netdev - Re: FEC driver: rcv is not +last

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Message-ID: <20100408132033.GJ3688@pengutronix.de>
Date:	Thu, 8 Apr 2010 15:20:33 +0200
From:	Sascha Hauer <s.hauer@...gutronix.de>
To:	Matthias Kaehlcke <matthias@...hlcke.net>
Cc:	netdev@...r.kernel.org
Subject: Re: FEC driver: rcv is not +last

On Thu, Apr 08, 2010 at 12:40:33PM +0200, Matthias Kaehlcke wrote:
> hi,
> 
> i have problems with the FEC on a i.MX25 3-Stack board. the kernel is
> v2.6.34-rc2 plus the following patch:
> http://patchwork.ozlabs.org/patch/41235/
> 
> the following traces are generated at boot time:
> 
> FEC Ethernet Driver
> fec: PHY @ 0x1, ID 0x20005ce1 -- unknown PHY!
> ...
> eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX.
> ...
> FEC ENET: rcv is not +last
> FEC ENET: rcv is not +last
> FEC ENET: rcv is not +last
> FEC ENET: rcv is not +last
> ...

No idea, I have never seen this message. Does the controller work
besides these messages?

> 
> the PHY of the board is a DP83840, which is not supported by the
> driver. could this be the problem? i tried to make the kernel think
> the DP83840 is a DP83848, which is supported, but the behaviour is the
> same except the 'unknown PHY' warning.

This should be solved by the phylib patches recently posted for the fec
driver.

Sascha


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