Bluetooth not working.

sat_art

Hi.
No device hci0

Linux firefly 5.10.198 #5 SMP Sun Aug 3 13:09:46 EEST 2025 aarch64 aarch64 aarch64 GNU/Linux

root@firefly:~# dmesg | grep -E "Blue|blue|brcm"
[    1.166185] Bluetooth: Core ver 2.22
[    1.166230] Bluetooth: HCI device and connection manager initialized
[    1.166242] Bluetooth: HCI socket layer initialized
[    1.166252] Bluetooth: L2CAP socket layer initialized
[    1.166271] Bluetooth: SCO socket layer initialized
[    2.335336] Bluetooth: HCI UART driver ver 2.3
[    2.335357] Bluetooth: HCI UART protocol H4 registered
[    2.335365] Bluetooth: HCI UART protocol BCSP registered
[    2.335371] Bluetooth: HCI UART protocol ATH3K registered
[    2.378695] Bluetooth: RFCOMM TTY layer initialized
[    2.378712] Bluetooth: RFCOMM socket layer initialized
[    2.378742] Bluetooth: RFCOMM ver 1.11
[    2.378773] Bluetooth: HIDP (Human Interface Emulation) ver 1.2
[    2.378786] Bluetooth: HIDP socket layer initialized
[    2.380127] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: uart_rts_gpios = 77.
[    2.380152] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,reset_gpio = 79.
[    2.380166] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,wake_gpio = 80.
[    2.380180] [BT_RFKILL]: bluetooth_platdata_parse_dt: get property: BT,wake_host_irq = 81.



root@firefly:~# hciattach /dev/ttyS1 bcm43xx 921600
bcm43xx_init
Initialization timed out.


hciattach /dev/ttyS1 any
[  748.410582] Bluetooth: hci0: command 0x1003 tx timeout
[  750.547016] Bluetooth: hci0: command 0x1001 tx timeout
[  752.676984] Bluetooth: hci0: command 0x1009 tx timeout


Tell me what to do?

板蓝根

rfkill unblock all

jackhil266

I really appreciate your article, it left a strong impression. Free Valid exam AP-216 sample online test papers—your ticket to promotions and a higher salary!

johnbla521

Through this article, my work thinking has significantly improved. I’m offering the CloudSec-Pro practice test engine test for free today, as it helped me earn a promotion and raise!

paulsto427

Great content, without a doubt, I'm clicking that like button. The C-TS4FI-2023 valid test sims questions were key to my promotion and salary increase, and today I'm sharing them for free!