Commit b3253241 authored by Tim Harvey's avatar Tim Harvey Committed by Shawn Guo
Browse files

ARM: dts: imx: add LVDS backlight for Ventana 



The GW54xx/GW53xx/GW52xx all support LVDS with a PWM controlled backlight.

Signed-off-by: default avatarTim Harvey <tharvey@gateworks.com>
Signed-off-by: default avatarShawn Guo <shawn.guo@freescale.com>
parent 13d9ab5e

arch/arm/boot/dts/imx6qdl-gw52xx.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -27,6 +27,13 @@ chosen { 
		bootargs = "console=ttymxc1,115200";

	};



	backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm4 0 5000000>;

		brightness-levels = <0 4 8 16 32 64 128 255>;

		default-brightness-level = <7>;

	};



	leds {

		compatible = "gpio-leds";
@@ -399,6 +406,12 @@ MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 
			>;

		};



		pinctrl_pwm4: pwm4grp {

			fsl,pins = <

				MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1

			>;

		};



		pinctrl_uart1: uart1grp {

			fsl,pins = <

				MX6QDL_PAD_SD3_DAT7__UART1_TX_DATA	0x1b0b1
@@ -448,6 +461,12 @@ &pcie { 
	status = "okay";

};



&pwm4 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_pwm4>;

	status = "okay";

};



&ssi1 {

	fsl,mode = "i2s-slave";

	status = "okay";

arch/arm/boot/dts/imx6qdl-gw53xx.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -30,6 +30,13 @@ chosen { 
		bootargs = "console=ttymxc1,115200";

	};



	backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm4 0 5000000>;

		brightness-levels = <0 4 8 16 32 64 128 255>;

		default-brightness-level = <7>;

	};



	leds {

		compatible = "gpio-leds";
@@ -439,6 +446,12 @@ MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 
			>;

		};



		pinctrl_pwm4: pwm4grp {

			fsl,pins = <

				MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1

			>;

		};



		pinctrl_uart1: uart1grp {

			fsl,pins = <

				MX6QDL_PAD_SD3_DAT7__UART1_TX_DATA	0x1b0b1
@@ -513,6 +526,12 @@ eth1: sky2@8 { /* MAC/PHY on bus 8 */ 
	};

};



&pwm4 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_pwm4>;

	status = "okay";

};



&ssi1 {

	fsl,mode = "i2s-slave";

	status = "okay";

arch/arm/boot/dts/imx6qdl-gw54xx.dtsi

+19 −0
Original line number Diff line number Diff line
@@ -30,6 +30,13 @@ chosen { 
		bootargs = "console=ttymxc1,115200";

	};



	backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm4 0 5000000>;

		brightness-levels = <0 4 8 16 32 64 128 255>;

		default-brightness-level = <7>;

	};



	leds {

		compatible = "gpio-leds";
@@ -461,6 +468,12 @@ MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 
			>;

		};



		pinctrl_pwm4: pwm4grp {

			fsl,pins = <

				MX6QDL_PAD_SD1_CMD__PWM4_OUT		0x1b0b1

			>;

		};



		pinctrl_uart1: uart1grp {

			fsl,pins = <

				MX6QDL_PAD_SD3_DAT7__UART1_TX_DATA	0x1b0b1
@@ -535,6 +548,12 @@ eth1: sky2@8 { /* MAC/PHY on bus 8 */ 
	};

};



&pwm4 {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_pwm4>;

	status = "okay";

};



&ssi1 {

	fsl,mode = "i2s-slave";

	status = "okay";