linux-kernel - Re: [PATCH 3/3] dt-bindings: net: sun8i-emac: Add phy-supply property

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Date:   Sat, 26 Nov 2022 00:32:40 +0000
From:   Andre Przywara <andre.przywara@....com>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        LABBE Corentin <clabbe.montjoie@...il.com>,
        Maxime Ripard <mripard@...nel.org>, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...ts.linux.dev, netdev@...r.kernel.org
Subject: Re: [PATCH 3/3] dt-bindings: net: sun8i-emac: Add phy-supply
 property

On Fri, 25 Nov 2022 14:20:08 -0600
Samuel Holland <samuel@...lland.org> wrote:

> This property has always been supported by the Linux driver; see
> commit 9f93ac8d4085 ("net-next: stmmac: Add dwmac-sun8i"). In fact, the
> original driver submission includes the phy-supply code but no mention
> of it in the binding, so the omission appears to be accidental. In
> addition, the property is documented in the binding for the previous
> hardware generation, allwinner,sun7i-a20-gmac.
> 
> Document phy-supply in the binding to fix devicetree validation for the
> 25+ boards that already use this property.
> 
> Fixes: 0441bde003be ("dt-bindings: net-next: Add DT bindings documentation for Allwinner dwmac-sun8i")
> Signed-off-by: Samuel Holland <samuel@...lland.org>

Reviewed-by: Andre Przywara <andre.przywara@....com>

Cheers,
Andre

> ---
> 
>  .../devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml     | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> index 34a47922296d..4f671478b288 100644
> --- a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> +++ b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> @@ -42,6 +42,9 @@ properties:
>    clock-names:
>      const: stmmaceth
>  
> +  phy-supply:
> +    description: PHY regulator
> +
>    syscon:
>      $ref: /schemas/types.yaml#/definitions/phandle
>      description: