linux-kernel - Re: [PATCH 2/2] dt-bindings: backlight: document new property default-brightness-level

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Message-ID: <9faab8c9-a38b-3f06-c2fb-6c7803b22eb1@foss.st.com>
Date:   Fri, 26 May 2023 14:05:21 +0200
From:   Philippe CORNU <philippe.cornu@...s.st.com>
To:     Alexandru Ardelean <alex@...uggie.ro>,
        <dri-devel@...ts.freedesktop.org>, <linux-leds@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-fbdev@...r.kernel.org>
CC:     <lee@...nel.org>, <daniel.thompson@...aro.org>,
        <jingoohan1@...il.com>, <pavel@....cz>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <deller@....de>, Yannick Fertre <yannick.fertre@...s.st.com>
Subject: Re: [PATCH 2/2] dt-bindings: backlight: document new property
 default-brightness-level



On 5/19/23 22:05, Alexandru Ardelean wrote:
> From: Yannick Fertre <yannick.fertre@...s.st.com>
> 
> Add documentation for new default-brightness-level property.
> 
> Reviewed-by: Philippe CORNU <philippe.cornu@...s.st.com>

Hi Alexandru,
same comments as for the 1/2 patch.
Many thanks
Philippe :-)

> Signed-off-by: Yannick Fertre <yannick.fertre@...s.st.com>
> Signed-off-by: Alexandru Ardelean <alex@...uggie.ro>
> ---
> 
> Link to original patch:
>    https://github.com/STMicroelectronics/linux/commit/c4067d7bd883c6fa14ffd49892c4ce663cdafe98
> 
>   .../bindings/leds/backlight/gpio-backlight.yaml          | 9 +++++++++
>   1 file changed, 9 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
> index 584030b6b0b9..b96c08cff0f0 100644
> --- a/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
> +++ b/Documentation/devicetree/bindings/leds/backlight/gpio-backlight.yaml
> @@ -23,6 +23,15 @@ properties:
>       description: enable the backlight at boot.
>       type: boolean
>   
> +  default-brightness-level:
> +    description:
> +      The default brightness level (index into the array defined by the
> +      "brightness-levels" property).
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +
> +dependencies:
> +  default-brightness-level: [ "brightness-levels" ]
> +
>   required:
>     - compatible
>     - gpios