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Title: Bluetooth not working. [Print This Page]

Author: sat_art Time: 8/3/2025 18:40
Title: Bluetooth not working.
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?

Author: 板蓝根 Time: 8/4/2025 15:13
rfkill unblock all

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