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-rw-r--r--Documentation/devicetree/bindings/sound/simple-card.txt17
1 files changed, 15 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/sound/simple-card.txt b/Documentation/devicetree/bindings/sound/simple-card.txt
index 19c84df5fff..b30c222f9cd 100644
--- a/Documentation/devicetree/bindings/sound/simple-card.txt
+++ b/Documentation/devicetree/bindings/sound/simple-card.txt
@@ -8,13 +8,18 @@ Required properties:
Optional properties:
+- simple-audio-card,name : User specified audio sound card name, one string
+ property.
- simple-audio-card,format : CPU/CODEC common audio format.
"i2s", "right_j", "left_j" , "dsp_a"
"dsp_b", "ac97", "pdm", "msb", "lsb"
+- simple-audio-card,widgets : Please refer to widgets.txt.
- simple-audio-card,routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the
connection's sink, the second being the connection's
source.
+- dai-tdm-slot-num : Please refer to tdm-slot.txt.
+- dai-tdm-slot-width : Please refer to tdm-slot.txt.
Required subnodes:
@@ -42,11 +47,19 @@ Example:
sound {
compatible = "simple-audio-card";
+ simple-audio-card,name = "VF610-Tower-Sound-Card";
simple-audio-card,format = "left_j";
+ simple-audio-card,widgets =
+ "Microphone", "Microphone Jack",
+ "Headphone", "Headphone Jack",
+ "Speaker", "External Speaker";
simple-audio-card,routing =
- "MIC_IN", "Mic Jack",
+ "MIC_IN", "Microphone Jack",
"Headphone Jack", "HP_OUT",
- "Ext Spk", "LINE_OUT";
+ "External Speaker", "LINE_OUT";
+
+ dai-tdm-slot-num = <2>;
+ dai-tdm-slot-width = <8>;
simple-audio-card,cpu {
sound-dai = <&sh_fsi2 0>;