OpenCloudOS-Kernel/Documentation/devicetree/bindings/sound/imx-audmux.txt

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Freescale Digital Audio Mux (AUDMUX) device
Required properties:
- compatible : "fsl,imx21-audmux" for AUDMUX version firstly used on i.MX21,
or "fsl,imx31-audmux" for the version firstly used on i.MX31.
- reg : Should contain AUDMUX registers location and length
An initial configuration can be setup using child nodes.
Required properties of optional child nodes:
- fsl,audmux-port : Integer of the audmux port that is configured by this
child node.
- fsl,port-config : List of configuration options for the specific port. For
imx31-audmux and above, it is a list of tuples <ptcr pdcr>. For
imx21-audmux it is a list of pcr values.
Example:
audmux@021d8000 {
compatible = "fsl,imx6q-audmux", "fsl,imx31-audmux";
reg = <0x021d8000 0x4000>;
};