diff options
Diffstat (limited to 'board/omap1610inn/flash.c')
| -rw-r--r-- | board/omap1610inn/flash.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/board/omap1610inn/flash.c b/board/omap1610inn/flash.c index e7d6515..ae7fb3b 100644 --- a/board/omap1610inn/flash.c +++ b/board/omap1610inn/flash.c @@ -93,6 +93,8 @@ unsigned long flash_init (void) case 0: flash_get_size ((FPW *) PHYS_FLASH_1, &flash_info[i]); flash_get_offsets (PHYS_FLASH_1, &flash_info[i]); + /* to reset the lock bit */ + flash_unlock(&flash_info[i]); break; default: panic ("configured too many flash banks!\n"); @@ -116,6 +118,19 @@ unsigned long flash_init (void) /*----------------------------------------------------------------------- */ +flash_unlock(flash_info_t * info) +{ + int j; + for (j=2;j<CFG_MAX_FLASH_SECT;j++){ + FPWV *addr = (FPWV *) (info->start[j]); + flash_unprotect_sectors (addr); + *addr = (FPW) 0x00500050;/* clear status register */ + *addr = (FPW) 0x00FF00FF;/* resest to read mode */ + } +} + +/*----------------------------------------------------------------------- + */ static void flash_get_offsets (ulong base, flash_info_t * info) { int i; @@ -447,7 +462,6 @@ static int write_data (flash_info_t * info, ulong dest, FPW data) printf ("not erased at %08lx (%x)\n", (ulong) addr, *addr); return (2); } - flash_unprotect_sectors (addr); /* Disable interrupts which might cause a timeout here */ flag = disable_interrupts (); *addr = (FPW) 0x00400040; /* write setup */ |