Hi

Am 03.08.2018 um 10:21 schrieb Mihaita Ivascu:
> Hello,
> 
>      On the topic of enabling fastboot in barebox 2018.04, I have
> enabled USB gadget support:
>   USB_GADGET_DRIVER_ARC=y
>   USB_GADGET_AUTOSTART=y
>   USB_GADGET=y
>   USB_GADGET_FASTBOOT=y
>   USB_GADGET_FASTBOOT_SPARSE=y
> 
>      I am using board and BSP from Phytec for imx6ul evk. I have
> reviews usb code and first option USB_GADGET_DRIVER_ARC should enable
> UDC functionality.
>     However when tring to start fastboot according to
> https://www.barebox.org/doc/latest/user/usb.html#android-fastboot-support
>     I get message about UDC not found, so udc driver probe method does
> not find any udc device.
> 
> barebox@Phytec phyCORE-i.MX6 Ultra Lite SOM:/ usbgadget -A
> /kernel(kernel)c,/initrd(initrd)c,/devicetree(devicetree)c
> couldn't find an available UDC
> usbgadget: No such device
> 
>     Does anybody has experience with this topic, what am I missing in
> the configuration steps or where could find complete steps on enabling
> fastboot in barebox?

You are missing actual USB Controler which should be configured to work
in gadget/otg mode.

-- 
Regards,
Oleksij