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Diffstat (limited to 'board/Marvell/common/intel_flash.c')
-rw-r--r--board/Marvell/common/intel_flash.c253
1 files changed, 0 insertions, 253 deletions
diff --git a/board/Marvell/common/intel_flash.c b/board/Marvell/common/intel_flash.c
deleted file mode 100644
index d6970d4..0000000
--- a/board/Marvell/common/intel_flash.c
+++ /dev/null
@@ -1,253 +0,0 @@
-/*
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- *
- * Hacked for the marvell db64360 eval board by
- * Ingo Assmus <ingo.assmus@keymile.com>
- */
-
-#include <common.h>
-#include <mpc8xx.h>
-#include "../include/mv_gen_reg.h"
-#include "../include/memory.h"
-#include "intel_flash.h"
-
-
-/*-----------------------------------------------------------------------
- * Protection Flags:
- */
-#define FLAG_PROTECT_SET 0x01
-#define FLAG_PROTECT_CLEAR 0x02
-
-static void bank_reset (flash_info_t * info, int sect)
-{
- bank_addr_t addrw, eaddrw;
-
- addrw = (bank_addr_t) info->start[sect];
- eaddrw = BANK_ADDR_NEXT_WORD (addrw);
-
- while (addrw < eaddrw) {
-#ifdef FLASH_DEBUG
- printf (" writing reset cmd to addr 0x%08lx\n",
- (unsigned long) addrw);
-#endif
- *addrw = BANK_CMD_RST;
- addrw++;
- }
-}
-
-static void bank_erase_init (flash_info_t * info, int sect)
-{
- bank_addr_t addrw, saddrw, eaddrw;
- int flag;
-
-#ifdef FLASH_DEBUG
- printf ("0x%08x BANK_CMD_PROG\n", BANK_CMD_PROG);
- printf ("0x%08x BANK_CMD_ERASE1\n", BANK_CMD_ERASE1);
- printf ("0x%08x BANK_CMD_ERASE2\n", BANK_CMD_ERASE2);
- printf ("0x%08x BANK_CMD_CLR_STAT\n", BANK_CMD_CLR_STAT);
- printf ("0x%08x BANK_CMD_RST\n", BANK_CMD_RST);
- printf ("0x%08x BANK_STAT_RDY\n", BANK_STAT_RDY);
- printf ("0x%08x BANK_STAT_ERR\n", BANK_STAT_ERR);
-#endif
-
- saddrw = (bank_addr_t) info->start[sect];
- eaddrw = BANK_ADDR_NEXT_WORD (saddrw);
-
-#ifdef FLASH_DEBUG
- printf ("erasing sector %d, start addr = 0x%08lx "
- "(bank next word addr = 0x%08lx)\n", sect,
- (unsigned long) saddrw, (unsigned long) eaddrw);
-#endif
-
- /* Disable intrs which might cause a timeout here */
- flag = disable_interrupts ();
-
- for (addrw = saddrw; addrw < eaddrw; addrw++) {
-#ifdef FLASH_DEBUG
- printf (" writing erase cmd to addr 0x%08lx\n",
- (unsigned long) addrw);
-#endif
- *addrw = BANK_CMD_ERASE1;
- *addrw = BANK_CMD_ERASE2;
- }
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-}
-
-static int bank_erase_poll (flash_info_t * info, int sect)
-{
- bank_addr_t addrw, saddrw, eaddrw;
- int sectdone, haderr;
-
- saddrw = (bank_addr_t) info->start[sect];
- eaddrw = BANK_ADDR_NEXT_WORD (saddrw);
-
- sectdone = 1;
- haderr = 0;
-
- for (addrw = saddrw; addrw < eaddrw; addrw++) {
- bank_word_t stat = *addrw;
-
-#ifdef FLASH_DEBUG
- printf (" checking status at addr "
- "0x%08x [0x%08x]\n", (unsigned long) addrw, stat);
-#endif
- if ((stat & BANK_STAT_RDY) != BANK_STAT_RDY)
- sectdone = 0;
- else if ((stat & BANK_STAT_ERR) != 0) {
- printf (" failed on sector %d "
- "(stat = 0x%08x) at "
- "address 0x%p\n", sect, stat, addrw);
- *addrw = BANK_CMD_CLR_STAT;
- haderr = 1;
- }
- }
-
- if (haderr)
- return (-1);
- else
- return (sectdone);
-}
-
-int write_word_intel (bank_addr_t addr, bank_word_t value)
-{
- bank_word_t stat;
- ulong start;
- int flag, retval;
-
- /* Disable interrupts which might cause a timeout here */
- flag = disable_interrupts ();
-
- *addr = BANK_CMD_PROG;
-
- *addr = value;
-
- /* re-enable interrupts if necessary */
- if (flag)
- enable_interrupts ();
-
- retval = 0;
-
- /* data polling for D7 */
- start = get_timer (0);
- do {
- if (get_timer (start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
- retval = 1;
- goto done;
- }
- stat = *addr;
- } while ((stat & BANK_STAT_RDY) != BANK_STAT_RDY);
-
- if ((stat & BANK_STAT_ERR) != 0) {
- printf ("flash program failed (stat = 0x%08lx) "
- "at address 0x%08lx\n", (ulong) stat, (ulong) addr);
- *addr = BANK_CMD_CLR_STAT;
- retval = 3;
- }
-
- done:
- /* reset to read mode */
- *addr = BANK_CMD_RST;
-
- return (retval);
-}
-
-/*-----------------------------------------------------------------------
- */
-
-int flash_erase_intel (flash_info_t * info, int s_first, int s_last)
-{
- int prot, sect, haderr;
- ulong start, now, last;
-
-#ifdef FLASH_DEBUG
- printf ("\nflash_erase: erase %d sectors (%d to %d incl.) from\n"
- " Bank # %d: ", s_last - s_first + 1, s_first, s_last,
- (info - flash_info) + 1);
- flash_print_info (info);
-#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;
- }
-
- prot = 0;
- for (sect = s_first; sect <= s_last; ++sect) {
- if (info->protect[sect]) {
- prot++;
- }
- }
-
- if (prot) {
- printf ("- Warning: %d protected sector%s will not be erased!\n", prot, (prot > 1 ? "s" : ""));
- }
-
- start = get_timer (0);
- last = 0;
- haderr = 0;
-
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- ulong estart;
- int sectdone;
-
- bank_erase_init (info, sect);
-
- /* wait at least 80us - let's wait 1 ms */
- udelay (1000);
-
- estart = get_timer (start);
-
- do {
- now = get_timer (start);
-
- if (now - estart > CONFIG_SYS_FLASH_ERASE_TOUT) {
- printf ("Timeout (sect %d)\n", sect);
- haderr = 1;
- break;
- }
-#ifndef FLASH_DEBUG
- /* show that we're waiting */
- if ((now - last) > 1000) { /* every second */
- putc ('.');
- last = now;
- }
-#endif
-
- sectdone = bank_erase_poll (info, sect);
-
- if (sectdone < 0) {
- haderr = 1;
- break;
- }
-
- } while (!sectdone);
-
- if (haderr)
- break;
- }
- }
-
- if (haderr > 0)
- printf (" failed\n");
- else
- printf (" done\n");
-
- /* reset to read mode */
- for (sect = s_first; sect <= s_last; sect++) {
- if (info->protect[sect] == 0) { /* not protected */
- bank_reset (info, sect);
- }
- }
- return haderr;
-}