mmc: core: remove build warning caused by sprd bsp

During sprd bsp, not used function is added and it causes unused
function build warning. Remove the build warning by removing the
function.

Change-Id: Id3cea904edca1c41413c28f0c831617b5385af25
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>

diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index da5f279..9e08973 100644 (file)
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -1494,10 +1494,6 @@ static void mmc_detect(struct mmc_host *host)
 }
 
 static int mmc_sleep(struct mmc_host *host);
-static int mmc_can_sleep(struct mmc_card *card)
-{
-       return (card && card->ext_csd.rev >= 3);
-}
 
 static int _mmc_suspend(struct mmc_host *host, bool is_suspend)
 {