mmc: core: Detect eMMC v4.5 ext_csd entries
Kyungmin Park [Tue, 26 Jul 2011 08:12:37 +0000 (17:12 +0900)]
The eMMC v4.5 Spec is released now:

EXT_CSD_REV Extended CSD Revision
255-7 Reserved
6 Revision 1.6 (for MMC v4.5)
5 Revision 1.5 (for MMV v4.41)
...

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

drivers/mmc/core/mmc.c

index aa7d1d7..5700b1c 100644 (file)
@@ -259,7 +259,7 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd)
        }
 
        card->ext_csd.rev = ext_csd[EXT_CSD_REV];
-       if (card->ext_csd.rev > 5) {
+       if (card->ext_csd.rev > 6) {
                printk(KERN_ERR "%s: unrecognised EXT_CSD revision %d\n",
                        mmc_hostname(card->host), card->ext_csd.rev);
                err = -EINVAL;