linux-kernel - [PATCH v7 4/5] arm64: dts: qcom: monaco-evk: Add camera AVDD regulators

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Message-ID: <20251216062223.2474216-5-quic_nihalkum@quicinc.com>
Date: Tue, 16 Dec 2025 11:52:22 +0530
From: Nihal Kumar Gupta <quic_nihalkum@...cinc.com>
To: <bryan.odonoghue@...aro.org>, <mchehab@...nel.org>, <robh@...nel.org>,
        <krzk+dt@...nel.org>, <conor+dt@...nel.org>, <andersson@...nel.org>,
        <konradybcio@...nel.org>, <hverkuil-cisco@...all.nl>,
        <cros-qcom-dts-watchers@...omium.org>, <catalin.marinas@....com>,
        <will@...nel.org>
CC: <linux-arm-kernel@...ts.infradead.org>, <quic_svankada@...cinc.com>,
        <linux-media@...r.kernel.org>, <linux-arm-msm@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v7 4/5] arm64: dts: qcom: monaco-evk: Add camera AVDD regulators

Define three fixed regulators for camera AVDD rails, each gpio-controlled
with corresponding pinctrl definitions.

Signed-off-by: Nihal Kumar Gupta <quic_nihalkum@...cinc.com>
Signed-off-by: Vikram Sharma <quic_vikramsa@...cinc.com>
---
 arch/arm64/boot/dts/qcom/monaco-evk.dts | 51 +++++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/monaco-evk.dts b/arch/arm64/boot/dts/qcom/monaco-evk.dts
index bb35893da73d..75110129fd09 100644
--- a/arch/arm64/boot/dts/qcom/monaco-evk.dts
+++ b/arch/arm64/boot/dts/qcom/monaco-evk.dts
@@ -76,6 +76,36 @@ platform {
 			};
 		};
 	};
+
+	vreg_cam0_2p8: vreg-cam0-2p8 {
+		compatible = "regulator-fixed";
+		regulator-name = "vreg_cam0_2p8";
+		startup-delay-us = <10000>;
+		enable-active-high;
+		gpio = <&tlmm 73 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&cam0_avdd_2v8_en_default>;
+		pinctrl-names = "default";
+	};
+
+	vreg_cam1_2p8: vreg-cam1-2p8 {
+		compatible = "regulator-fixed";
+		regulator-name = "vreg_cam1_2p8";
+		startup-delay-us = <10000>;
+		enable-active-high;
+		gpio = <&tlmm 74 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&cam1_avdd_2v8_en_default>;
+		pinctrl-names = "default";
+	};
+
+	vreg_cam2_2p8: vreg-cam2-2p8 {
+		compatible = "regulator-fixed";
+		regulator-name = "vreg_cam2_2p8";
+		startup-delay-us = <10000>;
+		enable-active-high;
+		gpio = <&tlmm 75 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&cam2_avdd_2v8_en_default>;
+		pinctrl-names = "default";
+	};
 };
 
 &apps_rsc {
@@ -435,6 +465,27 @@ &serdes0 {
 };
 
 &tlmm {
+	cam0_avdd_2v8_en_default: cam0-avdd-2v8-en-state {
+		pins = "gpio73";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	cam1_avdd_2v8_en_default: cam1-avdd-2v8-en-state {
+		pins = "gpio74";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	cam2_avdd_2v8_en_default: cam2-avdd-2v8-en-state {
+		pins = "gpio75";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	ethernet0_default: ethernet0-default-state {
 		ethernet0_mdc: ethernet0-mdc-pins {
 			pins = "gpio5";
-- 
2.34.1