linux ethernet problem

Valentine Barshak vbarshak at
Thu Oct 4 21:45:39 EST 2007

jxnuxdy wrote:
> Hi,
>    I use the 440epx CPU and bcm5241 PHY in my system, the ehternet works 
> fine in u-boot, however I can't use the ethernet in linux if I didn't 
> active the ehernet in u-boot(such as 'ping'... or 'tftp'...).
>    Is there anyone even encounter such problem? is the issue due to my 
> u-boot or linux?

What kernel version do you use?
Please, make sure that phy is initialized by linux and the phy mode is 
IIRC, bcm5241 is connected to the ZMII bridge and works in SMII mode.

> ,Regards
> - Denny
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