okay i did it, snekbox now has ps3 and xbox 360 support on mainline.
Just plug in the device using the usb type c port and select your mode by holding start and b/x at the same time.
It will remember your last desired mode.
github.com/dinsfire64/s...
New Features
add xinput (360) and dualshock 3 (ps3) support by @dinsfire64 in #12
add arduino keyboard support by @dinsfire64 in #9
Change USB modes by holding start and "b/x", and press guide by...