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Commit a98c3c23 authored by Ajay Kumar's avatar Ajay Kumar Committed by Kukjin Kim
Browse files

ARM: dts: update display related nodes for exynos5250-snow 



Add DT nodes for ptn3460 bridge chip and panel.
Add backlight enable pin and backlight power supply for pwm-backlight.
Also add bridge phandle needed by dp to enable display on snow.

Signed-off-by: default avatarAjay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 132fd5be

arch/arm/boot/dts/exynos5250-snow.dts

+22 −19
Original line number Diff line number Diff line
@@ -9,6 +9,7 @@ 
*/



/dts-v1/;

#include <dt-bindings/gpio/gpio.h>

#include "exynos5250.dtsi"



/ {
@@ -194,7 +195,7 @@ 
					dcdc3 {

						ti,enable-ext-control;

					};

					fet1 {

					fet1: fet1 {

						regulator-name = "vcd_led";

						ti,overcurrent-wait = <3>;

					};
@@ -217,7 +218,7 @@ 
						regulator-always-on;

						ti,overcurrent-wait = <3>;

					};

					fet6 {

					fet6: fet6 {

						regulator-name = "lcd_vdd";

						ti,overcurrent-wait = <3>;

					};
@@ -246,6 +247,15 @@ 
			pinctrl-0 = <&max98095_en>;

			pinctrl-names = "default";

		};



		ptn3460: lvds-bridge@20 {

			compatible = "nxp,ptn3460";

			reg = <0x20>;

			powerdown-gpios = <&gpy2 5 GPIO_ACTIVE_HIGH>;

			reset-gpios = <&gpx1 5 GPIO_ACTIVE_HIGH>;

			edid-emulation = <5>;

			panel = <&panel>;

		};

	};



	i2s0: i2s@03830000 {
@@ -298,11 +308,13 @@ 
		vdd_pll-supply = <&ldo8_reg>;

	};



	backlight {

	backlight: backlight {

		compatible = "pwm-backlight";

		pwms = <&pwm 0 1000000 0>;

		brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;

		default-brightness-level = <7>;

		enable-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;

		power-supply = <&fet1>;

		pinctrl-0 = <&pwm0_out>;

		pinctrl-names = "default";

	};
@@ -312,6 +324,12 @@ 
		samsung,invert-vclk;

	};



	panel: panel {

		compatible = "auo,b116xw03";

		power-supply = <&fet6>;

		backlight = <&backlight>;

	};



	dp-controller@145B0000 {

		status = "okay";

		pinctrl-names = "default";
@@ -323,22 +341,7 @@ 
		samsung,link-rate = <0x0a>;

		samsung,lane-count = <2>;

		samsung,hpd-gpio = <&gpx0 7 0>;



		display-timings {

			native-mode = <&timing1>;



			timing1: timing@1 {

				clock-frequency = <70589280>;

				hactive = <1366>;

				vactive = <768>;

				hfront-porch = <40>;

				hback-porch = <40>;

				hsync-len = <32>;

				vback-porch = <10>;

				vfront-porch = <12>;

				vsync-len = <6>;

			};

		};

		bridge = <&ptn3460>;

	};

};