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Date: Mon, 20 Feb 2017 12:32:59 +0530 From: Jagan Teki <jagan@...nedev.com> To: Shawn Guo <shawnguo@...nel.org> Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, Matteo Lisi <matteo.lisi@...icam.com>, Michael Trimarchi <michael@...rulasolutions.com>, Jagan Teki <jagan@...rulasolutions.com>, Domenico Acri <domenico.acri@...icam.com> Subject: [PATCH 1/2] arm: dts: imx6qdl-icore: Add backlight support for lvds From: Jagan Teki <jagan@...rulasolutions.com> This patch add support for lvds backlight on i.CoreM6 QDL variant boards. Cc: Domenico Acri <domenico.acri@...icam.com> Cc: Matteo Lisi <matteo.lisi@...icam.com> Cc: Michael Trimarchi <michael@...rulasolutions.com> Cc: Shawn Guo <shawnguo@...nel.org> Signed-off-by: Jagan Teki <jagan@...rulasolutions.com> --- 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
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