Microchip ASoC driver for boards using PDMC

modulename: snd-soc-mchp-pdmc.ko

configname: CONFIG_SND_MCHP_SOC_PDMC

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>Device Tree and Open Firmware support
└─>Microchip ASoC driver for boards using PDMC
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Say Y or M if you want to add support for Microchip ASoC PDMC driver on the
following Microchip platforms:
- sama7g5

The Pulse Density Microphone Controller (PDMC) interfaces up to 4 digital
microphones PDM outputs. It generates a single clock line and samples 1 or
2 data lines. The signal path includes an audio grade programmable
decimation filter and outputs 24-bit audio words.

source code: