1 files changed, 5 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/sound/snow.txt b/Documentation/devicetree/bindings/sound/snow.txt
index 678b191c37b8..6df74f15687f 100644
--- a/Documentation/devicetree/bindings/sound/snow.txt
+++ b/Documentation/devicetree/bindings/sound/snow.txt
@@ -3,15 +3,20 @@ 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: The phandle of the Samsung I2S controller
 - samsung,audio-codec: The phandle of the audio codec
 
+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>;
 };