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ASoC: rt5640: Allow to describe how LOUT is wired
authorOndrej Jirman <megi@xff.cz>
Fri, 9 Dec 2022 10:56:21 +0000 (10:56 +0000)
committerMark Brown <broonie@kernel.org>
Sun, 25 Dec 2022 23:33:33 +0000 (23:33 +0000)
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>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20221209105621.39237-2-kernel@undef.tools
Signed-off-by: Mark Brown <broonie@kernel.org>
Documentation/devicetree/bindings/sound/rt5640.txt patch | blob | history

diff --git a/Documentation/devicetree/bindings/sound/rt5640.txt b/Documentation/devicetree/bindings/sound/rt5640.txt
index ff1228713f7e521e5bdb12a18a8110ff946676b7..0c398581d52b0bfdcdf5f00d8f013655e2e05297 100644 (file)
--- 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
Domain: System / Kernel;