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[MTD] NAND: add subpage write support

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Many SLC NANDs support up to 4 writes at one NAND page. Add support
of this feature.

Signed-off-by: Artem Bityutskiy <dedekind@infradead.org>
This commit is contained in:
Thomas Gleixner
2006-09-28 15:38:36 +02:00
committed by Artem Bityutskiy
parent f6a7ecb18d
commit 29072b9607
5 changed files with 57 additions and 9 deletions
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drivers/mtd/mtdconcat.c
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@@ -772,6 +772,7 @@ struct mtd_info *mtd_concat_create(struct mtd_info *subdev[], /* subdevices to c
concat->mtd.ecc_stats.badblocks +=
subdev[i]->ecc_stats.badblocks;
if (concat->mtd.writesize != subdev[i]->writesize ||
concat->mtd.subpage_sft != subdev[i]->subpage_sft ||
concat->mtd.oobsize != subdev[i]->oobsize ||
concat->mtd.ecctype != subdev[i]->ecctype ||
concat->mtd.eccsize != subdev[i]->eccsize ||