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| author | Tom Rini <trini@ti.com> | 2012-11-26 14:53:33 -0700 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-11-26 14:53:33 -0700 |
| commit | dfe161032d007e4901064ab36b58f054126b1f35 (patch) | |
| tree | 5389a370fbb7cfcf070669a0dc190fc765a3c985 /include/linux | |
| parent | d6bc7dcc0347765c4621c253ea68b07985d8c1f0 (diff) | |
| parent | 3287f6d3858faee768a7c47515bd21914ad591a2 (diff) | |
| download | u-boot-imx-dfe161032d007e4901064ab36b58f054126b1f35.zip u-boot-imx-dfe161032d007e4901064ab36b58f054126b1f35.tar.gz u-boot-imx-dfe161032d007e4901064ab36b58f054126b1f35.tar.bz2 | |
Merge branch 'master' of git://git.denx.de/u-boot-nand-flash
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mtd/nand.h | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index f63e04b..e9e9045 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -194,6 +194,9 @@ typedef enum { /* Device behaves just like nand, but is readonly */ #define NAND_ROM 0x00000800 +/* Device supports subpage reads */ +#define NAND_SUBPAGE_READ 0x00001000 + /* Options valid for Samsung large page devices */ #define NAND_SAMSUNG_LP_OPTIONS \ (NAND_NO_PADDING | NAND_CACHEPRG | NAND_COPYBACK) @@ -203,9 +206,7 @@ typedef enum { #define NAND_MUST_PAD(chip) (!(chip->options & NAND_NO_PADDING)) #define NAND_HAS_CACHEPROG(chip) ((chip->options & NAND_CACHEPRG)) #define NAND_HAS_COPYBACK(chip) ((chip->options & NAND_COPYBACK)) -/* Large page NAND with SOFT_ECC should support subpage reads */ -#define NAND_SUBPAGE_READ(chip) ((chip->ecc.mode == NAND_ECC_SOFT) \ - && (chip->page_shift > 9)) +#define NAND_HAS_SUBPAGE_READ(chip) ((chip->options & NAND_SUBPAGE_READ)) /* Non chip related options */ /* |