linux-kernel - [PATCH v2 1/5] arm64: dts: rk3399-pinephone-pro: Add light/proximity sensor support

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Message-Id: <20250921-ppp_light_accel_mag_vol-down-v2-1-e6bcc6ca74ae@gmail.com>
Date: Sun, 21 Sep 2025 01:04:19 -0700
From: Rudraksha Gupta via B4 Relay <devnull+guptarud.gmail.com@...nel.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Heiko Stuebner <heiko@...ech.de>
Cc: devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Rudraksha Gupta <guptarud@...il.com>, Ondrej Jirman <megi@....cz>
Subject: [PATCH v2 1/5] arm64: dts: rk3399-pinephone-pro: Add
 light/proximity sensor support

From: Ondrej Jirman <megi@....cz>

Pinephone Pro uses STK3311

Signed-off-by: Ondrej Jirman <megi@....cz>
Signed-off-by: Rudraksha Gupta <guptarud@...il.com>
---
 arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
index 6f97e57f36f5599f4027a0f3db98bcbc69cef5e5..65ee0b805034a4357a766d4f1f9efa2d4a843d77 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
@@ -520,6 +520,17 @@ touchscreen@14 {
 		touchscreen-size-x = <720>;
 		touchscreen-size-y = <1440>;
 	};
+
+	light-sensor@48 {
+		compatible = "sensortek,stk3311";
+		reg = <0x48>;
+		interrupt-parent = <&gpio4>;
+		interrupts = <RK_PD3 IRQ_TYPE_EDGE_FALLING>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&stk3311_int>;
+		vdd-supply = <&vcc_3v0>;
+		leda-supply = <&vcc_3v0>;
+	};
 };
 
 &i2c4 {
@@ -689,6 +700,12 @@ vcc1v8_codec_en: vcc1v8-codec-en {
 		};
 	};
 
+	stk3311 {
+		stk3311_int: stk3311-int {
+			rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_input_pull_up>;
+		};
+	};
+
 	wireless-bluetooth {
 		bt_wake_pin: bt-wake-pin {
 			rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;

-- 
2.51.0