linux-kernel - [PATCH v4 13/18] arm64: dts: qcom: sm8450: Additionally manage MXC power domain in videocc

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Message-ID: <20250515-videocc-pll-multi-pd-voting-v4-13-571c63297d01@quicinc.com>
Date: Thu, 15 May 2025 00:38:58 +0530
From: Jagadeesh Kona <quic_jkona@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Michael Turquette
	<mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
	<conor+dt@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        "Vladimir
 Zapolskiy" <vladimir.zapolskiy@...aro.org>,
        Dmitry Baryshkov
	<lumag@...nel.org>
CC: Ajit Pandey <quic_ajipan@...cinc.com>,
        Imran Shaik
	<quic_imrashai@...cinc.com>,
        Taniya Das <quic_tdas@...cinc.com>,
        "Satya Priya
 Kakitapalli" <quic_skakitap@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Krzysztof Kozlowski
	<krzysztof.kozlowski@...aro.org>,
        Jagadeesh Kona <quic_jkona@...cinc.com>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        Dmitry Baryshkov
	<lumag@...nel.org>
Subject: [PATCH v4 13/18] arm64: dts: qcom: sm8450: Additionally manage MXC
 power domain in videocc

Videocc requires both MMCX and MXC rails to be powered ON to configure
the video PLLs on SM8450 platform. Hence add MXC power domain to videocc
node on SM8450.

Signed-off-by: Jagadeesh Kona <quic_jkona@...cinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 0b36f4cd4497ecffe0a15cd6102e9d9ac62a7425..36a67c679fbaed944d7590528b696635c306da5d 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -3198,8 +3198,10 @@ videocc: clock-controller@...0000 {
 			reg = <0 0x0aaf0000 0 0x10000>;
 			clocks = <&rpmhcc RPMH_CXO_CLK>,
 				 <&gcc GCC_VIDEO_AHB_CLK>;
-			power-domains = <&rpmhpd RPMHPD_MMCX>;
-			required-opps = <&rpmhpd_opp_low_svs>;
+			power-domains = <&rpmhpd RPMHPD_MMCX>,
+					<&rpmhpd RPMHPD_MXC>;
+			required-opps = <&rpmhpd_opp_low_svs>,
+					<&rpmhpd_opp_low_svs>;
 			#clock-cells = <1>;
 			#reset-cells = <1>;
 			#power-domain-cells = <1>;

-- 
2.34.1