I definitely understand the lack of polish for such a new board, I already very grateful for where I got so far. As for latest being broken, I mainly wanted to make sure others looking could find the 20.11.5 build which boots fine,.
I managed to get networkd and timesyncd working, and found a way to get the gmac interface name stabilized using a systemd .link file targeting the device Path. Wondering if a udev method would be preferred? In this case I believe targeting by driver will not work, for some reason it seemed to be missing when I tried.
I was looking into rebu