On Sun, Jan 6, 2019 at 5:08 PM <rosehulmanunivers...@gmail.com> wrote: > > Hi, > > I am working on the PocketBeagle platform and using the USB breakout pins to > interface with devices. I had successful communication with USB devices with > the debian image for the PocketBeagle. I tried running the Ubuntu image and > ran into a problem with the device tree configuration. > > I tried to change the uEnv.txt by adding this line: > dtb=am335x-pocketbeagle.dtb > > However, it resulted in the same error. > > When I see the following error, I feel like the current configuration isn't > setting the USB as ground (host). > VBUS_ERROR in a_wait_vrise (80, <SessEnd), retry #3, port1 0008010c > > > Is there a way to specify the correct configuration or modify the > configuration for USB outputs?
to date, we don't have a PocketBeagle overlay for usb configuration of the second port.. Patches welcome ;) PS, sometimes this issue just bad wiring, double check your connections and make sure you have real 5v of power. Regards, -- Robert Nelson https://rcn-ee.com/ -- 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 beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAOCHtYh-fDRadrrBTreOykjBYtb2Cn%2BQJyW_HR48VkVi-QRiGQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.