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mtd: onenand: add support for chips with 4KiB page size

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This patch adds support for OneNAND chips that have 4KiB page size.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Kyungmin Park 2010-04-28 17:46:45 +02:00 • committed by David Woodhouse
parent 7d84b6273c
commit 6a88c47bd5
2 changed files with 23 additions and 13 deletions
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4
include/linux/mtd/onenand.h
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@ -175,10 +175,14 @@ struct onenand_chip {
#define ONENAND_HAS_CONT_LOCK (0x0001)
#define ONENAND_HAS_UNLOCK_ALL (0x0002)
#define ONENAND_HAS_2PLANE (0x0004)
#define ONENAND_HAS_4KB_PAGE (0x0008)
#define ONENAND_SKIP_UNLOCK_CHECK (0x0100)
#define ONENAND_PAGEBUF_ALLOC (0x1000)
#define ONENAND_OOBBUF_ALLOC (0x2000)
#define ONENAND_IS_4KB_PAGE(this) \
(this->options & ONENAND_HAS_4KB_PAGE)
/*
* OneNAND Flash Manufacturer ID Codes
*/