linux-kernel - Re: [PATCH v1 1/2] dt-bindings/display/panel: otm8009a: Add optional power-supply property

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Date:   Tue, 6 Feb 2018 09:05:21 +0000
From:   Yannick FERTRE <yannick.fertre@...com>
To:     Philippe CORNU <philippe.cornu@...com>,
        Thierry Reding <thierry.reding@...il.com>,
        David Airlie <airlied@...ux.ie>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     Andrzej Hajda <a.hajda@...sung.com>,
        Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        Vincent ABRIOU <vincent.abriou@...com>,
        Alexandre TORGUE <alexandre.torgue@...com>
Subject: Re: [PATCH v1 1/2] dt-bindings/display/panel: otm8009a: Add optional
 power-supply property

Reviewed-by: Yannick Fertré <yannick.fertre@...com>


On 02/05/2018 10:45 AM, Philippe Cornu wrote:
> Some boards use a dedicated voltage regulator for this panel.
> Add & document this related optional power-supply property.
>
> Signed-off-by: Philippe Cornu <philippe.cornu@...com>
> ---
>   Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.txt | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.txt b/Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.txt
> index 6862028e7b2e..203b03eefb68 100644
> --- a/Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.txt
> +++ b/Documentation/devicetree/bindings/display/panel/orisetech,otm8009a.txt
> @@ -9,6 +9,7 @@ Required properties:
>   
>   Optional properties:
>     - reset-gpios: a GPIO spec for the reset pin (active low).
> +  - power-supply: phandle of the regulator that provides the supply voltage.
>   
>   Example:
>   &dsi {
> @@ -17,5 +18,6 @@ Example:
>   		compatible = "orisetech,otm8009a";
>   		reg = <0>;
>   		reset-gpios = <&gpioh 7 GPIO_ACTIVE_LOW>;
> +		power-supply = <&v1v8>;
>   	};
>   };