Sure this is a hardware-problem and not caused by the software on your board which is accessing the new/other USB port in a wrong way? Did your firmware ever work properly with the original BBB-hardware?
Am Mittwoch, 13. August 2014 21:33:27 UTC+2 schrieb Brendan Bleker: > > Hello, > > I have a custom board based on the Beaglebone Black, I'm trying to get the > board to boot from USB, with nothing programmed on or SD card. I'm > expecting to get the AM335 RNDIS to initiate as an Ethernet device. On our > board (compared to the Beaglebone Black), we're using USB0 with the OTG > circuitry (instead of USB1) and forcing USB0 into device mode. The board is > detected by the Linux PC, however, It will not enumerate. > > The following is the dmesg I was able to get (running Ubuntu 12.04): > > [424595.900132] usb 5-2: new full-speed USB device number 4 using uhci_hcd > [424596.075024] usb 5-2: unable to read config index 0 descriptor/all > [424596.075032] usb 5-2: can't read configurations, error -71 > [424596.188220] usb 5-2: new full-speed USB device number 5 using uhci_hcd > [424596.251145] usb 5-2: unable to read config index 0 descriptor/all > [424596.251158] usb 5-2: can't read configurations, error -71 > [424596.364184] usb 5-2: new full-speed USB device number 6 using uhci_hcd > [424596.422150] usb 5-2: unable to read config index 0 descriptor/all > [424596.422164] usb 5-2: can't read configurations, error -71 > [424596.423023] hub 5-0:1.0: unable to enumerate USB device on port 2 > > The board hardware has been modified slightly from the Beaglebone Black. > First, we are using a type A usb connector, second, USB0 is now connected > to the (USB1) OTG hardware, with USB0_ID pin floating (no access to USB1). > > > Are there any other modifications to hardware required to get this working? > > Thanks > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
