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authorwdenk <wdenk>2004-06-19 21:19:10 +0000
committerwdenk <wdenk>2004-06-19 21:19:10 +0000
commit49822e23a09e2f529e6774ad61f23e43ab208cbc (patch)
treed6cbe0c141f10778b944fddbfc473a91d4bea7c0 /board/mx1ads/syncflash.c
parent46a414dc12c7809ac3c3e82b6198a1f435d7489f (diff)
Patch by Josef Wagner, 04 Jun 2004:
- DDR Ram support for PM520 (MPC5200) - support for different flash types (PM520) - USB / IDE / CF-Card / DiskOnChip support for PM520 - 8 bit boot rom support for PM520/CE520 - Add auto SDRAM module detection for MicroSys CPC45 board (MPC8245) - I2C and RTC support for CPC45 - support of new flash type (28F160C3T) for CPC45
Diffstat (limited to 'board/mx1ads/syncflash.c')
-rw-r--r--board/mx1ads/syncflash.c46
1 files changed, 22 insertions, 24 deletions
diff --git a/board/mx1ads/syncflash.c b/board/mx1ads/syncflash.c
index fc1d7f6ce2..09fc0f86e4 100644
--- a/board/mx1ads/syncflash.c
+++ b/board/mx1ads/syncflash.c
@@ -1,6 +1,6 @@
/*
* board/mx1ads/syncflash.c
- *
+ *
* (c) Copyright 2004
* Techware Information Technology, Inc.
* http://www.techware.com.tw/
@@ -61,7 +61,7 @@ u32 SF_SR(void) {
reg_SFCTL = CMD_PROGRAM;
tmp = __REG(CFG_FLASH_BASE);
-
+
reg_SFCTL = CMD_NORMAL;
reg_SFCTL = CMD_LCR; /* Activate LCR Mode */
@@ -97,7 +97,7 @@ void SF_PrechargeAll(void) {
u32 tmp;
reg_SFCTL = CMD_PREC; /* Set Precharge Command */
- tmp = __REG(CFG_FLASH_BASE + SYNCFLASH_A10); /* Issue Precharge All Command */
+ tmp = __REG(CFG_FLASH_BASE + SYNCFLASH_A10); /* Issue Precharge All Command */
}
@@ -105,7 +105,7 @@ void SF_PrechargeAll(void) {
void SF_Normal(void) {
SF_PrechargeAll();
-
+
reg_SFCTL = CMD_NORMAL;
}
@@ -118,10 +118,10 @@ void SF_Erase(u32 RowAddress) {
reg_SFCTL = CMD_PREC;
tmp = __REG(RowAddress);
-
+
reg_SFCTL = CMD_LCR; /* Set LCR mode */
__REG(RowAddress + LCR_ERASE_CONFIRM) = 0; /* Issue Erase Setup Command */
-
+
reg_SFCTL = CMD_NORMAL; /* return to Normal mode */
__REG(RowAddress) = 0xD0D0D0D0; /* Confirm */
@@ -134,7 +134,7 @@ void SF_NvmodeErase(void) {
reg_SFCTL = CMD_LCR; /* Set to LCR mode */
__REG(CFG_FLASH_BASE + LCR_ERASE_NVMODE) = 0; /* Issue Erase Nvmode Reg Command */
-
+
reg_SFCTL = CMD_NORMAL; /* Return to Normal mode */
__REG(CFG_FLASH_BASE + LCR_ERASE_NVMODE) = 0xC0C0C0C0; /* Confirm */
@@ -146,7 +146,7 @@ void SF_NvmodeWrite(void) {
reg_SFCTL = CMD_LCR; /* Set to LCR mode */
__REG(CFG_FLASH_BASE+LCR_PROG_NVMODE) = 0; /* Issue Program Nvmode reg command */
-
+
reg_SFCTL = CMD_NORMAL; /* Return to Normal mode */
__REG(CFG_FLASH_BASE+LCR_PROG_NVMODE) = 0xC0C0C0C0; /* Confirm not needed */
@@ -168,11 +168,11 @@ ulong flash_init(void) {
tmp = __REG(MODE_REG_VAL); /* Issue Load Mode Register Command */
SF_Normal();
-
+
i = 0;
flash_info[i].flash_id = FLASH_MAN_MT | FLASH_MT28S4M16LC;
-
+
flash_info[i].size = FLASH_BANK_SIZE;
flash_info[i].sector_count = CFG_MAX_FLASH_SECT;
@@ -181,7 +181,7 @@ ulong flash_init(void) {
for (j = 0; j < flash_info[i].sector_count; j++) {
flash_info[i].start[j] = CFG_FLASH_BASE + j * 0x00100000;
}
-
+
flash_protect(FLAG_PROTECT_SET,
CFG_FLASH_BASE,
CFG_FLASH_BASE + monitor_flash_len - 1,
@@ -208,8 +208,8 @@ void flash_print_info (flash_info_t *info) {
printf("Unknown Vendor ");
break;
}
-
-
+
+
switch (info->flash_id & FLASH_TYPEMASK) {
case (FLASH_MT28S4M16LC & FLASH_TYPEMASK):
printf("2x FLASH_MT28S4M16LC (16MB Total)\n");
@@ -226,13 +226,13 @@ void flash_print_info (flash_info_t *info) {
printf(" Sector Start Addresses: ");
for (i = 0; i < info->sector_count; i++) {
- if ((i % 5) == 0)
+ if ((i % 5) == 0)
printf ("\n ");
printf (" %08lX%s", info->start[i],
info->protect[i] ? " (RO)" : " ");
}
-
+
printf ("\n");
}
@@ -248,19 +248,19 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) {
if (info->flash_id == FLASH_UNKNOWN)
return ERR_UNKNOWN_FLASH_TYPE;
- if ((s_first < 0) || (s_first > s_last))
+ if ((s_first < 0) || (s_first > s_last))
return ERR_INVAL;
- if ((info->flash_id & FLASH_VENDMASK) != (FLASH_MAN_MT & FLASH_VENDMASK))
+ if ((info->flash_id & FLASH_VENDMASK) != (FLASH_MAN_MT & FLASH_VENDMASK))
return ERR_UNKNOWN_FLASH_VENDOR;
prot = 0;
for (sect = s_first; sect <= s_last; ++sect) {
- if (info->protect[sect])
+ if (info->protect[sect])
prot++;
}
-
+
if (prot) {
printf("protected!\n");
return ERR_PROTECTED;
@@ -279,7 +279,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) {
/* Start erase on unprotected sectors */
for (sect = s_first; sect <= s_last && !ctrlc(); sect++) {
-
+
printf("Erasing sector %2d ... ", sect);
/* arm simple, non interrupt dependent timer */
@@ -307,8 +307,6 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) {
return rc;
}
-
-
/*-----------------------------------------------------------------------
* Copy memory to flash.
*/
@@ -316,7 +314,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last) {
int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) {
int i;
- for(i = 0; i < cnt; i += 4) {
+ for(i = 0; i < cnt; i += 4) {
SF_PrechargeAll();
@@ -327,6 +325,6 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) {
}
SF_Normal();
-
+
return ERR_OK;
}