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| author | Eric Bénard <eric@eukrea.com> | 2012-07-05 12:22:46 +0200 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-07-05 20:58:54 +0200 |
| commit | 4b23222c4d68bf40ad89c99bf5e7fcbaa235bffb (patch) | |
| tree | dca683032731510c0e9591de384e200efeee4e33 /include/linux/mtd/mtd-abi.h | |
| parent | 7baead578db7e47aedfcd3a5a21a69b9f37630d1 (diff) | |
| download | barebox-4b23222c4d68bf40ad89c99bf5e7fcbaa235bffb.tar.gz barebox-4b23222c4d68bf40ad89c99bf5e7fcbaa235bffb.tar.xz | |
nand_base: add ONFI flash detection
the code is taken from linux & u-boot implementations
Validated on an i.MX53 which gives the following log :
ONFI flash detected ... ONFI param page 0 valid
NAND device: Manufacturer ID: 0x2c, Chip ID: 0x38 (Micron MT29F8G08ABABAWP), page size: 4096, OOB size: 224
Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include/linux/mtd/mtd-abi.h')
| -rw-r--r-- | include/linux/mtd/mtd-abi.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/mtd/mtd-abi.h b/include/linux/mtd/mtd-abi.h index 33e1fe2805..90dee7eb02 100644 --- a/include/linux/mtd/mtd-abi.h +++ b/include/linux/mtd/mtd-abi.h @@ -115,16 +115,17 @@ struct nand_oobfree { uint32_t length; }; -#define MTD_MAX_OOBFREE_ENTRIES 8 +#define MTD_MAX_OOBFREE_ENTRIES_LARGE 32 +#define MTD_MAX_ECCPOS_ENTRIES_LARGE 128 /* FIXME : understand why 448 is not working */ /* * ECC layout control structure. Exported to userspace for * diagnosis and to allow creation of raw images */ struct nand_ecclayout { uint32_t eccbytes; - uint32_t eccpos[64]; + uint32_t eccpos[MTD_MAX_ECCPOS_ENTRIES_LARGE]; uint32_t oobavail; - struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES]; + struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES_LARGE]; }; /** |