Hi Nanopc Team,

I flashed the rk3399-usb-ubuntu-focal-desktop-4.19-arm64-20230915 image, but the bluetooth didn't work, do you know wahat's going on? Thanks.

Logs:
pi@NanoPC-T4:~/Videos$ hciconfig
hci0: Type: Primary Bus: SDIO
BD Address: 00:00:00:00:00:00 ACL MTU: 0:0 SCO MTU: 0:0
DOWN
RX bytes:0 acl:0 sco:0 events:0 errors:0
TX bytes:0 acl:0 sco:0 commands:0 errors:0

pi@NanoPC-T4:~/Videos$ bluetoothctl
Agent registered
[bluetooth]# scan on
No default controller available
[bluetooth]# exit
pi@NanoPC-T4:~/Videos$