linux-kernel - Re: [PATCH RFC WIP 1/2] dt-bindings: net: rockchip-dwmac: add rockchip,phy-wol property

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Message-ID: <20231123-operable-frustrate-6c71ab0dafbf@spud>
Date:   Thu, 23 Nov 2023 17:20:48 +0000
From:   Conor Dooley <conor@...nel.org>
To:     Javier Carrasco <javier.carrasco@...fvision.net>
Cc:     "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>,
        Conor Dooley <conor+dt@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>,
        David Wu <david.wu@...k-chips.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH RFC WIP 1/2] dt-bindings: net: rockchip-dwmac: add
 rockchip,phy-wol property

On Thu, Nov 23, 2023 at 01:14:13PM +0100, Javier Carrasco wrote:
> This property defines if PHY WOL is preferred. If it is not defined, MAC
> WOL will be preferred instead.
> 
> Signed-off-by: Javier Carrasco <javier.carrasco@...fvision.net>
> ---
>  Documentation/devicetree/bindings/net/rockchip-dwmac.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
> index 70bbc4220e2a..fc4b02a5a375 100644
> --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml
> @@ -91,6 +91,12 @@ properties:
>        The phandle of the syscon node for the peripheral general register file.
>      $ref: /schemas/types.yaml#/definitions/phandle
>  
> +  rockchip,phy-wol:
> +    type: boolean
> +    description:
> +      If present, indicates that PHY WOL is preferred. MAC WOL is preferred
> +      otherwise.

Although I suspect this isn't, it sounds like software policy. What
attribute of the hardware determines which is preferred?

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