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authorKyungmin Park <kyungmin.park@samsung.com>2010-12-06 09:05:18 +0900
committerDavid Woodhouse <David.Woodhouse@intel.com>2011-01-06 15:16:39 +0000
commitd983c54ebd875f5f6fd37c154195c1c456a7af70 (patch)
treef819b5d61328e35664262d6aced043d0c4a0609e /drivers/mtd
parentbeda1d49941765c0765e0f3cb95b4a86de67745d (diff)
mtd: OneNAND: Fix multi block erase support at 4KiB pagesize
Original 4KiB pagesize chip (SLC) doesn't support Multi block erase at Spec. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/onenand/onenand_base.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index c38bf9c54a1..88f23e3f301 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -2492,7 +2492,8 @@ static int onenand_erase(struct mtd_info *mtd, struct erase_info *instr)
/* Grab the lock and see if the device is available */
onenand_get_device(mtd, FL_ERASING);
- if (region || instr->len < MB_ERASE_MIN_BLK_COUNT * block_size) {
+ if (ONENAND_IS_4KB_PAGE(this) || region ||
+ instr->len < MB_ERASE_MIN_BLK_COUNT * block_size) {
/* region is set for Flex-OneNAND (no mb erase) */
ret = onenand_block_by_block_erase(mtd, instr,
region, block_size);