[arm] [linux-libre] /sys/class/udc now empty on am335x
On a beagle bone green, after a somewhat recent kernel update, /sys/class/udc is now empty and it's not possible to use the USB device port anymore.
Before the kernel upgrade it was like that:
# ls /sys/class/udc/musb-hdrc.0/device/driver bind musb-hdrc.0 musb-hdrc.1 uevent unbind
The BeagleBone green uses an am335x SOC.
Updated by GNUtoo over 5 years ago
I've compared linux-libre and linux-libre-lts:
- It works on linux-libre-lts
- It fails to work on linux-libre
I've then compared the defconfigs and on linux-libre many lines seem to be corrupted, for instance we have things like
I've looked in the USB section and here again there is some problematic lines: there is