ARM: shmobile: armadillo-reference: Add PWM backlight node to DT (87b73d88) · Commits · 戴 / test

arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts

+19 −0

Original line number	Diff line number	Diff line
		@@ -11,6 +11,7 @@
		/dts-v1/;
		/include/ "r8a7740.dtsi"
		#include <dt-bindings/gpio/gpio.h>
		#include <dt-bindings/pwm/pwm.h>

		/ {
		model = "armadillo 800 eva reference";
		@@ -49,6 +50,15 @@
		gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
		};
		};

		backlight {
		compatible = "pwm-backlight";
		pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
		brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
		default-brightness-level = <9>;
		pinctrl-0 = <&backlight_pins>;
		pinctrl-names = "default";
		};
		};

		&i2c0 {
		@@ -77,4 +87,13 @@
		renesas,groups = "intc_irq10";
		renesas,function = "intc";
		};

		backlight_pins: backlight {
		renesas,groups = "tpu0_to2_1";
		renesas,function = "tpu0";
		};
		};

		&tpu {
		status = "okay";
		};