Hi Igor, On Wed, Apr 17, 2019 at 6:21 AM Igor Opaniuk <igor.opaniuk at toradex.com> wrote: > +/* Colibri USBC */ > +&usbotg1 { > + dr_mode = "host"; Since usbotg1 is used for UMS, this should be dr_mode = "otg" or dr_mode="peripheral", right?