On Wed, Mar 08, 2017 at 12:47:51PM +0530, Jagan Teki wrote:
> 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>

For sake of consistency, please use 'ARM: ...' than 'arm: ...' in
subject prefix for i.MX patches.

> ---
> Changes for v4, v3, 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";

The okay status doesn't make a difference for such case, and can be
saved.

> +     };
> +
>       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 {

The '-1' suffix is meaningless.

Shawn

> +             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
> 

Reply via email to