[U-Boot] Ethernet PHY LAN8700

Jerry Van Baren
2009-02-27T13:09:58Z

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