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authorAndrei Warkentin2011-05-23 15:06:38 -0500
committerChris Ball2011-05-25 16:49:03 -0400
commitf0d89972b01798cf9d245dfa1cacfa0ee78a3593 (patch)
treea3e69fc95825971384798eac4281148db837f891 /drivers/mmc/core
parente89d456fcdde2df008c032bf928e69e628e07a28 (diff)
mmc: core: Block CMD23 support for UHS104/SDXC cards.
SD cards operating at UHS104 or better support SET_BLOCK_COUNT. Signed-off-by: Andrei Warkentin <andreiw@motorola.com> Reviewed-by: Arindam Nath <arindam.nath@amd.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/core')
-rw-r--r--drivers/mmc/core/sd.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 596d0b9d30b8..ff2774128aa9 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -203,6 +203,8 @@ static int mmc_decode_scr(struct mmc_card *card)
else
card->erased_byte = 0x0;
+ if (scr->sda_spec3)
+ scr->cmds = UNSTUFF_BITS(resp, 32, 2);
return 0;
}