diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2007-12-12 17:27:03 +0100 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-04-06 07:01:56 -0700 |
| commit | 81ec5364a58c0545b694dee02fe65b9ae48f37b6 (patch) | |
| tree | bc45bdf4930c3e2677354a6d2e3a8d6ca028eb0c /drivers | |
| parent | 45b09076149f1360e15919ca7e004e8d3810a0f7 (diff) | |
| download | lwn-81ec5364a58c0545b694dee02fe65b9ae48f37b6.tar.gz lwn-81ec5364a58c0545b694dee02fe65b9ae48f37b6.zip | |
[MTD] [NAND] Add support for 4KiB pages.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/nand/nand_base.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c index 0793ca39cc88..facee262b4ba 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -82,6 +82,20 @@ static struct nand_ecclayout nand_oob_64 = { .length = 38}} }; +static struct nand_ecclayout nand_oob_128 = { + .eccbytes = 48, + .eccpos = { + 80, 81, 82, 83, 84, 85, 86, 87, + 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, + 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127}, + .oobfree = { + {.offset = 2, + .length = 78}} +}; + static int nand_get_device(struct nand_chip *chip, struct mtd_info *mtd, int new_state); @@ -2638,6 +2652,9 @@ int nand_scan_tail(struct mtd_info *mtd) case 64: chip->ecc.layout = &nand_oob_64; break; + case 128: + chip->ecc.layout = &nand_oob_128; + break; default: printk(KERN_WARNING "No oob scheme defined for " "oobsize %d\n", mtd->oobsize); @@ -2767,6 +2784,7 @@ int nand_scan_tail(struct mtd_info *mtd) break; case 4: case 8: + case 16: mtd->subpage_sft = 2; break; } |