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Commit eed97298 authored by Bo Shen's avatar Bo Shen Committed by Nicolas Ferre
Browse files

ARM: at91: at91sam9m10g45ek: switch to PWM leds 



The d6 and d7 is connected to PWM, we can use PWM to control it,
so switch to PWM leds.

Signed-off-by: default avatarBo Shen <voice.shen@atmel.com>
Signed-off-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent f3ab0527

arch/arm/boot/dts/at91sam9m10g45ek.dts

+23 −2
Original line number Diff line number Diff line
@@ -105,6 +105,14 @@ 
							 AT91_PIOD 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;	/* PD29 gpio WP pin pull up */

					};

				};



				pwm0 {

					pinctrl_pwm_leds: pwm-led {

						atmel,pins =

							<AT91_PIOD 0  AT91_PERIPH_B AT91_PINCTRL_PULL_UP	/* PD0 periph B */

							 AT91_PIOD 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;	/* PD31 periph B */

					};

				};

			};



			spi0: spi@fffa4000{
@@ -121,6 +129,13 @@ 
				atmel,vbus-gpio = <&pioB 19 GPIO_ACTIVE_HIGH>;

				status = "okay";

			};



			pwm0: pwm@fffb8000 {

				status = "okay";



				pinctrl-names = "default";

				pinctrl-0 = <&pinctrl_pwm_leds>;

			};

		};



		fb0: fb@0x00500000 {
@@ -194,16 +209,22 @@ 
			gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;

			linux,default-trigger = "heartbeat";

		};

	};



	pwmleds {

		compatible = "pwm-leds";



		d6 {

			label = "d6";

			gpios = <&pioD 0 GPIO_ACTIVE_LOW>;

			pwms = <&pwm0 3 5000 0>;

			max-brightness = <255>;

			linux,default-trigger = "nand-disk";

		};



		d7 {

			label = "d7";

			gpios = <&pioD 31 GPIO_ACTIVE_LOW>;

			pwms = <&pwm0 1 5000 0>;

			max-brightness = <255>;

			linux,default-trigger = "mmc0";

		};

	};