From db3b9baa5b61d005471c3a741522b6fad3083880 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Thu, 11 Jul 2013 21:30:16 +0200 Subject: [PATCH] ARM: mxs: Add backlight support for M28EVK This patch adds backlight support for M28EVK. Signed-off-by: Marek Vasut Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx28-m28evk.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/imx28-m28evk.dts b/arch/arm/boot/dts/imx28-m28evk.dts index 44d9da5..0d322a2 100644 --- a/arch/arm/boot/dts/imx28-m28evk.dts +++ b/arch/arm/boot/dts/imx28-m28evk.dts @@ -235,6 +235,12 @@ pinctrl-0 = <&auart2_2pins_b>; status = "okay"; }; + + pwm: pwm@80064000 { + pinctrl-names = "default"; + pinctrl-0 = <&pwm4_pins_a>; + status = "okay"; + }; }; }; @@ -270,6 +276,13 @@ }; }; + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 4 5000000>; + brightness-levels = <0 4 8 16 32 64 128 255>; + default-brightness-level = <6>; + }; + regulators { compatible = "simple-bus"; -- 2.7.4