Use Hifiberry-dac / Adafruit Speaker Bonnet and ICS43432 / SPH0645 I2S MEMS Mic simultaneously
Tested with:
Based on googlevoicehat-{codec,soundcard}.c by Peter Malkin.
This was installed successfully on Linux 4.9.35+ on a Raspberry Pi Zero W
sudo apt-get install raspberrypi-kernel-headers
git clone https://github.com/GothAck/hifimems-kmod
cd hifimems-kmod
make KERNEL_SRC=/lib/modules/$(uname -r)/build all
sudo make KERNEL_SRC=/lib/modules/$(uname -r)/build modules_install