From db3b9baa5b61d005471c3a741522b6fad3083880 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marex@denx.de>
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 <marex@denx.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
---
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 44d9da57736e..0d322a2bebaf 100644
--- a/arch/arm/boot/dts/imx28-m28evk.dts
+++ b/arch/arm/boot/dts/imx28-m28evk.dts
@@ -235,6 +235,12 @@ auart2: serial@8006e000 {
pinctrl-0 = <&auart2_2pins_b>;
status = "okay";
};
+
+ pwm: pwm@80064000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pwm4_pins_a>;
+ status = "okay";
+ };
};
};
@@ -270,6 +276,13 @@ mac1: ethernet@800f4000 {
};
};
+ 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";
--
2.30.9