Kernel-4.18.0-80.el8_imx-audmux

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@21d8000 {
compatible = “fsl,imx6q-audmux”, “fsl,imx31-audmux”;
reg = <0x021d8000 0x4000>;
};