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| -rw-r--r-- | Documentation/devicetree/bindings/sound/imx-audmux.txt | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/imx-audmux.txt b/Documentation/devicetree/bindings/sound/imx-audmux.txt new file mode 100644 index 000000000..2db4dcbee --- /dev/null +++ b/Documentation/devicetree/bindings/sound/imx-audmux.txt @@ -0,0 +1,28 @@ +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>; +}; |