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authorThomas Gleixner <tglx@linutronix.de>2007-12-12 17:27:03 +0100
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-04-06 07:01:56 -0700
commit81ec5364a58c0545b694dee02fe65b9ae48f37b6 (patch)
treebc45bdf4930c3e2677354a6d2e3a8d6ca028eb0c /drivers/mtd/nand/nand_base.c
parent45b09076149f1360e15919ca7e004e8d3810a0f7 (diff)
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[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/mtd/nand/nand_base.c')
-rw-r--r--drivers/mtd/nand/nand_base.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 0793ca39cc8..facee262b4b 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;
}