[PATCH v3 4/4] ASoC: add imx-audmix DT binding documentation

[Viorel Suman]

Add the DT binding documentation for Audio Mixer
machine driver.

Signed-off-by: Viorel Suman <viorel.suman at nxp.com>
---
 Documentation/devicetree/bindings/sound/imx-audmix.txt | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/imx-audmix.txt

diff --git a/Documentation/devicetree/bindings/sound/imx-audmix.txt b/Documentation/devicetree/bindings/sound/imx-audmix.txt
new file mode 100644
index 0000000..c840ed5
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/imx-audmix.txt
@@ -0,0 +1,18 @@
+NXP Audio Mixer (AUDMIX) machine driver.
+
+Required properties:
+===================================
+  - compatible		: Compatible list, contains "fsl,imx-audmix"
+
+  - model		: Short audio card description.
+
+  - audmix-controller	: Must contain the phandle to the AUDMIX device node.
+
+Machine driver configuration example:
+====================================
+  sound-audmix-sai {
+    compatible = "fsl,imx-audmix";
+    model = "audmix-sai";
+    audmix-controller = <&audmix>;
+  };
+
-- 
2.7.4