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-rw-r--r--Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt b/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt
index 46bc9829c71a..b279b6072bd5 100644
--- a/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt
+++ b/Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt
@@ -30,6 +30,11 @@ Optional properties:
- ti,hwmods : Must be "mcasp<n>", n is controller instance starting 0
- tx-num-evt : FIFO levels.
- rx-num-evt : FIFO levels.
+- dismod : Specify the drive on TX pin during inactive slots
+ 0 : 3-state
+ 2 : logic low
+ 3 : logic high
+ Defaults to 'logic low' when the property is not present
- sram-size-playback : size of sram to be allocated during playback
- sram-size-capture : size of sram to be allocated during capture
- interrupts : Interrupt numbers for McASP