linux/Documentation/devicetree/bindings/sound/omap-dmic.txt
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   1* Texas Instruments OMAP4+ Digital Microphone Module
   2
   3Required properties:
   4- compatible: "ti,omap4-dmic"
   5- reg: Register location and size as an array:
   6       <MPU access base address, size>,
   7       <L3 interconnect address, size>;
   8- interrupts: Interrupt number for DMIC
   9- interrupt-parent: The parent interrupt controller
  10- ti,hwmods: Name of the hwmod associated with OMAP dmic IP
  11
  12Example:
  13
  14dmic: dmic@4012e000 {
  15        compatible = "ti,omap4-dmic";
  16        reg = <0x4012e000 0x7f>, /* MPU private access */
  17              <0x4902e000 0x7f>; /* L3 Interconnect */
  18        interrupts = <0 114 0x4>;
  19        interrupt-parent = <&gic>;
  20        ti,hwmods = "dmic";
  21};
  22