shushukui 发表于 2020-6-22 11:26:38

buildroot 无法识别usb 声卡的问题。

插入usb 麦克风，输入dmesg -c
usb 2-1.1: new full-speed USB device number 5 using ehci-platform

arecord -l 无法列出对应的设备

/ # arecord -l
**** List of CAPTURE Hardware Devices ****
card 0: rockchiprk3308b , device 0: dailink-multicodecs multicodec-0 []
Subdevices: 1/1
Subdevice #0: subdevice #0
card 7: Loopback , device 0: Loopback PCM
Subdevices: 8/8
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
Subdevice #4: subdevice #4
Subdevice #5: subdevice #5
Subdevice #6: subdevice #6
Subdevice #7: subdevice #7
card 7: Loopback , device 1: Loopback PCM
Subdevices: 7/8
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
Subdevice #4: subdevice #4
Subdevice #5: subdevice #5
Subdevice #6: subdevice #6
Subdevice #7: subdevice #7

请问如何支持这种设备。

firefly_zhongw 发表于 2020-6-22 11:48:26

本帖最后由 firefly_zhongw 于 2020-6-22 11:50 编辑

1. 内核配置有没有使能CONFIG_SND_USB_AUDIO
2. 用的USB 声卡设备是MOD-MIC-4XAnalog板子？
页: [1]
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