> -----Ursprüngliche Nachricht----- > Von: Felipe Balbi [mailto:balbi@xxxxxx] > Gesendet: Freitag, 14. September 2012 15:19 > An: Maximilian Schwerin > Cc: balbi@xxxxxx; linux-omap@xxxxxxxxxxxxxxx; > linux-usb@xxxxxxxxxxxxxxx > Betreff: Re: USB problem on beagleboard clone (PGP: Plain, > Unable to verify signature) > > On Fri, Sep 14, 2012 at 03:21:47PM +0200, Maximilian Schwerin wrote: > > Hi, > > > > > -----Ursprüngliche Nachricht----- > > > Von: Felipe Balbi [mailto:balbi@xxxxxx] > > > Gesendet: Freitag, 14. September 2012 15:08 > > > An: Maximilian Schwerin > > > Cc: linux-omap@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx > > > Betreff: Re: USB problem on beagleboard clone (PGP: Plain, > > > Unable to verify signature) > > > > > > Hi, > > > > > > On Fri, Sep 14, 2012 at 02:57:49PM +0200, Maximilian > Schwerin wrote: > > > > Sorry :-( With log now. > > > > > > > > > -----Ursprüngliche Nachricht----- > > > > > Von: linux-usb-owner@xxxxxxxxxxxxxxx > > > > > [mailto:linux-usb-owner@xxxxxxxxxxxxxxx] Im Auftrag von > > > > > Maximilian Schwerin > > > > > Gesendet: Freitag, 14. September 2012 14:26 > > > > > An: linux-omap@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx > > > > > Betreff: USB problem on beagleboard clone (PGP: Plain, Signed) > > > > > > > > > > Hi all, > > > > > > > > > > we've designed two beagle board clones (two different > > > > > layouts) for a customer. After quite some time without any > > > > > problems they are now seeing USB problems on some of the > > > > > boards. I have so far not been able to reproduce the > problem... > > > > > > > > > > The USB port of the OMAP the problems appear on is connected > > > > > through a TPS65950 to a LAN9514 USB Hub + Ethernet Chip. > > > > > Attached is the kernel output. I'm not even sure if this is > > > > > related to our board, or if this might be a > misbehaving device?! > > > > > > > > > > If someone has an idea what this could be and what I could do > > > > > to fix or at least further debug the problem please speak up. > > > > > > I have never seen that error before on any of the boards > I have. One > > > question though, if the port is always Host, why are you > using the OTG > > > subsystem instead of the actual Host Subsystem which has an EHCI > > > controller ? > > > > > > -- > > > balbi > > > > > > > I'm still on 3.3 but am planing to go to a newer version. > We used the > > OTG port so we would not need another chip on a rather small board. > > And which chip are you talking about ? You already have > LAN9514 on your > board anyway... > > -- > balbi > How would I connect the OMAP to the LAN9514 without a PHY? m.
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