diff options
Diffstat (limited to 'drivers/mtd/chips')
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0002.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index 9885726a16e..8901c4412da 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -161,6 +161,26 @@ static void fixup_use_write_buffers(struct mtd_info *mtd, void *param) } } +/* Atmel chips don't use the same PRI format as AMD chips */ +static void fixup_convert_atmel_pri(struct mtd_info *mtd, void *param) +{ + struct map_info *map = mtd->priv; + struct cfi_private *cfi = map->fldrv_priv; + struct cfi_pri_amdstd *extp = cfi->cmdset_priv; + struct cfi_pri_atmel atmel_pri; + + memcpy(&atmel_pri, extp, sizeof(atmel_pri)); + memset(extp + 5, 0, sizeof(*extp) - 5); + + if (atmel_pri.Features & 0x02) + extp->EraseSuspend = 2; + + if (atmel_pri.BottomBoot) + extp->TopBottom = 2; + else + extp->TopBottom = 3; +} + static void fixup_use_secsi(struct mtd_info *mtd, void *param) { /* Setup for chips with a secsi area */ @@ -192,6 +212,7 @@ static struct cfi_fixup cfi_fixup_table[] = { #if !FORCE_WORD_WRITE { CFI_MFR_ANY, CFI_ID_ANY, fixup_use_write_buffers, NULL, }, #endif + { CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri, NULL }, { 0, 0, NULL, NULL } }; static struct cfi_fixup jedec_fixup_table[] = { |