[net-next,PATCH v2 1/5] dt-bindings: net: add phy-supply property for stm32

Rob Herring robh at kernel.org
Wed Aug 12 12:58:28 PDT 2026


On Wed, Aug 12, 2026 at 11:11:18AM +0200, Christophe Roullier wrote:
> Phandle to a regulator that provides power to the PHY. This
> regulator will be managed during the PHY power on/off sequence.
> 
> Signed-off-by: Christophe Roullier <christophe.roullier at foss.st.com>
> ---
>  Documentation/devicetree/bindings/net/stm32-dwmac.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> index 987254900d0da..0c7eb1ccadd47 100644
> --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml
> @@ -99,6 +99,9 @@ properties:
>        encompases the glue register, the offset of the control register and
>        the mask to set bitfield in control register
>  
> +  phy-supply:
> +    description: PHY regulator

Which phy? There can be multiple for ethernet. In any case, doesn't 
really matter because either is wrong. The supply(ies) for a device go 
in that device's DT node. This node is not a PHY.

Rob



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