linux-kernel - [PATCH v2] arm64: dts: qcom: ipq9574: enable GPIO based LED

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Date:   Wed, 25 Oct 2023 19:01:25 +0530
From:   Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
Subject: [PATCH v2] arm64: dts: qcom: ipq9574: enable GPIO based LED

Add support for wlan-2g LED on GPIO64.

Signed-off-by: Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
---
Changes in v2:
- Added function and color property
- Link to v1: https://lore.kernel.org/r/20231025-ipq9574-led-v1-1-b8217e997dfb@quicinc.com
---
 arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
index 49c9b6478357..91e104b0f865 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574-rdp-common.dtsi
@@ -10,6 +10,7 @@
 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
 #include "ipq9574.dtsi"
 
 / {
@@ -51,6 +52,20 @@ button-wps {
 			debounce-interval = <60>;
 		};
 	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&gpio_leds_default>;
+		pinctrl-names = "default";
+
+		led-0 {
+			color = <LED_COLOR_ID_GREEN>;
+			function = LED_FUNCTION_WLAN;
+			gpios = <&tlmm 64 GPIO_ACTIVE_LOW>;
+			linux,default-trigger = "phy0tx";
+			default-state = "off";
+		};
+	};
 };
 
 &blsp1_spi0 {
@@ -117,6 +132,13 @@ gpio_keys_default: gpio-keys-default-state {
 		drive-strength = <8>;
 		bias-pull-up;
 	};
+
+	gpio_leds_default: gpio-leds-default-state {
+		pins = "gpio64";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-pull-up;
+	};
 };
 
 &usb_0_dwc3 {

---
base-commit: fe1998aa935b44ef873193c0772c43bce74f17dc
change-id: 20231025-ipq9574-led-8bdaab4c9cf6

Best regards,
-- 
Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>