Commit 7d70d476 authored Jul 10, 2015 by Yangbo Lu Committed by Ulf Hansson Aug 17, 2015

mmc: block: add fixup of broken CMD23 for Sandisk card



Some Sandisk cards(such as "SDMB-32" and "SDM032" cards)
can't support CMD23, and would generate CMD timeout. So add
FIX-UP for these two types Sandisk cards.

Error log:
mmcblk0: timed out sending SET_BLOCK_COUNT command, card status 0x400900
mmcblk0: timed out sending SET_BLOCK_COUNT command, card status 0x400900
mmcblk0: timed out sending SET_BLOCK_COUNT command, card status 0x400900
end_request: I/O error, dev mmcblk0, sector 0
Buffer I/O error on device mmcblk0, logical block 0
mmcblk0: timed out sending SET_BLOCK_COUNT command, card status 0x400900

Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

parent 67b589a2

drivers/mmc/card/block.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -2411,6 +2411,10 @@ static const struct mmc_fixup blk_fixups[] =
		*
		* N.B. This doesn't affect SD cards.
		*/
		MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
		MMC_QUIRK_BLK_NO_CMD23),
		MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
		MMC_QUIRK_BLK_NO_CMD23),
		MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
		MMC_QUIRK_BLK_NO_CMD23),
		MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,

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