[U-Boot-Users] [PATCH] Add support for Generic PHY in macb

Michael Trimarchi
2008-02-22T16:02:13Z

Hi

----- Messaggio originale -----
> Da: Haavard Skinnemoen <hskinnemoen@atmel.com>
> A: Michael Schwingen <rincewind@discworld.dascon.de>
> Cc: Michael Trimarchi <trimarchimichael@yahoo.it>; u-boot-users at lists.sourceforge.net
> Inviato: Venerd? 22 febbraio 2008, 16:34:03
> Oggetto: Re: [U-Boot-Users] [PATCH] Add support for Generic PHY in macb
>
> On Fri, 22 Feb 2008 16:05:34 +0100
> Michael Schwingen wrote:
>
> > Haavard Skinnemoen wrote:
> > > All MII-capable PHYs should have a working PHYSID1 register. If it
> > > doesn't, something is broken.
> > >
> > It depends - I am not sure if there are PHYs which simply do not
> > implement MDIO, but at least for ethernet switches, such chips do exist.
>
> Right. We might need to add support for such PHYs, but just disabling
> the sanity check is far from enough.
>
> In any case, the dm9161a PHY in question does implement MDIO, so it
> really should work without any modifications.
>
Maybe we can add the for cycle like in linux to check the phy addr?

Michael

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