From 7c536bade37f11833ea358fbb84aca045b157fa4 Mon Sep 17 00:00:00 2001
From: Paul Cercueil <paul@crapouillou.net>
Date: Thu, 7 Feb 2019 10:31:38 -0300
Subject: [PATCH] dt-bindings: sound: Document jz4740-codec bindings
Add documentation about how to probe the jz4740-codec driver from
devicetree.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
---
.../bindings/sound/ingenic,jz4740-codec.txt | 20 +++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt
diff --git a/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt b/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt
new file mode 100644
index 0000000000000..1ffcade87e7bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/ingenic,jz4740-codec.txt
@@ -0,0 +1,20 @@
+Ingenic JZ4740 codec controller
+
+Required properties:
+- compatible : "ingenic,jz4740-codec"
+- reg : codec registers location and length
+- clocks : phandle to the AIC clock.
+- clock-names: must be set to "aic".
+- #sound-dai-cells: Must be set to 0.
+
+Example:
+
+codec: audio-codec@10020080 {
+ compatible = "ingenic,jz4740-codec";
+ reg = <0x10020080 0x8>;
+
+ #sound-dai-cells = <0>;
+
+ clocks = <&cgu JZ4740_CLK_AIC>;
+ clock-names = "aic";
+};
--
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