Re: [PATCH net-next 1/2] dt-bindings: net: snps,dwmac: add phy-supply support

[Krzysztof Kozlowski]

On 17/07/2023 18:43, Marco Felsch wrote:
> Document the common phy-supply property to be able to specify a phy
> regulator.
> 
> Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/net/snps,dwmac.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> index 363b3e3ea3a60..f66d1839cf561 100644
> --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> @@ -159,6 +159,9 @@ properties:
>        can be passive (no SW requirement), and requires that the MAC operate
>        in a different mode than the PHY in order to function.
>  
> +  phy-supply:
> +    description: PHY regulator
> +

Isn't this property of the PHY? Why would the Ethernet controller play
with a supply of a phy?

Best regards,
Krzysztof