From: Jagan Teki <ja...@amarulasolutions.com>
This patch add support for lvds backlight on i.CoreM6 QDL
variant boards.
Cc: Domenico Acri <domenico.a...@engicam.com>
Cc: Matteo Lisi <matteo.l...@engicam.com>
Cc: Michael Trimarchi <mich...@amarulasolutions.com>
Cc: Shawn Guo <shawn...@kernel.org>
Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
Changes for v3:
- none
Changes for v2:
- none
arch/arm/boot/dts/imx6qdl-icore.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi
b/arch/arm/boot/dts/imx6qdl-icore.dtsi
index 55bebfc..7dda608 100644
--- a/arch/arm/boot/dts/imx6qdl-icore.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi
@@ -48,6 +48,14 @@
reg = <0x10000000 0x80000000>;
};
+ backlight {
+ compatible = "pwm-backlight";
+ pwms = <&pwm3 0 100000>;
+ brightness-levels = <0 4 8 16 32 64 128 255>;
+ default-brightness-level = <7>;
+ status = "okay";
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "3P3V";
@@ -136,6 +144,12 @@
status = "okay";
};
+&pwm3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm3>;
+ status = "okay";
+};
+
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart4>;
@@ -246,6 +260,12 @@
>;
};
+ pinctrl_pwm3: pwm3grp-1 {
+ fsl,pins = <
+ MX6QDL_PAD_SD4_DAT1__PWM3_OUT 0x1b0b1
+ >;
+ };
+
pinctrl_usbotg: usbotggrp {
fsl,pins = <
MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x17059
--
1.9.1
