11-chrome-backlight.patch

diff --git arch/arm/boot/dts/exynos5250-pinctrl.dtsi arch/arm/boot/dts/exynos5250-pinctrl.dtsi
index 9a49e68..b0b46cd 100644
--- arch/arm/boot/dts/exynos5250-pinctrl.dtsi
+++ arch/arm/boot/dts/exynos5250-pinctrl.dtsi
@@ -351,6 +351,13 @@
 			samsung,pin-drv = <0>;
 		};
 
+        pwm0_out: pwm0-out {
+            samsung,pins = "gpb2-0";
+            samsung,pin-function = <2>;
+            samsung,pin-pud = <0>;
+            samsung,pin-drv = <0>;
+        };
+
 		i2c7_bus: i2c7-bus {
 			samsung,pins = "gpb2-2", "gpb2-3";
 			samsung,pin-function = <3>;
diff --git arch/arm/boot/dts/exynos5250-snow.dts arch/arm/boot/dts/exynos5250-snow.dts
index 87e37f4..d9a550e 100644
--- arch/arm/boot/dts/exynos5250-snow.dts
+++ arch/arm/boot/dts/exynos5250-snow.dts
@@ -215,4 +215,13 @@
 			clock-frequency = <24000000>;
 		};
 	};
+
+    backlight {
+        compatible = "pwm-backlight";
+        pwms = <&pwm 0 1000000 0>;
+        brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
+        default-brightness-level = <7>;
+        pinctrl-0 = <&pwm0_out>;
+        pinctrl-names = "default";
+    };
 };