mmc: mediatek: add bus_clk control
authorChaotian Jing <chaotian.jing@mediatek.com>
Sat, 29 Sep 2018 02:29:55 +0000 (10:29 +0800)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 8 Oct 2018 10:53:24 +0000 (12:53 +0200)
commit258bac4a61af9c4e7bc045ce2a17c9eb8c5fd9a5
tree88bbce0cd7ca588b83c2f2d16b9fc84ff7bd1810
parent716b717ac07de239c6ad7bd3c38f2ef979280595
mmc: mediatek: add bus_clk control

when gate MSDC0_HCLK, access register will hang, even the MSDC driver
will never accessing register after HCLK was gated, but for safety, need
gate the bus_clk(which used to access register) too.

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/mtk-sd.c