linux-kernel - [PATCH] arm64: dts: qcom: hamoa-iot-evk: enable pwm rgb leds

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Message-Id: <20251017-add-rgb-led-for-hamoa-iot-evk-v1-1-6df8c109da57@oss.qualcomm.com>
Date: Fri, 17 Oct 2025 16:06:39 +0800
From: Tingguo Cheng <tingguo.cheng@....qualcomm.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: kernel@....qualcomm.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Kamal Wadhwa <kamal.wadhwa@....qualcomm.com>,
        Rakesh Kota <rakesh.kota@....qualcomm.com>,
        Fenglin Wu <fenglin.wu@....qualcomm.com>,
        Tingguo Cheng <tingguo.cheng@....qualcomm.com>
Subject: [PATCH] arm64: dts: qcom: hamoa-iot-evk: enable pwm rgb leds

Add red, green and blue LED channels for the RGB device connected to
PMC8380C PWM-LED pins.

Signed-off-by: Tingguo Cheng <tingguo.cheng@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
index df8d6e5c1f45e04a9f225b1df2ac6d4c4930e83f..a0b392984f43b6f525d6e82c6f31416b93795b9b 100644
--- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
+++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts
@@ -5,6 +5,7 @@
 
 /dts-v1/;
 
+#include <dt-bindings/leds/common.h>
 #include "hamoa-iot-som.dtsi"
 
 / {
@@ -867,6 +868,33 @@ usb0_1p8_reg_en: usb0-1p8-reg-en-state {
 	};
 };
 
+&pm8550_pwm {
+	status = "okay";
+
+	multi-led {
+		color = <LED_COLOR_ID_RGB>;
+		function = LED_FUNCTION_STATUS;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		led@1 {
+			reg = <1>;
+			color = <LED_COLOR_ID_RED>;
+		};
+
+		led@2 {
+			reg = <2>;
+			color = <LED_COLOR_ID_GREEN>;
+		};
+
+		led@3 {
+			reg = <3>;
+			color = <LED_COLOR_ID_BLUE>;
+		};
+	};
+};
+
 &pmc8380_5_gpios {
 	usb0_pwr_1p15_reg_en: usb0-pwr-1p15-reg-en-state {
 		pins = "gpio8";

---
base-commit: 18ffc9eacb541fa128e9e529f8fd6c6e795624f0
change-id: 20251017-add-rgb-led-for-hamoa-iot-evk-43ed6bda73a5

Best regards,
-- 
Tingguo Cheng <tingguo.cheng@....qualcomm.com>