[PATCH net-next v2 1/2] dt-bindings: net: allwinner: add H616 EMAC1

[James Hilliard]

On Wed, Sep 16, 2026 at 1:26 AM Andre Przywara <andre.przywara at arm.com> wrote:
>
> Hi,
>
> On 9/16/26 05:07, James Hilliard wrote:
> > The H616 secondary EMAC uses a separate system-control clock register
> > and supports only RMII at 10/100 Mbps. Add its distinct compatible
> > without an older fallback, since using the primary EMAC clock register
> > would not work.
> >
> > Constrain the PHY interface mode to RMII, matching the hardware.
> >
> > Signed-off-by: Richard Genoud <richard.genoud at bootlin.com>
>
> Where does this come from? If Richard is the author, then please reflect
> this in the patch (git commit --amend --author ...), so a From: line
> appears in the body of the email.
> If not, it's unclear why this line is here.

This was loosely based off of a patch he wrote I guess, although it has
diverged a good bit so maybe should just drop it, idk.

>
> The actual patch looks good to me:
>
> Reviewed-by: Andre Przywara <andre.przywara at arm.com>
>
> Cheers,
> Andre
>
> > Signed-off-by: James Hilliard <james.hilliard1 at gmail.com>
> > ---
> >   .../devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml  | 13 +++++++++++++
> >   Documentation/devicetree/bindings/net/snps,dwmac.yaml       |  2 ++
> >   2 files changed, 15 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> > index 323a669fa982..2cae0133b3cd 100644
> > --- a/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> > +++ b/Documentation/devicetree/bindings/net/allwinner,sun8i-a83t-emac.yaml
> > @@ -21,6 +21,7 @@ select:
> >             - allwinner,sun8i-r40-gmac
> >             - allwinner,sun8i-v3s-emac
> >             - allwinner,sun50i-a64-emac
> > +          - allwinner,sun50i-h616-emac1
> >             - allwinner,sun55i-a523-gmac200
> >     required:
> >       - compatible
> > @@ -33,6 +34,7 @@ properties:
> >         - const: allwinner,sun8i-r40-gmac
> >         - const: allwinner,sun8i-v3s-emac
> >         - const: allwinner,sun50i-a64-emac
> > +      - const: allwinner,sun50i-h616-emac1
> >         - items:
> >             - enum:
> >                 - allwinner,sun20i-d1-emac
> > @@ -91,6 +93,17 @@ required:
> >
> >   allOf:
> >     - $ref: snps,dwmac.yaml#
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            const: allwinner,sun50i-h616-emac1
> > +
> > +    then:
> > +      properties:
> > +        phy-mode:
> > +          const: rmii
> > +
> >     - if:
> >         properties:
> >           compatible:
> > diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > index 2ed4564ae99d..b20149c3e850 100644
> > --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
> > @@ -57,6 +57,7 @@ properties:
> >           - allwinner,sun8i-r40-gmac
> >           - allwinner,sun8i-v3s-emac
> >           - allwinner,sun50i-a64-emac
> > +        - allwinner,sun50i-h616-emac1
> >           - amlogic,meson6-dwmac
> >           - amlogic,meson8b-dwmac
> >           - amlogic,meson8m2-dwmac
> > @@ -623,6 +624,7 @@ allOf:
> >                   - allwinner,sun8i-r40-gmac
> >                   - allwinner,sun8i-v3s-emac
> >                   - allwinner,sun50i-a64-emac
> > +                - allwinner,sun50i-h616-emac1
> >                   - loongson,ls2k-dwmac
> >                   - loongson,ls7a-dwmac
> >                   - ingenic,jz4775-mac
> >
>