1*4882a593SmuzhiyunFreescale Digital Audio Mux (AUDMUX) device 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunRequired properties: 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun - compatible : "fsl,imx21-audmux" for AUDMUX version firstly used 6*4882a593Smuzhiyun on i.MX21, or "fsl,imx31-audmux" for the version 7*4882a593Smuzhiyun firstly used on i.MX31. 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun - reg : Should contain AUDMUX registers location and length. 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunAn initial configuration can be setup using child nodes. 12*4882a593Smuzhiyun 13*4882a593SmuzhiyunRequired properties of optional child nodes: 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun - fsl,audmux-port : Integer of the audmux port that is configured by this 16*4882a593Smuzhiyun child node. 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun - fsl,port-config : List of configuration options for the specific port. 19*4882a593Smuzhiyun For imx31-audmux and above, it is a list of tuples 20*4882a593Smuzhiyun <ptcr pdcr>. For imx21-audmux it is a list of pcr 21*4882a593Smuzhiyun values. 22*4882a593Smuzhiyun 23*4882a593SmuzhiyunExample: 24*4882a593Smuzhiyun 25*4882a593Smuzhiyunaudmux@21d8000 { 26*4882a593Smuzhiyun compatible = "fsl,imx6q-audmux", "fsl,imx31-audmux"; 27*4882a593Smuzhiyun reg = <0x021d8000 0x4000>; 28*4882a593Smuzhiyun}; 29