Re: [PATCH v2 7/7] dt-bindings: adin1100: Add binding for ADIN1100 Ethernet PHY

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On Mon, Jul 26, 2021 at 11:53 PM Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> wrote:
>
> On Mon, Jul 12, 2021 at 04:06:31PM +0300, alexandru.tachici@xxxxxxxxxx wrote:
> > From: Alexandru Tachici <alexandru.tachici@xxxxxxxxxx>
> >
> > DT bindings for the ADIN1100 10BASE-T1L Ethernet PHY.
> >
> > Signed-off-by: Alexandru Tachici <alexandru.tachici@xxxxxxxxxx>
> > ---
> >  .../devicetree/bindings/net/adi,adin1100.yaml | 45 +++++++++++++++++++
> >  1 file changed, 45 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/net/adi,adin1100.yaml
> >
> > diff --git a/Documentation/devicetree/bindings/net/adi,adin1100.yaml b/Documentation/devicetree/bindings/net/adi,adin1100.yaml
> > new file mode 100644
> > index 000000000000..14943164da7a
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/net/adi,adin1100.yaml
> > @@ -0,0 +1,45 @@
> > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/net/adi,adin1100.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: Analog Devices ADIN1100 PHY
> > +
> > +maintainers:
> > +  - Alexandru Tachici <alexandru.tachici@xxxxxxxxxx>
> > +
> > +description:
> > +  Bindings for Analog Devices Industrial Low Power 10BASE-T1L Ethernet PHY
> > +
> > +allOf:
> > +  - $ref: ethernet-phy.yaml#
> > +
> > +properties:
> > +  adi,disable-2400mv-tx-level:
> > +    description:
> > +      Prevent ADIN1100 from using the 2.4 V pk-pk transmit level.
> > +    type: boolean
>
> This property should be generic. It is defined by IEEE 802.3cg 2019 and can
> be implemented on all T1L PHYs.
>
> I assume, it should be something like:
> ethernet-phy-10base-t1l-2.4vpp-enable
> ethernet-phy-10base-t1l-2.4vpp-disable

'ethernet-phy-' is a bit redundant and I'd make it a tristate (not
present, 0, 1). So just '10base-t1l-2.4vpp'?

> To overwrite bootstrapped of fuzed values if supported. The IEEE 802.3cg
> specification uses following wordings for this functionality:
> "10BASE-T1L increased transmit level request ..."



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