From: Ben Warren <biggerbadderben@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] SMSC LAN8720 support
Date: Tue, 09 Feb 2010 13:07:36 -0800 [thread overview]
Message-ID: <4B71CE98.1050206@gmail.com> (raw)
In-Reply-To: <e0656fd71002091304s192f06c7s8c74c37f801214f2@mail.gmail.com>
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
prev parent reply other threads:[~2010-02-09 21:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-07 21:32 [U-Boot] SMSC LAN8720 support Maxim Podbereznyi
2010-02-08 20:55 ` Ben Warren
[not found] ` <e0656fd71002091211s10b847d4h4afc11fe192cb823@mail.gmail.com>
2010-02-09 20:59 ` Ben Warren
2010-02-09 21:04 ` Maxim Podbereznyi
2010-02-09 21:07 ` Ben Warren [this message]
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