Für Bluetooth scheint noch was zu fehlen
root@rockpro64:/mnt/home/rock64# service bluetooth status
● bluetooth.service - Bluetooth service
Loaded: loaded (/lib/systemd/system/bluetooth.service; enabled; vendor preset: enabled)
Active: active (running) since Sat 2019-04-06 17:36:54 UTC; 2min 11s ago
Docs: man:bluetoothd(8)
Main PID: 2421 (bluetoothd)
Status: "Running"
Tasks: 1 (limit: 2380)
CGroup: /system.slice/bluetooth.service
└─2421 /usr/lib/bluetooth/bluetoothd
Apr 06 17:36:54 rockpro64 systemd[1]: Starting Bluetooth service...
Apr 06 17:36:54 rockpro64 bluetoothd[2421]: Bluetooth daemon 5.48
Apr 06 17:36:54 rockpro64 systemd[1]: Started Bluetooth service.
Apr 06 17:36:54 rockpro64 bluetoothd[2421]: Starting SDP server
Apr 06 17:36:54 rockpro64 bluetoothd[2421]: kernel lacks bnep-protocol support
Apr 06 17:36:54 rockpro64 bluetoothd[2421]: System does not support network plugin
Apr 06 17:36:54 rockpro64 bluetoothd[2421]: Bluetooth management interface 1.10 initialized