1 Device-Tree bindings for Digital microphone (DMIC) codec
3 This device support generic PDM digital microphone.
6 - compatible: should be "dmic-codec".
9 - dmicen-gpios: GPIO specifier for dmic to control start and stop
14 compatible = "dmic-codec";
15 dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;