On Mon, May 9, 2011 at 2:02 PM, Gilles Chanteperdrix < gilles.chanteperd...@xenomai.org> wrote:
> > Hi, > > I am trying to tftpboot the panda board, this basically works, but I > still have some issues. > > The panda board uses an SMSC95xx chip, and so requires USB2.0 > > Using the u-boot git head, we have support for network adapters over > USB, and the patches from Simon Glass, we get support for the ethernet > chip. So, the only missing piece of the puzzle is USB EHCI for OMAP4/Panda. > > I tried to implement it, the patches will follow shortly, but have > several remaining issues: > - the EHCI stop routine, implemented as in the Linux kernel driver, has > timeouts when trying to wait for the UHH reset; > - the SMSC95XX is unstable, if I start USB, stop USB, then start again, > the SMSC95XX initialization hangs, this does not happen without this driver > This is a bug in USB net I think, rather than just this driver. I have not looked at it yet but patches are welcome! > - if I launch bootp, and say, the server does not answer to the bootp > protocol, the smsc95xx driver does not seem to be able to recover from > the first timeout, any further attempt causes a timeout. > This may or may not be related - again I have seen this and it also happens with Asix. Regards, Simon > > Regards. > > -- > Gilles. > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot >
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