diff options
Diffstat (limited to 'board/mx1ads/syncflash.c')
| -rw-r--r-- | board/mx1ads/syncflash.c | 42 |
1 files changed, 17 insertions, 25 deletions
diff --git a/board/mx1ads/syncflash.c b/board/mx1ads/syncflash.c index 09fc0f8..eb7fde5 100644 --- a/board/mx1ads/syncflash.c +++ b/board/mx1ads/syncflash.c @@ -24,7 +24,8 @@ */ #include <common.h> -#include <mc9328.h> +/*#include <mc9328.h>*/ +#include <asm/arch/imx-regs.h> typedef unsigned long * p_u32; @@ -33,27 +34,26 @@ typedef unsigned long * p_u32; flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ /* Following Setting is for CSD1 */ -#define SFCTL 0x00221004 -#define reg_SFCTL __REG(SFCTL) +#define SFCTL 0x00221004 +#define reg_SFCTL __REG(SFCTL) -#define SYNCFLASH_A10 (0x00100000) +#define SYNCFLASH_A10 (0x00100000) -#define CMD_NORMAL (0x81020300) /* Normal Mode */ -#define CMD_PREC (CMD_NORMAL + 0x10000000) /* Precharge Command */ -#define CMD_AUTO (CMD_NORMAL + 0x20000000) /* Auto Refresh Command */ -#define CMD_LMR (CMD_NORMAL + 0x30000000) /* Load Mode Register Command */ -#define CMD_LCR (CMD_NORMAL + 0x60000000) /* LCR Command */ -#define CMD_PROGRAM (CMD_NORMAL + 0x70000000) +#define CMD_NORMAL (0x81020300) /* Normal Mode */ +#define CMD_PREC (CMD_NORMAL + 0x10000000) /* Precharge Command */ +#define CMD_AUTO (CMD_NORMAL + 0x20000000) /* Auto Refresh Command */ +#define CMD_LMR (CMD_NORMAL + 0x30000000) /* Load Mode Register Command */ +#define CMD_LCR (CMD_NORMAL + 0x60000000) /* LCR Command */ +#define CMD_PROGRAM (CMD_NORMAL + 0x70000000) -#define MODE_REG_VAL (CFG_FLASH_BASE+0x0008CC00) /* Cas Latency 3 */ +#define MODE_REG_VAL (CFG_FLASH_BASE+0x0008CC00) /* Cas Latency 3 */ /* LCR Command */ -#define LCR_READSTATUS (0x0001C000) /* 0x70 */ -#define LCR_ERASE_CONFIRM (0x00008000) /* 0x20 */ -#define LCR_ERASE_NVMODE (0x0000C000) /* 0x30 */ -#define LCR_PROG_NVMODE (0x00028000) /* 0xA0 */ -#define LCR_SR_CLEAR (0x00014000) /* 0x50 */ - +#define LCR_READSTATUS (0x0001C000) /* 0x70 */ +#define LCR_ERASE_CONFIRM (0x00008000) /* 0x20 */ +#define LCR_ERASE_NVMODE (0x0000C000) /* 0x30 */ +#define LCR_PROG_NVMODE (0x00028000) /* 0xA0 */ +#define LCR_SR_CLEAR (0x00014000) /* 0x50 */ /* Get Status register */ u32 SF_SR(void) { @@ -82,7 +82,6 @@ u8 SF_Ready(void) { if ((tmp & 0x00000080) && (tmp & 0x0000001C)) { printf ("SyncFlash Error code %08x\n",tmp); - }; if (tmp == 0x00800080) /* Test Bit 7 of SR */ @@ -98,7 +97,6 @@ void SF_PrechargeAll(void) { reg_SFCTL = CMD_PREC; /* Set Precharge Command */ tmp = __REG(CFG_FLASH_BASE + SYNCFLASH_A10); /* Issue Precharge All Command */ - } /* set SyncFlash to normal mode */ @@ -128,7 +126,6 @@ void SF_Erase(u32 RowAddress) { while(!SF_Ready()); } - void SF_NvmodeErase(void) { SF_PrechargeAll(); @@ -149,10 +146,8 @@ void SF_NvmodeWrite(void) { reg_SFCTL = CMD_NORMAL; /* Return to Normal mode */ __REG(CFG_FLASH_BASE+LCR_PROG_NVMODE) = 0xC0C0C0C0; /* Confirm not needed */ - } - /****************************************************************************************/ ulong flash_init(void) { @@ -195,7 +190,6 @@ ulong flash_init(void) { return FLASH_BANK_SIZE; } - void flash_print_info (flash_info_t *info) { int i; @@ -209,7 +203,6 @@ void flash_print_info (flash_info_t *info) { break; } - switch (info->flash_id & FLASH_TYPEMASK) { case (FLASH_MT28S4M16LC & FLASH_TYPEMASK): printf("2x FLASH_MT28S4M16LC (16MB Total)\n"); @@ -236,7 +229,6 @@ void flash_print_info (flash_info_t *info) { printf ("\n"); } - /*-----------------------------------------------------------------------*/ int flash_erase (flash_info_t *info, int s_first, int s_last) { |