From: Paul Cercueil <paul@crapouillou.net>
Date: Thu, 7 Feb 2019 13:31:39 +0000 (-0300)
Subject: dt-bindings: sound: Document jz4725b-codec bindings
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f58f2b0a9f6ecfd76cb08fe1c4894ab009a30c66;p=linux.git

dt-bindings: sound: Document jz4725b-codec bindings

Add documentation about how to probe the jz4725b-codec driver from
devicetree.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt b/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt
new file mode 100644
index 0000000000000..05adc0d47b13e
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/ingenic,jz4725b-codec.txt
@@ -0,0 +1,20 @@
+Ingenic JZ4725B codec controller
+
+Required properties:
+- compatible : "ingenic,jz4725b-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@100200a4 {
+	compatible = "ingenic,jz4725b-codec";
+	reg = <0x100200a4 0x8>;
+
+	#sound-dai-cells = <0>;
+
+	clocks = <&cgu JZ4725B_CLK_AIC>;
+	clock-names = "aic";
+};