linux-kernel - Re: [PATCH v3.1 08/10] dt-bindings: sun4i-drm: add HDMI VCC supply property for sun8i-dw-hdmi

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Message-ID: <20180730231244.GA3966@rob-hp-laptop>
Date:   Mon, 30 Jul 2018 17:12:44 -0600
From:   Rob Herring <robh@...nel.org>
To:     Icenowy Zheng <icenowy@...c.io>
Cc:     Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Jagan Teki <jagan@...rulasolutions.com>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v3.1 08/10] dt-bindings: sun4i-drm: add HDMI VCC supply
 property for sun8i-dw-hdmi

On Fri, Jul 27, 2018 at 01:12:55AM +0800, Icenowy Zheng wrote:
> Allwiner SoCs with DesignWare HDMI controller all come with a "HVCC"
> pin, which is the VCC of HDMI part.
> 
> Add a supply property to specify HVCC's regulator in the device tree.
> 
> Signed-off-by: Icenowy Zheng <icenowy@...c.io>
> ---
> Changes in v3.1:
> - New patch.
> 
>  Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> index fdb8fb29033f..cb4769913e89 100644
> --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt
> @@ -97,6 +97,9 @@ Required properties:
>      first port should be the input endpoint. The second should be the
>      output, usually to an HDMI connector.
>  
> +Optional properties:
> +  - hdmi-supply: the VCC power supply of the controller

"hdmi" doesn't sound like the name of the supply. "hvcc" or just "vcc" 
would be more appropriate.

Rob