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authorTim Harvey <tharvey@gateworks.com>2014-04-30 23:32:30 -0700
committerShawn Guo <shawn.guo@freescale.com>2014-05-16 23:02:06 +0800
commitb3253241fd37a45fae2b25a2892145bed323d224 (patch)
tree023d56378d8c76bfef657c755be94973dd3e9d5b /arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
parent13d9ab5e8761986a8c24d225cca8e4b4e4a73ef1 (diff)
downloadlinux-stericsson-b3253241fd37a45fae2b25a2892145bed323d224.tar.gz
ARM: dts: imx: add LVDS backlight for Ventana
The GW54xx/GW53xx/GW52xx all support LVDS with a PWM controlled backlight. Signed-off-by: Tim Harvey <tharvey@gateworks.com> Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Diffstat (limited to 'arch/arm/boot/dts/imx6qdl-gw54xx.dtsi')
-rw-r--r--arch/arm/boot/dts/imx6qdl-gw54xx.dtsi19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
index cab94bfdf691..698d3063b295 100644
--- a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
@@ -30,6 +30,13 @@
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 @@
>;
};
+ 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 @@
};
};
+&pwm4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm4>;
+ status = "okay";
+};
+
&ssi1 {
fsl,mode = "i2s-slave";
status = "okay";