From mboxrd@z Thu Jan  1 00:00:00 1970
From: Travis B. Sawyer <tsawyer+u-boot@sandburst.com>
Date: Tue, 12 Jul 2005 11:37:10 -0400
Subject: AW: [U-Boot-Users] EMAC2 & EMAC3 operation on PPC 440GX
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To: u-boot@lists.denx.de

David Grab wrote:
SNIP
  > I found an hardware issue on my board. The reference clock GMCRefClk was
> missing. So no TxClk could be generated from the EMAC.
SNIP
> if (!(my_uic0msr & (UIC_MRE | UIC_MTE))
> 		    && !(my_uic1msr &
> 			 (UIC_ETH0 | UIC_ETH1 | UIC_MS | UIC_MTDE |
> 			  UIC_MRDE))) {
> 			/* not for us */
> 			return (rc);
> 		}
> #if defined (CONFIG_440_GX)
> 		if (!(my_uic0msr & (UIC_MRE | UIC_MTE))
> 		    && !(my_uic2msr & (UIC_ETH2 | UIC_ETH3))) {
> 			/* not for us */
> 			return (rc);
> 		}
> #endif
> 
> u-boot output:
SNIP
> 
> 
> Which settings did you made in u-boot to get your ethernet functioning with
> your board? Maybe it helps me to find my problem...
> 
> 

David:

I'm about to submit a patch that adds the Sandburst Metrobox and
Sandburst Karef boards (pending a MAKEALL run...)

We use only EMAC 2 & 3, so you should be able to see how they are
configured and compare that with your board config.

Regards,
Travis