From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jerry Van Baren <gerald.vanbaren@ge.com>
Date: Fri, 27 Feb 2009 08:09:58 -0500
Subject: [U-Boot] Ethernet PHY LAN8700
In-Reply-To: <22239868.post@talk.nabble.com>
References: <22239868.post@talk.nabble.com>
Message-ID: <49A7E626.6070200@ge.com>
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To: u-boot@lists.denx.de

rudresh wrote:
> Hi,
> 
> In Ethernet PHY LAN8700 driver having some issues, during tftp the large
> file of more than 2MB of the binary file , some time its hangup  & sometime
> its reset the board. same driver is working in evaluation board  with same
> PHY & interface . if i tried in customize board the problem is occurring
> every 2- 3 of iteration. how to fix this issue..
> 
> Thanks
> Rudresh

Hi Rudresh,

If your ethernet driver uses DMA, it is probably due to a SDRAM 
(DDR/DDR2/DDR3) configuration issue (fixable) or a board layout issue 
(expensive to fix).

<http://www.denx.de/wiki/view/DULG/UBootCrashAfterRelocation>
<http://www.denx.de/wiki/DULG/SDRAM>

gvb