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Bluetooth not working.
Posted at 8/3/2025 18:40:43
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Replies：5
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1#
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?
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