clk: qcom: dispcc-sm8250: handle MMCX power domain

On SM8250 MMCX power domain is required to access MMDS_GDSC registers.
This power domain is expressed as mmcx-supply regulator property. Use
this regulator as MDSS_GDSC supply.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201023131925.334864-6-dmitry.baryshkov@linaro.org
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c
index 07a98d3..588575e 100644 (file)
--- a/drivers/clk/qcom/dispcc-sm8250.c
+++ b/drivers/clk/qcom/dispcc-sm8250.c
@@ -963,6 +963,7 @@ static struct gdsc mdss_gdsc = {
        },
        .pwrsts = PWRSTS_OFF_ON,
        .flags = HW_CTRL,
+       .supply = "mmcx",
 };
 
 static struct clk_regmap *disp_cc_sm8250_clocks[] = {