https://wiki.ubuntu.com/Audio/AlsaInfo
have to know the pin default
Sysfs Files !!-----------
/sys/class/sound/hwC0D0/init_pin_configs
https:/ /wiki.ubuntu. com/Audio/ AlsaInfo
have to know the pin default
Sysfs Files
!!-----------
/sys/class/ sound/hwC0D0/ init_pin_ configs