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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2018-11-16 15:41:40 +0200
committerMark Brown <broonie@kernel.org>2018-11-28 12:41:21 +0000
commita3641b30c19b93b1298028a7210b55145e70056c (patch)
tree1b75ec85b798afa2cbd22c9da004509c4fc0fe01 /Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt
parentca3d9433349ed6a8eadfc9d0ec9e88fff439d0e9 (diff)
ASoC: davinci-mcasp: Document dismod optional property
The dismod property can be used to specify the drive on level of inactive TX slots. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/sound/davinci-mcasp-audio.txt')
-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