#define AMD_ID_LV320B_3 0x22002200 /* 3d ID word for AM29LV320MB at 0x3c */
-
-#define AMD_ID_LV640U 0x22D722D7 /* 29LV640U ID (64 M, uniform sectors) */
-
-#define ATM_ID_BV1614 0x000000C0 /* 49BV1614 ID */
-#define ATM_ID_BV1614A 0x000000C8 /* 49BV1614A ID */
-#define ATM_ID_BV6416 0x000000D6 /* 49BV6416 ID */
-
-#define FUJI_ID_29F800BA 0x22582258 /* MBM29F800BA ID (8M) */
-#define FUJI_ID_29F800TA 0x22D622D6 /* MBM29F800TA ID (8M) */
-#define FUJI_ID_29LV650UE 0x22d722d7 /* MBM29LV650UE/651UE ID (8M = 128 x 32kWord) */
-
-#define SST_ID_xF200A 0x27892789 /* 39xF200A ID ( 2M = 128K x 16 ) */
-#define SST_ID_xF400A 0x27802780 /* 39xF400A ID ( 4M = 256K x 16 ) */
-#define SST_ID_xF800A 0x27812781 /* 39xF800A ID ( 8M = 512K x 16 ) */
-#define SST_ID_xF160A 0x27822782 /* 39xF800A ID (16M = 1M x 16 ) */
-#define SST_ID_xF1601 0x234B234B /* 39xF1601 ID (16M = 1M x 16 ) */
-#define SST_ID_xF1602 0x234A234A /* 39xF1602 ID (16M = 1M x 16 ) */
-#define SST_ID_xF3201 0x235B235B /* 39xF3201 ID (32M = 2M x 16 ) */
-#define SST_ID_xF3202 0x235A235A /* 39xF3202 ID (32M = 2M x 16 ) */
-#define SST_ID_xF6401 0x236B236B /* 39xF6401 ID (64M = 4M x 16 ) */
-#define SST_ID_xF6402 0x236A236A /* 39xF6402 ID (64M = 4M x 16 ) */
-#define SST_ID_xF040 0xBFD7BFD7 /* 39xF040 ID (512KB = 4Mbit x 8) */
-
-#define STM_ID_F040B 0xE2 /* M29F040B ID ( 4M = 512K x 8 ) */
- /* 8 64K x 8 uniform sectors */
-
-#define STM_ID_x800AB 0x005B005B /* M29W800AB ID (8M = 512K x 16 ) */
-#define STM_ID_29W320DT 0x22CA22CA /* M29W320DT ID (32 M, top boot sector) */
-#define STM_ID_29W320DB 0x22CB22CB /* M29W320DB ID (32 M, bottom boot sect) */
-#define STM_ID_29W040B 0x00E300E3 /* M29W040B ID (4M = 512K x 8) */
-
-#define INTEL_ID_28F016S 0x66a066a0 /* 28F016S[VS] ID (16M = 512k x 16) */
-#define INTEL_ID_28F800B3T 0x88928892 /* 8M = 512K x 16 top boot sector */
-#define INTEL_ID_28F800B3B 0x88938893 /* 8M = 512K x 16 bottom boot sector */
-#define INTEL_ID_28F160B3T 0x88908890 /* 16M = 1M x 16 top boot sector */
-#define INTEL_ID_28F160B3B 0x88918891 /* 16M = 1M x 16 bottom boot sector */
-#define INTEL_ID_28F320B3T 0x88968896 /* 32M = 2M x 16 top boot sector */
-#define INTEL_ID_28F320B3B 0x88978897 /* 32M = 2M x 16 bottom boot sector */
-#define INTEL_ID_28F640B3T 0x88988898 /* 64M = 4M x 16 top boot sector */
-#define INTEL_ID_28F640B3B 0x88998899 /* 64M = 4M x 16 bottom boot sector */
-#define INTEL_ID_28F160F3B 0x88F488F4 /* 16M = 1M x 16 bottom boot sector */
-
-#define INTEL_ID_28F800C3T 0x88C088C0 /* 8M = 512K x 16 top boot sector */
-#define INTEL_ID_28F800C3B 0x88C188C1 /* 8M = 512K x 16 bottom boot sector */
-#define INTEL_ID_28F160C3T 0x88C288C2 /* 16M = 1M x 16 top boot sector */
-#define INTEL_ID_28F160C3B 0x88C388C3 /* 16M = 1M x 16 bottom boot sector */
-#define INTEL_ID_28F320C3T 0x88C488C4 /* 32M = 2M x 16 top boot sector */
-#define INTEL_ID_28F320C3B 0x88C588C5 /* 32M = 2M x 16 bottom boot sector */
-#define INTEL_ID_28F640C3T 0x88CC88CC /* 64M = 4M x 16 top boot sector */
-#define INTEL_ID_28F640C3B 0x88CD88CD /* 64M = 4M x 16 bottom boot sector */
-
-#define INTEL_ID_28F128J3 0x89188918 /* 16M = 8M x 16 x 128 */
-#define INTEL_ID_28F320J5 0x00140014 /* 32M = 128K x 32 */
-#define INTEL_ID_28F640J5 0x00150015 /* 64M = 128K x 64 */
-#define INTEL_ID_28F320J3A 0x00160016 /* 32M = 128K x 32 */
-#define INTEL_ID_28F640J3A 0x00170017 /* 64M = 128K x 64 */
-#define INTEL_ID_28F256L18 0x88108810 /* 32M = 128K x 255 */
-#define INTEL_ID_28F128J3A 0x00180018 /* 128M = 128K x 128 */
-#define INTEL_ID_28F256L18T 0x880D880D /* 256M = 128K x 255 + 32k x 4 */
-#define INTEL_ID_28F256L18B 0x88108810 /* 256M = 32k x 4 + 128K x 255 */
-#define INTEL_ID_28F256P30B 0x891C891C /* 256M = 32k x 4 + 128K x 255 */
-#define INTEL_ID_28F256P30T 0x89198919 /* 256M = 128K x 255 + 32k x 4 */
-#define INTEL_ID_28F64K3 0x88018801 /* 64M = 32K x 255 + 32k x 4 */
-#define INTEL_ID_28F128K3 0x88028802 /* 128M = 64K x 255 + 32k x 4 */
-#define INTEL_ID_28F256K3 0x88038803 /* 256M = 128K x 255 + 32k x 4 */
-
-#define INTEL_ID_28F160S3 0x00D000D0 /* 16M = 512K x 32 (64kB x 32) */
-#define INTEL_ID_28F320S3 0x00D400D4 /* 32M = 512K x 64 (64kB x 64) */
-
-/* Note that the Sharp 28F016SC is compatible with the Intel E28F016SC */
-#define SHARP_ID_28F016SCL 0xAAAAAAAA /* LH28F016SCT-L95 2Mx8, 32 64k blocks */
-#define SHARP_ID_28F016SCZ 0xA0A0A0A0 /* LH28F016SCT-Z4 2Mx8, 32 64k blocks */
-#define SHARP_ID_28F008SC 0xA6A6A6A6 /* LH28F008SCT-L12 1Mx8, 16 64k blocks */
- /* LH28F008SCR-L85 1Mx8, 16 64k blocks */
-
-#define TOSH_ID_FVT160 0xC2 /* TC58FVT160 ID (16 M, top ) */
-#define TOSH_ID_FVB160 0x43 /* TC58FVT160 ID (16 M, bottom ) */
-
-/*-----------------------------------------------------------------------
- * Internal FLASH identification codes
- *
- * Be careful when adding new type! Odd numbers are "bottom boot sector" types!
- */
-
-#define FLASH_AM040 0x0001 /* AMD Am29F040B, Am29LV040B */
- /* Bright Micro BM29F040 */
- /* Fujitsu MBM29F040A */
- /* STM M29W040B */
- /* SGS Thomson M29F040B */
- /* 8 64K x 8 uniform sectors */
-#define FLASH_AM400T 0x0002 /* AMD AM29LV400 */
-#define FLASH_AM400B 0x0003
-#define FLASH_AM800T 0x0004 /* AMD AM29LV800 */
-#define FLASH_AM800B 0x0005
-#define FLASH_AM116DT 0x0026 /* AMD AM29LV116DT (2Mx8bit) */
-#define FLASH_AM116DB 0x0027 /* AMD AM29LV116DB (2Mx8bit) */
-#define FLASH_AM160T 0x0006 /* AMD AM29LV160 */
-#define FLASH_AM160LV 0x0046 /* AMD29LV160DB (2M = 2Mx8bit ) */
-#define FLASH_AM160B 0x0007
-#define FLASH_AM320T 0x0008 /* AMD AM29LV320 */
-#define FLASH_AM320B 0x0009
-
-#define FLASH_AM080 0x000A /* AMD Am29F080B */
- /* 16 64K x 8 uniform sectors */
-
-#define FLASH_AMDL322T 0x0010 /* AMD AM29DL322 */
-#define FLASH_AMDL322B 0x0011
-#define FLASH_AMDL323T 0x0012 /* AMD AM29DL323 */
-#define FLASH_AMDL323B 0x0013
-#define FLASH_AMDL324T 0x0014 /* AMD AM29DL324 */
-#define FLASH_AMDL324B 0x0015
-
-#define FLASH_AMDLV033C 0x0018
-#define FLASH_AMDLV065D 0x001A
-
-#define FLASH_AMDL640 0x0016 /* AMD AM29DL640D */
-#define FLASH_AMD016 0x0018 /* AMD AM29F016D */
-#define FLASH_AMDL640MB 0x0019 /* AMD AM29LV640MB (64M, bottom boot sect)*/
-#define FLASH_AMDL640MT 0x001A /* AMD AM29LV640MT (64M, top boot sect) */
-
-#define FLASH_SST200A 0x0040 /* SST 39xF200A ID ( 2M = 128K x 16 ) */
-#define FLASH_SST400A 0x0042 /* SST 39xF400A ID ( 4M = 256K x 16 ) */
-#define FLASH_SST800A 0x0044 /* SST 39xF800A ID ( 8M = 512K x 16 ) */
-#define FLASH_SST160A 0x0046 /* SST 39xF160A ID ( 16M = 1M x 16 ) */
-#define FLASH_SST320 0x0048 /* SST 39xF160A ID ( 16M = 1M x 16 ) */
-#define FLASH_SST640 0x004A /* SST 39xF160A ID ( 16M = 1M x 16 ) */
-#define FLASH_SST040 0x000E /* SST 39xF040 ID (512KB = 4Mbit x 8 ) */
-
-#define FLASH_STM800AB 0x0051 /* STM M29WF800AB ( 8M = 512K x 16 ) */
-#define FLASH_STMW320DT 0x0052 /* STM M29W320DT (32 M, top boot sector) */
-#define FLASH_STMW320DB 0x0053 /* STM M29W320DB (32 M, bottom boot sect)*/
-#define FLASH_STM320DB 0x00CB /* STM M29W320DB (4M = 64K x 64, bottom)*/
-#define FLASH_STM800DT 0x00D7 /* STM M29W800DT (1M = 64K x 16, top) */
-#define FLASH_STM800DB 0x005B /* STM M29W800DB (1M = 64K x 16, bottom)*/
-
-#define FLASH_28F400_T 0x0062 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */
-#define FLASH_28F400_B 0x0063 /* MT 28F400B3 ID ( 4M = 256K x 16 ) */
-
-#define FLASH_INTEL800T 0x0074 /* INTEL 28F800B3T ( 8M = 512K x 16 ) */
-#define FLASH_INTEL800B 0x0075 /* INTEL 28F800B3B ( 8M = 512K x 16 ) */
-#define FLASH_INTEL160T 0x0076 /* INTEL 28F160B3T ( 16M = 1 M x 16 ) */
-#define FLASH_INTEL160B 0x0077 /* INTEL 28F160B3B ( 16M = 1 M x 16 ) */
-#define FLASH_INTEL320T 0x0078 /* INTEL 28F320B3T ( 32M = 2 M x 16 ) */
-#define FLASH_INTEL320B 0x0079 /* INTEL 28F320B3B ( 32M = 2 M x 16 ) */
-#define FLASH_INTEL640T 0x007A /* INTEL 28F320B3T ( 64M = 4 M x 16 ) */
-#define FLASH_INTEL640B 0x007B /* INTEL 28F320B3B ( 64M = 4 M x 16 ) */
-
-#define FLASH_28F008S5 0x0080 /* Intel 28F008S5 ( 1M = 64K x 16 ) */
-#define FLASH_28F016SV 0x0081 /* Intel 28F016SV ( 16M = 512k x 32 ) */
-#define FLASH_28F800_B 0x0083 /* Intel E28F800B ( 1M = ? ) */
-#define FLASH_AM29F800B 0x0084 /* AMD Am29F800BB ( 1M = ? ) */
-#define FLASH_28F320J5 0x0085 /* Intel 28F320J5 ( 4M = 128K x 32 ) */
-#define FLASH_28F160S3 0x0086 /* Intel 28F160S3 ( 16M = 512K x 32 ) */
-#define FLASH_28F320S3 0x0088 /* Intel 28F320S3 ( 32M = 512K x 64 ) */
-#define FLASH_AM640U 0x0090 /* AMD Am29LV640U ( 64M = 4M x 16 ) */
-#define FLASH_AM033C 0x0091 /* AMD AM29LV033 ( 32M = 4M x 8 ) */
-#define FLASH_LH28F016SCT 0x0092 /* Sharp 28F016SCT ( 8 Meg Flash SIMM ) */
-#define FLASH_28F160F3B 0x0093 /* Intel 28F160F3B ( 16M = 1M x 16 ) */
-
-#define FLASH_28F640J5 0x0099 /* INTEL 28F640J5 ( 64M = 128K x 64) */
-
-#define FLASH_28F800C3T 0x009A /* Intel 28F800C3T ( 8M = 512K x 16 ) */
-#define FLASH_28F800C3B 0x009B /* Intel 28F800C3B ( 8M = 512K x 16 ) */
-#define FLASH_28F160C3T 0x009C /* Intel 28F160C3T ( 16M = 1M x 16 ) */
-#define FLASH_28F160C3B 0x009D /* Intel 28F160C3B ( 16M = 1M x 16 ) */
-#define FLASH_28F320C3T 0x009E /* Intel 28F320C3T ( 32M = 2M x 16 ) */
-#define FLASH_28F320C3B 0x009F /* Intel 28F320C3B ( 32M = 2M x 16 ) */
-#define FLASH_28F640C3T 0x00A0 /* Intel 28F640C3T ( 64M = 4M x 16 ) */
-#define FLASH_28F640C3B 0x00A1 /* Intel 28F640C3B ( 64M = 4M x 16 ) */
-#define FLASH_AMLV320U 0x00A2 /* AMD 29LV320M ( 32M = 2M x 16 ) */
-#define FLASH_AMLV640U 0x00A4 /* AMD 29LV640M ( 64M = 4M x 16 ) */
-#define FLASH_AMLV128U 0x00A6 /* AMD 29LV128M ( 128M = 8M x 16 ) */
-#define FLASH_AMLV320B 0x00A7 /* AMD 29LV320MB ( 32M = 2M x 16 ) */
-#define FLASH_AMLV320T 0x00A8 /* AMD 29LV320MT ( 32M = 2M x 16 ) */
-#define FLASH_AMLV256U 0x00AA /* AMD 29LV256M ( 256M = 16M x 16 ) */
-#define FLASH_MXLV320B 0x00AB /* MX 29LV320MB ( 32M = 2M x 16 ) */
-#define FLASH_MXLV320T 0x00AC /* MX 29LV320MT ( 32M = 2M x 16 ) */
-#define FLASH_28F256L18T 0x00B0 /* Intel 28F256L18T ( 32M = 128K x 255 + 32k x 4) */
-#define FLASH_28F256L18B 0x00B1 /* Intel 28F256L18B ( 32M = 32k x 4 + 128K x 255) */
-#define FLASH_28F256P30B 0x001C /* Intel 28F256P30B ( 32M = 32k x 4 + 128K x 255) */
-#define FLASH_28F256P30T 0x0019 /* Intel 28F256P30T ( 128K x 255 + 32M = 32k x 4 + */
-#define FLASH_AMDL163T 0x00B2 /* AMD AM29DL163T (2M x 16 ) */
-#define FLASH_AMDL163B 0x00B3
-#define FLASH_28F64K3 0x00B4 /* Intel 28F64K3 ( 64M) */
-#define FLASH_28F128K3 0x00B6 /* Intel 28F128K3 ( 128M = 8M x 16 ) */
-#define FLASH_28F256K3 0x00B8 /* Intel 28F256K3 ( 256M = 16M x 16 ) */
-
-#define FLASH_28F320J3A 0x00C0 /* INTEL 28F320J3A ( 32M = 128K x 32) */
-#define FLASH_28F640J3A 0x00C2 /* INTEL 28F640J3A ( 64M = 128K x 64) */
-#define FLASH_28F128J3A 0x00C4 /* INTEL 28F128J3A (128M = 128K x 128) */
-
-#define FLASH_FUJLV650 0x00D0 /* Fujitsu MBM 29LV650UE/651UE */
-#define FLASH_MT28S4M16LC 0x00E1 /* Micron MT28S4M16LC */
-#define FLASH_S29GL064M 0x00F0 /* Spansion S29GL064M-R6 */
-
-#define FLASH_UNKNOWN 0xFFFF /* unknown flash type */
-
-
-/* manufacturer offsets
- */
-#define FLASH_MAN_AMD 0x00000000 /* AMD */
-#define FLASH_MAN_FUJ 0x00010000 /* Fujitsu */
-#define FLASH_MAN_BM 0x00020000 /* Bright Microelectronics */
-#define FLASH_MAN_MX 0x00030000 /* MXIC */
-#define FLASH_MAN_STM 0x00040000
-#define FLASH_MAN_TOSH 0x00050000 /* Toshiba */
-#define FLASH_MAN_EXCEL 0x00060000 /* Excel Semiconductor */
-#define FLASH_MAN_SST 0x00100000
-#define FLASH_MAN_INTEL 0x00300000
-#define FLASH_MAN_MT 0x00400000
-#define FLASH_MAN_SHARP 0x00500000
-
-
-#define FLASH_TYPEMASK 0x0000FFFF /* extract FLASH type information */
-#define FLASH_VENDMASK 0xFFFF0000 /* extract FLASH vendor information */
-
-#define FLASH_AMD_COMP 0x000FFFFF /* Up to this ID, FLASH is compatible */
- /* with AMD, Fujitsu and SST */
- /* (JEDEC standard commands ?) */
-
-#define FLASH_BTYPE 0x0001 /* mask for bottom boot sector type */
-
-/*-----------------------------------------------------------------------
- * Timeout constants:
- *
- * We can't find any specifications for maximum chip erase times,
- * so these values are guestimates.
- */
-#define FLASH_ERASE_TIMEOUT 120000 /* timeout for erasing in ms */
-#define FLASH_WRITE_TIMEOUT 500 /* timeout for writes in ms */
-
-#endif /* !CFG_NO_FLASH */
-
-#endif /* _FLASH_H_ */
diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c
index d7f95c8..4707390 100644
--- a/board/mcc200/mcc200.c
+++ b/board/mcc200/mcc200.c
@@ -36,6 +36,8 @@
#include "mt48lc8m32b2-6-7.h"
#endif
+extern flash_info_t flash_info[]; /* FLASH chips info */
+
//###CHD: wenn RAMBOOT gehen wuerde, ....
#ifndef CFG_RAMBOOT
static void sdram_start (int hi_addr)
@@ -244,46 +246,56 @@
return 0;
}
-void flash_preinit(void)
-{
- /*
- * Now, when we are in RAM, enable flash write
- * access for detection process.
- * Note that CS_BOOT cannot be cleared when
- * executing in flash.
- */
-#if defined(CONFIG_MGT5100)
- *(vu_long *)MPC5XXX_ADDECR &= ~(1 << 25); /* disable CS_BOOT */
- *(vu_long *)MPC5XXX_ADDECR |= (1 << 16); /* enable CS0 */
-#endif
- *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */
-}
-
-void flash_afterinit(ulong start, ulong size)
-{
-#if defined(CONFIG_BOOT_ROM)
- /* adjust mapping */
- *(vu_long *)MPC5XXX_CS1_START =
- START_REG(start);
- *(vu_long *)MPC5XXX_CS1_STOP =
- STOP_REG(start, size);
-#else
- /* adjust mapping */
- *(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
- START_REG(start);
- *(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
- STOP_REG(start, size);
-#endif
-}
-
-
-extern flash_info_t flash_info[]; /* info for FLASH chips */
-
int misc_init_r (void)
{
DECLARE_GLOBAL_DATA_PTR;
- /* adjust flash start */
- gd->bd->bi_flashstart = flash_info[0].start[0];
+
+ /*
+ * Adjust flash start and offset to detected values
+ */
+ gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
+ gd->bd->bi_flashoffset = 0;
+
+ /*
+ * Check if boot FLASH isn't max size
+ */
+ if (gd->bd->bi_flashsize < (0 - CFG_FLASH_BASE)) {
+ /* adjust mapping */
+ *(vu_long *)MPC5XXX_BOOTCS_START = *(vu_long *)MPC5XXX_CS0_START =
+ START_REG(gd->bd->bi_flashstart);
+ *(vu_long *)MPC5XXX_BOOTCS_STOP = *(vu_long *)MPC5XXX_CS0_STOP =
+ STOP_REG(gd->bd->bi_flashstart, gd->bd->bi_flashsize);
+
+ /*
+ * Re-check to get correct base address
+ */
+ flash_get_size(gd->bd->bi_flashstart, CFG_MAX_FLASH_BANKS - 1);
+
+ /*
+ * Re-do flash protection upon new addresses
+ */
+ flash_protect (FLAG_PROTECT_CLEAR,
+ gd->bd->bi_flashstart, 0xffffffff,
+ &flash_info[CFG_MAX_FLASH_BANKS - 1]);
+
+ /* Monitor protection ON by default */
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1,
+ &flash_info[CFG_MAX_FLASH_BANKS - 1]);
+
+ /* Environment protection ON by default */
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
+ &flash_info[CFG_MAX_FLASH_BANKS - 1]);
+
+ /* Redundant environment protection ON by default */
+ flash_protect (FLAG_PROTECT_SET,
+ CFG_ENV_ADDR_REDUND,
+ CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
+ &flash_info[CFG_MAX_FLASH_BANKS - 1]);
+ }
+
return (0);
}