mmc: dw_mmc-rockchip: remove setup_clock for rockchip

We remove setup_clock hook and combine it into
init hook to simplify the code

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
1 file changed