This patch adds documentation of device tree bindings for audio DMIC codec.
Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@xxxxxx>
---
Documentation/devicetree/bindings/sound/dmic.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/dmic.txt
diff --git a/Documentation/devicetree/bindings/sound/dmic.txt b/Documentation/devicetree/bindings/sound/dmic.txt
new file mode 100644
index 0000000..a0c58f2
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/dmic.txt
@@ -0,0 +1,12 @@
+Device-Tree bindings for Digital microphone (DMIC) codec
+
+This device support generic PDM digital microphone.
+
+Required properties:
+ - compatible: should be "dmic-codec".
+
+Example node:
+
+ dmic_codec: dmic@0 {
+ compatible = "dmic-codec";
+ };
--
2.7.4
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