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authorStephan Gerhold <stephan@gerhold.net>2020-08-26 11:51:40 +0200
committerMark Brown <broonie@kernel.org>2020-09-08 15:37:49 +0100
commitcdd3b8daf26e5eb2e97b6a37dfdb83597bcbdc52 (patch)
tree1482f2291888e0d8380da59ca85170d9cc0b9b17 /Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt
parent6835302853169441069e11bc4642300c22009c2e (diff)
downloadlinux-cdd3b8daf26e5eb2e97b6a37dfdb83597bcbdc52.tar.bz2
ASoC: dt-bindings: qcom: Document "aux-devs" property
In some cases we need to probe additional audio components that do not appear as part of the DAI links specified in the device tree. Examples for this are auxiliary devices such as analog amplifiers or codecs. To make them work they need to be added as part of "aux-devs" and connected to some other audio component using the audio routes configurable using "(qcom,)audio-routing". Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Stephan Gerhold <stephan@gerhold.net> Link: https://lore.kernel.org/r/20200826095141.94017-2-stephan@gerhold.net Signed-off-by: Mark Brown <broonie@kernel.org>
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diff --git a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt
index 84b28dbe9f15..23998262a0a7 100644
--- a/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt
+++ b/Documentation/devicetree/bindings/sound/qcom,apq8016-sbc.txt
@@ -34,6 +34,13 @@ Required properties:
* DMIC
* Ext Spk
+Optional properties:
+
+- aux-devs : A list of phandles for auxiliary devices (e.g. analog
+ amplifiers) that do not appear directly within the DAI
+ links. Should be connected to another audio component
+ using "qcom,audio-routing".
+
Dai-link subnode properties and subnodes:
Required dai-link subnodes: