Re: [PATCH RESEND net-next 2/2] dt-bindings: net: dsa: mediatek,mt7530: document MDIO-bus

From: Arınç ÜNAL
Date: Mon Nov 27 2023 - 06:30:18 EST


On 27 November 2023 00:35:45 EET, Daniel Golle <daniel@xxxxxxxxxxxxxx> wrote:
>On Sat, Aug 12, 2023 at 01:45:29AM +0300, Arınç ÜNAL wrote:
>> On 10.08.2023 01:01, Vladimir Oltean wrote:
>> > [...]
>> > Since commit fe7324b93222 ("net: dsa: OF-ware slave_mii_bus"), DSA as a
>> > framework also supports auto-creating an internal MDIO bus based on the
>> > presence of the "mdio" node name, so I guess it makes sense for the
>> > "mdio" to appear in the generic dsa.yaml if there's nothing else that's
>> > special about it.
>>
>> I agree with this. I've done this which works. It's even found a port
>> node with the ethernet property missing, as it should've.
>
>Are you planning to complete/submit your work below?
>I'm asking because being able to reference the PHYs on the internal
>MDIO bus is mandatory on MT7988 which requires calibration data from
>NVMEM for each PHY, so supporting MT7988 depends on the associated
>driver change[1].
>
>[1]: https://patchwork.kernel.org/project/netdevbpf/patch/6eb1b7b8dbc3a4b14becad15f0707d4f624ee18b.1691246461.git.daniel@xxxxxxxxxxxxxx/

This patch triggered conversation on a deeper level regarding the
devicetree bindings aspect of it. I will continue discussing that with the
maintainers here and achieve a mutual agreement.

To get things going on the driver side, I think it's fine to submit that
as a single patch. I'll do that in a week, if nobody else does it first.

Arınç