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Commit d983c54e authored by Kyungmin Park's avatar Kyungmin Park Committed by David Woodhouse
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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: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarArtem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: default avatarDavid Woodhouse <David.Woodhouse@intel.com>
parent beda1d49

drivers/mtd/onenand/onenand_base.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -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 */

	/* Grab the lock and see if the device is available */

	onenand_get_device(mtd, FL_ERASING);

	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) */

		/* region is set for Flex-OneNAND (no mb erase) */

		ret = onenand_block_by_block_erase(mtd, instr,

		ret = onenand_block_by_block_erase(mtd, instr,

						   region, block_size);

						   region, block_size);