mmc: dw_mmc: Convert to use DEFINE_SHOW_ATTRIBUTE

Use the newly added macro to simply to the code.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Shawn Lin 2018-02-23 16:47:26 +08:00 • committed by Ulf Hansson
commit 64c1412b77