linux-kernel - [PATCH] ARM: dts: qcom: msm8974-hammerhead: Add notification LED

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Date:   Thu,  5 May 2022 18:43:37 +0200
From:   Luca Weiss <luca@...tu.xyz>
To:     linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        André Almeida <andrealmeid@...labora.com>,
        Luca Weiss <luca@...tu.xyz>, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] ARM: dts: qcom: msm8974-hammerhead: Add notification LED

From: André Almeida <andrealmeid@...labora.com>

Nexus 5 has a RGB LED connected to the TRILED and hence channels 7, 6 and
5 of the LPG. Add a node describing this.

Signed-off-by: Luca Weiss <luca@...tu.xyz>
Signed-off-by: André Almeida <andrealmeid@...labora.com>
---
This patch depends on the PM8941 LPG patch:
https://lore.kernel.org/linux-arm-msm/20220504205411.1510667-1-bjorn.andersson@linaro.org/

 .../qcom-msm8974-lge-nexus5-hammerhead.dts    | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
index 9493886a5c0d..94f3149d9f87 100644
--- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
+++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
@@ -3,6 +3,7 @@
 #include "qcom-pm8841.dtsi"
 #include "qcom-pm8941.dtsi"
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
 
 / {
@@ -313,6 +314,35 @@ otg {
 	};
 };
 
+&pm8941_lpg {
+	status = "okay";
+
+	qcom,power-source = <1>;
+
+	multi-led {
+		color = <LED_COLOR_ID_RGB>;
+		function = LED_FUNCTION_STATUS;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		led@7 {
+			reg = <7>;
+			color = <LED_COLOR_ID_RED>;
+		};
+
+		led@6 {
+			reg = <6>;
+			color = <LED_COLOR_ID_GREEN>;
+		};
+
+		led@5 {
+			reg = <5>;
+			color = <LED_COLOR_ID_BLUE>;
+		};
+	};
+};
+
 &rpm_requests {
 	pm8841-regulators {
 		compatible = "qcom,rpm-pm8841-regulators";
-- 
2.36.0