CONFIG_SND_SOC_DMIC (not configurable)

modulename: snd-soc-dmic.ko

configname: CONFIG_SND_SOC_DMIC

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>ALSA for SoC audio support
└─>SND_SOC_DMIC
In linux kernel since version 2.6.38 (release Date: 2011-03-14)  
source code:
sound/soc//codecs/

is depended by
CONFIG_SND_SOC_ALL_CODECS