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mtd: cfi_cmdset_0002: add CFI detection for SST 39VF{32, 64}xxB chips

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This patch adds support for detecting SST 39VF32xxB and 39VF64xxB
chips in CFI mode.

Signed-off-by: Guillaume LECERF <glecerf@gmail.com>
Reviewed-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Guillaume LECERF 2010-04-24 17:58:27 +02:00 • committed by David Woodhouse
parent 83dcd3bb11
commit 5a0563f0ad
1 changed files with 15 additions and 0 deletions
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15
drivers/mtd/chips/cfi_cmdset_0002.c
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@ -283,6 +283,17 @@ static void fixup_sst39vf(struct mtd_info *mtd, void *param)
cfi->addr_unlock2 = 0x2AAA; cfi->addr_unlock2 = 0x2AAA;
} }
static void fixup_sst39vf_rev_b(struct mtd_info *mtd, void *param)
{
struct map_info *map = mtd->priv;
struct cfi_private *cfi = map->fldrv_priv;
fixup_old_sst_eraseregion(mtd);
cfi->addr_unlock1 = 0x555;
cfi->addr_unlock2 = 0x2AA;
}
static void fixup_s29gl064n_sectors(struct mtd_info *mtd, void *param) static void fixup_s29gl064n_sectors(struct mtd_info *mtd, void *param)
{ {
struct map_info *map = mtd->priv; struct map_info *map = mtd->priv;
@ -311,6 +322,10 @@ static struct cfi_fixup cfi_nopri_fixup_table[] = {
{ CFI_MFR_SST, 0x234B, fixup_sst39vf, NULL, }, // SST39VF1601 { CFI_MFR_SST, 0x234B, fixup_sst39vf, NULL, }, // SST39VF1601
{ CFI_MFR_SST, 0x235A, fixup_sst39vf, NULL, }, // SST39VF3202 { CFI_MFR_SST, 0x235A, fixup_sst39vf, NULL, }, // SST39VF3202
{ CFI_MFR_SST, 0x235B, fixup_sst39vf, NULL, }, // SST39VF3201 { CFI_MFR_SST, 0x235B, fixup_sst39vf, NULL, }, // SST39VF3201
{ CFI_MFR_SST, 0x235C, fixup_sst39vf_rev_b, NULL, }, // SST39VF3202B
{ CFI_MFR_SST, 0x235D, fixup_sst39vf_rev_b, NULL, }, // SST39VF3201B
{ CFI_MFR_SST, 0x236C, fixup_sst39vf_rev_b, NULL, }, // SST39VF6402B
{ CFI_MFR_SST, 0x236D, fixup_sst39vf_rev_b, NULL, }, // SST39VF6401B
{ 0, 0, NULL, NULL } { 0, 0, NULL, NULL }
}; };