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[MMC] Support MMC version 4 cards 

Version 4 of the MMC specification increased the version number of the
CID structure. None of the fields changed though so the only required
change is adding '4' to the approved list.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
hifive-unleashed-5.1
Pierre Ossman 2006-01-08 14:23:02 +00:00 committed by Russell King
parent 5e68d95d15
commit cb757b4eef
1 changed files with 1 additions and 0 deletions
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drivers/mmc/mmc.c
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@ -495,6 +495,7 @@ static void mmc_decode_cid(struct mmc_card *card)
case 2: /* MMC v2.0 - v2.2 */
case 3: /* MMC v3.1 - v3.3 */
case 4: /* MMC v4 */
card->cid.manfid = UNSTUFF_BITS(resp, 120, 8);
card->cid.oemid = UNSTUFF_BITS(resp, 104, 16);
card->cid.prod_name[0] = UNSTUFF_BITS(resp, 96, 8);