FEC Not working with imx27 based board

Sascha Hauer s.hauer at pengutronix.de
Tue Jul 12 09:54:43 EDT 2011


On Mon, Jul 11, 2011 at 05:14:54PM +0200, Kamel BOUHARA wrote:
> Hi,
> 
> Im trying to port barebox to my Armadeus apf27 board (based on the Freescale
> imx27 with a 512MiB NAND and 1GB of SDRAM).
> I've first tried the phytec imx27 configuration and I got it worked until
> the Linux uncompressing task (the machine ID is bad so I didn't expect it
> will boot fine :)).
> So I just copied the phycard-imx27 board directory and I followed the
> boards.dox in order to add support for my board.
> But when I've tried to boot again it was not working anymore ...
> 
> There are somethings stranges with the FEC, here is the result of a memory
> display with both phytec and my own board :
> 
> > barebox at Phytec phyCard-i.MX27:/ md -s /dev/phy0
> >
> > 00000000: ffffffff ffffffff ffffffff ffffffff ................
> >
> > 00000010: ffffffff ffffffff ffffffff ffffffff ................
> >
> > 00000020: ffffffff ffffffff ffffffff ffffffff ................
> >
> > 00000030: ffffffff ffffffff ffffffff ffffffff ................

This means your phy is not configured correctly. Do you usse the correct
address (can be passed in platform_data).

Sascha


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