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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-02-11 11:06:46 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-02-11 11:06:46 +0000
commit315472d5abca4d4db90ba654fd616b9a694c80cf (patch)
tree27510f454328dd1fac3d3855ceac44edf1bc71d8 /Documentation/devicetree
parent56b3f31fb384124790279ad39eb02ee66df4b9fd (diff)
parente2e8bfdf61573c98162d1112b971d8d00f00fcf8 (diff)
Merge remote-tracking branch 'asoc/topic/tlv320aic3x' into asoc-next
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/sound/tlv320aic3x.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/tlv320aic3x.txt b/Documentation/devicetree/bindings/sound/tlv320aic3x.txt
index e7b98f41fa5..f47c3f589fd 100644
--- a/Documentation/devicetree/bindings/sound/tlv320aic3x.txt
+++ b/Documentation/devicetree/bindings/sound/tlv320aic3x.txt
@@ -11,6 +11,12 @@ Optional properties:
- gpio-reset - gpio pin number used for codec reset
- ai3x-gpio-func - <array of 2 int> - AIC3X_GPIO1 & AIC3X_GPIO2 Functionality
+- ai3x-micbias-vg - MicBias Voltage required.
+ 1 - MICBIAS output is powered to 2.0V,
+ 2 - MICBIAS output is powered to 2.5V,
+ 3 - MICBIAS output is connected to AVDD,
+ If this node is not mentioned or if the value is incorrect, then MicBias
+ is powered down.
Example: