Hi, > -----Ursprüngliche Nachricht----- > Von: linux-usb-owner@xxxxxxxxxxxxxxx > [mailto:linux-usb-owner@xxxxxxxxxxxxxxx] Im Auftrag von Paul Walmsley > Gesendet: Mittwoch, 19. September 2012 03:24 > An: Maximilian Schwerin > Cc: linux-omap@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx > Betreff: Re: USB problem on beagleboard clone > > Hi > > On Fri, 14 Sep 2012, Maximilian Schwerin wrote: > > > 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. > > Are these BeagleBoard 3530 or BeagleBoard XM 3730 clones? > > - Paul > -- > To unsubscribe from this list: send the line "unsubscribe > linux-usb" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > They're BeagleBoard XM clones. We're still trying to find out what the real problem is. The problem persists across three separate layouts using the same USB device and application. We're currently trying to see if this is related to MUSB only by using an EHCI port on the same board with the same device and application. Regards, m.
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