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[2/2] dt-bindings: sound: rt5640: Allow to describe how LOUT is wired

Message ID 20221209105621.39237-2-kernel@undef.tools
State New
Headers show
Series None | expand

Commit Message

Jarrah Dec. 9, 2022, 10:56 a.m. UTC 
From: Ondrej Jirman <megi@xff.cz>

Depending on HW design, som boards may expect mono differential output
on LOUT. Describe a property that enables it.

Signed-off-by: Ondrej Jirman <megi@xff.cz>
Signed-off-by: Jarrah Gosbell <kernel@undef.tools>
---
 Documentation/devicetree/bindings/sound/rt5640.txt | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/sound/rt5640.txt b/Documentation/devicetree/bindings/sound/rt5640.txt
index ff1228713f7e..0c398581d52b 100644
--- a/Documentation/devicetree/bindings/sound/rt5640.txt
+++ b/Documentation/devicetree/bindings/sound/rt5640.txt
@@ -20,6 +20,9 @@  Optional properties:
 - realtek,in3-differential
   Boolean. Indicate MIC1/2/3 input are differential, rather than single-ended.
 
+- realtek,lout-differential
+  Boolean. Indicate LOUT output is differential, rather than stereo.
+
 - realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin.
 
 - realtek,dmic1-data-pin