[MTD] [NOR] Fixup for Numonyx M29W128 chips
Prevent NUMONYX M29W128G memories from using write buffer, because it doesn't work properly. Signed-off-by: Darius Augulis <augulis.darius@gmail.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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@ -282,6 +282,16 @@ static void fixup_s29gl032n_sectors(struct mtd_info *mtd, void *param)
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}
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}
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static void fixup_M29W128G_write_buffer(struct mtd_info *mtd, void *param)
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{
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struct map_info *map = mtd->priv;
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struct cfi_private *cfi = map->fldrv_priv;
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if (cfi->cfiq->BufWriteTimeoutTyp) {
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pr_warning("Don't use write buffer on ST flash M29W128G\n");
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cfi->cfiq->BufWriteTimeoutTyp = 0;
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}
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}
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static struct cfi_fixup cfi_fixup_table[] = {
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{ CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri, NULL },
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#ifdef AMD_BOOTLOC_BUG
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@ -298,6 +308,7 @@ static struct cfi_fixup cfi_fixup_table[] = {
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{ CFI_MFR_AMD, 0x1301, fixup_s29gl064n_sectors, NULL, },
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{ CFI_MFR_AMD, 0x1a00, fixup_s29gl032n_sectors, NULL, },
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{ CFI_MFR_AMD, 0x1a01, fixup_s29gl032n_sectors, NULL, },
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{ CFI_MFR_ST, 0x227E, fixup_M29W128G_write_buffer, NULL, },
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#if !FORCE_WORD_WRITE
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{ CFI_MFR_ANY, CFI_ID_ANY, fixup_use_write_buffers, NULL, },
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#endif
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