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

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On Sun, Apr 30, 2023 at 07:17:10PM +0300, Arınç ÜNAL wrote:
> On 30.04.2023 15:34, Arınç ÜNAL wrote:
> > On 30.04.2023 14:28, David Bauer wrote:
> > > Document the ability to add nodes for the MDIO bus connecting the
> > > switch-internal PHYs.
> > 
> > This is quite interesting. Currently the PHY muxing feature for the
> > MT7530 switch looks for some fake ethernet-phy definitions on the
> > mdio-bus where the switch is also defined.
> > 
> > Looking at the binding here, there will be an mdio node under the switch
> > node. This could be useful to define the ethernet-phys for PHY muxing
> > here instead, so we don't waste the register addresses on the parent
> > mdio-bus for fake things. It looks like this should work right out of
> > the box. I will do some tests.
> 
> Once I start using the mdio node it forces me to define all the PHYs which
> were defined as ports.

Try setting ds->slave_mii_bus to the MDIO bus you register via
of_mdiobus_register().

	Andrew



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