[U-Boot] SMSC LAN8720 support
Ben Warren
biggerbadderben at gmail.com
Tue Feb 9 22:07:36 CET 2010
On 2/9/2010 1:04 PM, Maxim Podbereznyi wrote:
> Hi Ben!
>
> I've made LAN8720 work with AT91SAM9G45 MPU. The problem was in a
> wrong address assigning during the PHY reset. The PHY has internal
> pull-down on the PHYAD0 line but the init code for AT91 turns off
> processor's pull-up during PHY reset only for a few lines and they are
> not PHYAD0. So I disabled also the processor's pull-up to the right
> line and the PHY got alive. I've tested tftp - works perfect!
>
> Thank you for the help!
>
You're welcome. Congratulations!
--Ben
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