arm64: dts: qcom: sc8180x: Require LOW_SVS vote for MMCX if DISPCC is on

To ensure the PLLs are getting enough power, cast a vote with DISPCC so
that MMCX is at least at LOW_SVS.

Fixes: 494dec9b6f54 ("arm64: dts: qcom: sc8180x: Add display and gpu nodes")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20231230-topic-8180_more_fixes-v1-7-93b5c107ed43@linaro.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
index 3bb9d25b1dec69efb6b76b5e3cd2c67ad50400b2..97c139d0399d45f70d8cc24efbdf767e125c1050 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
@@ -3217,6 +3217,7 @@
                                      "edp_phy_pll_link_clk",
                                      "edp_phy_pll_vco_div_clk";
                        power-domains = <&rpmhpd SC8180X_MMCX>;
+                       required-opps = <&rpmhpd_opp_low_svs>;
                        #clock-cells = <1>;
                        #reset-cells = <1>;
                        #power-domain-cells = <1>;