[PATCH 3/3] arm64: dts: mediatek: mt8395-nio-12l: add support for blue and red LEDs

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The Radxa NIO 12L board has an RGB LED, of which only red and blue
are controllable.

Red and blue LEDs: no need to choose, both are enabled.

Signed-off-by: Julien Massot <julien.massot@xxxxxxxxxxxxx>
---
 .../boot/dts/mediatek/mt8395-radxa-nio-12l.dts     | 31 ++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
index fd596e2298285361ad7c2fb828feec598d75a73e..12288ad4d2932b7f78c96c0efe366a046721f919 100644
--- a/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8395-radxa-nio-12l.dts
@@ -10,6 +10,7 @@
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/leds/common.h>
 #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
 #include <dt-bindings/regulator/mediatek,mt6360-regulator.h>
 #include <dt-bindings/spmi/spmi.h>
@@ -73,6 +74,28 @@ button-volume-up {
 		};
 	};
 
+	gpio-leds {
+		compatible = "gpio-leds";
+		pinctrl-0 = <&gpio_leds_pins>;
+		pinctrl-names = "default";
+
+		/*
+		 * This board has a RGB LED, of which only R and B
+		 * are controllable.
+		 */
+		led-0 {
+			label = "rgb-blue";
+			color = <LED_COLOR_ID_BLUE>;
+			gpios = <&pio 6 GPIO_ACTIVE_HIGH>;
+		};
+
+		led-1 {
+			label = "rgb-red";
+			color = <LED_COLOR_ID_RED>;
+			gpios = <&pio 7 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
 	wifi_vreg: regulator-wifi-3v3-en {
 		compatible = "regulator-fixed";
 		regulator-name = "wifi_3v3_en";
@@ -647,6 +670,14 @@ pins {
 		};
 	};
 
+	gpio_leds_pins: gpio-leds-pins {
+		pins {
+			pinmux = <PINMUX_GPIO6__FUNC_GPIO6>,
+				 <PINMUX_GPIO7__FUNC_GPIO7>;
+			output-low;
+		};
+	};
+
 	i2c2_pins: i2c2-pins {
 		pins-bus {
 			pinmux = <PINMUX_GPIO12__FUNC_SDA2>,

-- 
2.50.1





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