Ethernet PHY KSZ9031 is not working

[Antony Pavlov]

On Thu, 3 Mar 2016 13:44:54 +0100
gianluca <gianlucarenzi at eurek.it> wrote:

> Hello list,
> It's me again! ;-)
> 
> Actually I had tested 80% of the board with barebox.

...

> 
> When Barebox takes control over, those pins are turned off, the device 
> tree information is telling me:
> 
> > `-- 2188000.ethernet
> >    `-- miibus0
> >       `-- phy0
> >          `-- 0x00000000-0x0000003f ( 64 Bytes): /dev/phy0
> >    `-- eth0
> 
> but when I try to bring up the ethernet connection here is the message:
> 
> > dhcp
> > warning: No MAC address set. Using random address ae:05:f1:62:bd:d8
> > ksz9031rn_phy_fixup Called
> > ksz9031rn_phy_fixup Exit
> > dhcp: Network is down
> 
> And all leds in the RJ-45 JackMag are still turned off.
> 
> I don't know where I can check if something goes wrong. May be a failure 
> on board, but at this time this board is the ONLY BOARD I can use.

Use 'miitool -v -v' command to check your phy registers and the link status.

-- 
Best regards,
  Antony Pavlov