mmc: uniphier-sd: just return if already set to desired clock rate
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Thu, 25 Aug 2016 05:52:38 +0000 (14:52 +0900)
committerMasahiro Yamada <yamada.masahiro@socionext.com>
Sun, 28 Aug 2016 03:39:51 +0000 (12:39 +0900)
commit4a89a24e26670921614a83098e5c0692de2be86e
tree7f7e8314b41614fb1e08e68727ab518a518e8323
parent8be12e28394efce2844e0a08e8c6e38e60f36d31
mmc: uniphier-sd: just return if already set to desired clock rate

With this, we can save unnecessary udelay().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
drivers/mmc/uniphier-sd.c