[PATCH 3/3] ARM: dts: vf610-colibri: Add backlight support

Shawn Guo
2014-09-18T14:17:06Z

On Wed, Sep 17, 2014 at 01:46:30PM +0530, Bhuvanchandra DV wrote:
>
> Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv@toradex.com>
> ---
> arch/arm/boot/dts/vf610-colibri-eval-v3.dts | 6 ++++++
> arch/arm/boot/dts/vf610-colibri.dtsi | 7 +++++++
> 2 files changed, 13 insertions(+)
>
> diff --git a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> index ba98039..f1988a0 100644
> --- a/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> +++ b/arch/arm/boot/dts/vf610-colibri-eval-v3.dts
> @@ -52,3 +52,9 @@
> &pwm1 {
> status = "okay";
> };
> +
> +&backlight {
> + brightness-levels = <0 4 8 16 32 64 128 255>;
> + default-brightness-level = <6>;
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
> index 9bd1415..e725306 100644
> --- a/arch/arm/boot/dts/vf610-colibri.dtsi
> +++ b/arch/arm/boot/dts/vf610-colibri.dtsi
> @@ -25,6 +25,13 @@
> };
> };
>
> + backlight: bl {

I would suggest we name the node following the example in
Documentation/devicetree/bindings/pwm/pwm.txt, i.e. bl: backlight.

> + compitable = "pwm-backlight";
> + pwms = <&pwm0 0 5000000 0>;
> + pwm-names = " backlight";

Drop the leading space in the string.

Shawn

> + status = "disabled";
> + };
> +
> };
>
> &esdhc1 {
> --
> 1.7.9.5
>