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Subject[PATCH v5 1/8] ARM: dts: imx6qdl-icore: Add backlight support for lvds
Date
From: Jagan Teki <jagan@amarulasolutions.com>

This patch add support for lvds backlight on i.CoreM6 QDL
variant boards.

Cc: Domenico Acri <domenico.acri@engicam.com>
Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
Changes for v5:
- %s/arm/ARM/g with subject prefix
- remove status=okay for backlight node
- remove -1 suffix from pwm3grp iomux node
Changes for v4, v3, v2:
- none

arch/arm/boot/dts/imx6qdl-icore.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi b/arch/arm/boot/dts/imx6qdl-icore.dtsi
index 55bebfc..56d0c5d 100644
--- a/arch/arm/boot/dts/imx6qdl-icore.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi
@@ -48,6 +48,13 @@
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>;
+ };
+
reg_3p3v: regulator-3p3v {
compatible = "regulator-fixed";
regulator-name = "3P3V";
@@ -136,6 +143,12 @@
status = "okay";
};

+&pwm3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm3>;
+ status = "okay";
+};
+
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart4>;
@@ -246,6 +259,12 @@
>;
};

+ pinctrl_pwm3: pwm3grp {
+ 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
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