Signed-off-by: Xiubo Li <Li.Xiubo@xxxxxxxxxxxxx>
---
Documentation/devicetree/bindings/sound/simple-card.txt | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/simple-card.txt b/Documentation/devicetree/bindings/sound/simple-card.txt
index e9e20ec..01eb2d0 100644
--- a/Documentation/devicetree/bindings/sound/simple-card.txt
+++ b/Documentation/devicetree/bindings/sound/simple-card.txt
@@ -15,6 +15,10 @@ Optional properties:
Each entry is a pair of strings, the first being the
connection's sink, the second being the connection's
source.
+- sound-widgets : The name of the audio card's off-CODEC widgets. If the
+ audio card need the off-CODEC widgets, the card driver
+ should register its widgets with one specified name:
+ "XXXX", and in dt node the sound-widgets = "XXXX".
Required subnodes:
@@ -42,6 +46,7 @@ Example:
sound {
compatible = "simple-audio-card";
+ sound-widgets = "widgets"
simple-audio-card,format = "left_j";
simple-audio-routing =
"MIC_IN", "Mic Jack",
--
1.8.4
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