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| author | Bartlomiej Sieka <tur@semihalf.com> | 2007-11-26 18:55:18 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-01-10 22:07:12 +0000 |
| commit | de7921f01a407e0cb38143363995db89a5f9a5c5 (patch) | |
| tree | 425512d0db3500d05d2c4388d227e89ed82bb5d7 /include/linux/mtd | |
| parent | 78b65179d08e7e4466ba69d5ede85035a2c96358 (diff) | |
| download | linux-stable-de7921f01a407e0cb38143363995db89a5f9a5c5.tar.gz linux-stable-de7921f01a407e0cb38143363995db89a5f9a5c5.tar.bz2 linux-stable-de7921f01a407e0cb38143363995db89a5f9a5c5.zip | |
[MTD] [NOR] Fix incorrect interface code for x16/x32 chips
According to "Common Flash Memory Interface Publication 100" dated December 1,
2001, the interface code for x16/x32 chips is 0x0005, and not 0x0004 used so
far.
Signed-off-by: Bartlomiej Sieka <tur@semihalf.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'include/linux/mtd')
| -rw-r--r-- | include/linux/mtd/cfi.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index e17c5343cf51..b0ddf4b25862 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -98,6 +98,18 @@ static inline int cfi_interleave_supported(int i) #define CFI_DEVICETYPE_X32 (32 / 8) #define CFI_DEVICETYPE_X64 (64 / 8) + +/* Device Interface Code Assignments from the "Common Flash Memory Interface + * Publication 100" dated December 1, 2001. + */ +#define CFI_INTERFACE_X8_ASYNC 0x0000 +#define CFI_INTERFACE_X16_ASYNC 0x0001 +#define CFI_INTERFACE_X8_BY_X16_ASYNC 0x0002 +#define CFI_INTERFACE_X32_ASYNC 0x0003 +#define CFI_INTERFACE_X16_BY_X32_ASYNC 0x0005 +#define CFI_INTERFACE_NOT_ALLOWED 0xffff + + /* NB: We keep these structures in memory in HOST byteorder, except * where individually noted. */ |