[PATCH v2 1/2] dt-bindings: backlight: lm3630a: add enable_gpios

[Daniel Thompson]

On Tue, Sep 10, 2019 at 11:29:08PM +0200, Andreas Kemnade wrote:
> add enable-gpios to describe HWEN pin
> 
> Signed-off-by: Andreas Kemnade <andreas at kemnade.info>

Acked-by: Daniel Thompson <daniel.thompson at linaro.org>

> ---
> changes in v2: add example
>  .../bindings/leds/backlight/lm3630a-backlight.yaml           | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> index dc129d9a329e..1fa83feffe16 100644
> --- a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> +++ b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
> @@ -29,6 +29,10 @@ properties:
>    '#size-cells':
>      const: 0
>  
> +  enable-gpios:
> +    description: GPIO to use to enable/disable the backlight (HWEN pin).
> +    maxItems: 1
> +
>  required:
>    - compatible
>    - reg
> @@ -92,6 +96,7 @@ examples:
>      i2c {
>          #address-cells = <1>;
>          #size-cells = <0>;
> +        enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
>  
>          led-controller at 38 {
>                  compatible = "ti,lm3630a";
> -- 
> 2.20.1
>