linux-kernel - [PATCH 3/6] arm64: dts: qcom: lemans-ride-common: add additional SerDes PHY regulators

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Message-Id: <20251124-sgmiieth_serdes_regulator-v1-3-73ae8f9cbe2a@oss.qualcomm.com>
Date: Mon, 24 Nov 2025 14:55:19 +0530
From: Mohd Ayaan Anwar <mohd.anwar@....qualcomm.com>
To: Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Wasim Nazir <wasim.nazir@....qualcomm.com>,
        Mohd Ayaan Anwar <quic_mohdayaa@...cinc.com>,
        Yijie Yang <quic_yijiyang@...cinc.com>
Cc: linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        Mohd Ayaan Anwar <mohd.anwar@....qualcomm.com>
Subject: [PATCH 3/6] arm64: dts: qcom: lemans-ride-common: add additional
 SerDes PHY regulators

Add the additional 0.9V regulators for both of the Qualcomm SerDes PHYs.

Fixes: 5ef26fb8b3ed ("arm64: dts: qcom: sa8775p-ride: enable the SerDes PHY")
Signed-off-by: Mohd Ayaan Anwar <mohd.anwar@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi b/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
index c69aa2f41ce29f9f841cc6e6651a8efc38690e19..17b5e79036161212f60e9f1f728c1af2448d1b4e 100644
--- a/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/lemans-ride-common.dtsi
@@ -779,11 +779,15 @@ &qup_uart17_rx {
 
 &serdes0 {
 	phy-supply = <&vreg_l5a>;
+	vdda-0p9-supply = <&vreg_l4a>;
+
 	status = "okay";
 };
 
 &serdes1 {
 	phy-supply = <&vreg_l5a>;
+	vdda-0p9-supply = <&vreg_l4a>;
+
 	status = "okay";
 };
 

-- 
2.34.1