Re: [PATCH v6 2/2] arm64: dts: mt8195: Add Ethernet controller

From: Biao Huang (黄彪)
Date: Wed Dec 28 2022 - 21:46:49 EST


On Thu, 2022-12-29 at 02:06 +0100, Andrew Lunn wrote:
> > > Is the PHY integrated into the SoC, or on the board?
> >
> > The PHY is on the board, an external device as to SoC.
> > >
> > > You also don't need the compatible, if the PHY correctly
> > > implements
> > > the ID registers.
> >
> > But without the compatible, it seems PHY driver will not be
> > attached.
> > How should I do? Thanks in advance.
>
> Check what happens in mdiobus_scan() and get_phy_device(). When it
> reads registers 2 and 3, does it get valid ID register contents?
Yes, I tried remove the compatible, and PHY driver is attached as
expected. I'll remove the phy compatible in next send.
>
> Andrew
As to the "Confidentiality Notice", I have asked our IT to handle it.
Hope no such notice now.

Best Regards!
Biao