Commit 87c692fd authored by Chris Morgan's avatar Chris Morgan Committed by Heiko Stuebner
Browse files

arm64: dts: rockchip: Update leds for Anbernic RGxx3 Series 



Each of the LEDs on the RGxx3 which is currently controlled via GPIO
can also be controlled via a PWM. Change each of the LEDs to PWM so
that users have the ability to adjust the brightness of the LEDs
according to their preference.

Signed-off-by: default avatarChris Morgan <macromorgan@hotmail.com>
Link: https://lore.kernel.org/r/20230512191633.33416-1-macroalpha82@gmail.com


Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 4d83538a

arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi

+22 −17
Original line number Diff line number Diff line
@@ -191,30 +191,30 @@ hdmi_con_in: endpoint { 
		};

	};



	leds: gpio-leds {

		compatible = "gpio-leds";

		pinctrl-0 = <&led_pins>;

		pinctrl-names = "default";

	leds: pwm-leds {

		compatible = "pwm-leds";



		green_led: led-0 {

			color = <LED_COLOR_ID_GREEN>;

			default-state = "on";

			function = LED_FUNCTION_POWER;

			gpios = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>;

			max-brightness = <255>;

			pwms = <&pwm6 0 25000 0>;

		};



		amber_led: led-1 {

			color = <LED_COLOR_ID_AMBER>;

			function = LED_FUNCTION_CHARGING;

			gpios = <&gpio0 RK_PC6 GPIO_ACTIVE_HIGH>;

			retain-state-suspended;

			max-brightness = <255>;

			pwms = <&pwm7 0 25000 0>;

		};



		red_led: led-2 {

			color = <LED_COLOR_ID_RED>;

			default-state = "off";

			function = LED_FUNCTION_STATUS;

			gpios = <&gpio0 RK_PC7 GPIO_ACTIVE_HIGH>;

			max-brightness = <255>;

			pwms = <&pwm0 0 25000 0>;

		};

	};
@@ -597,15 +597,6 @@ btn_pins_vol: btn-pins-vol { 
		};

	};



	gpio-led {

		led_pins: led-pins {

			rockchip,pins =

				<0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>,

				<0 RK_PC6 RK_FUNC_GPIO &pcfg_pull_none>,

				<0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>;

		};

	};



	joy-mux {

		joy_mux_en: joy-mux-en {

			rockchip,pins =
@@ -654,10 +645,24 @@ &pmu_io_domains { 
	vccio7-supply = <&vcc_3v3>;

};



&pwm0 {

	pinctrl-0 = <&pwm0m1_pins>;

	pinctrl-names = "default";

	status = "okay";

};



&pwm5 {

	status = "okay";

};



&pwm6 {

	status = "okay";

};



&pwm7 {

	status = "okay";

};



&saradc {

	vref-supply = <&vcc_1v8>;

	status = "okay";