This file was missed when adding the sound driver to U-Boot. Bring it in
from Linux 5.0.
Signed-off-by: Simon Glass <s...@chromium.org>
---
doc/device-tree-bindings/sound/snow.txt | 31 +++++++++++++++++++++++++
1 file changed, 31 insertions(+)
create mode 100644 doc/device-tree-bindings/sound/snow.txt
diff --git a/doc/device-tree-bindings/sound/snow.txt
b/doc/device-tree-bindings/sound/snow.txt
new file mode 100644
index 00000000000..80fd9a87bb3
--- /dev/null
+++ b/doc/device-tree-bindings/sound/snow.txt
@@ -0,0 +1,31 @@
+Audio Binding for Snow boards
+
+Required properties:
+- compatible : Can be one of the following,
+ "google,snow-audio-max98090" or
+ "google,snow-audio-max98091" or
+ "google,snow-audio-max98095"
+- samsung,i2s-controller (deprecated): The phandle of the Samsung I2S
controller
+- samsung,audio-codec (deprecated): The phandle of the audio codec
+
+Required sub-nodes:
+
+ - 'cpu' subnode with a 'sound-dai' property containing the phandle of the I2S
+ controller
+ - 'codec' subnode with a 'sound-dai' property containing list of phandles
+ to the CODEC nodes, first entry must be the phandle of the MAX98090,
+ MAX98091 or MAX98095 CODEC (exact device type is indicated by the
compatible
+ string) and the second entry must be the phandle of the HDMI IP block node
+
+Optional:
+- samsung,model: The name of the sound-card
+
+Example:
+
+sound {
+ compatible = "google,snow-audio-max98095";
+
+ samsung,model = "Snow-I2S-MAX98095";
+ samsung,i2s-controller = <&i2s0>;
+ samsung,audio-codec = <&max98095>;
+};
--
2.21.0.593.g511ec345e18-goog
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