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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /Documentation/devicetree/bindings/sound/name-prefix.txt
parentInitial commit. (diff)
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Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+Name prefix:
+
+Card implementing the routing property define the connection between
+audio components as list of string pair. Component using the same
+sink/source names may use the name prefix property to prepend the
+name of their sinks/sources with the provided string.
+
+Optional name prefix property:
+- sound-name-prefix : string using as prefix for the sink/source names of
+ the component.
+
+Example: Two instances of the same component.
+
+amp0: analog-amplifier@0 {
+ compatible = "simple-audio-amplifier";
+ enable-gpios = <&gpio GPIOH_3 0>;
+ sound-name-prefix = "FRONT";
+};
+
+amp1: analog-amplifier@1 {
+ compatible = "simple-audio-amplifier";
+ enable-gpios = <&gpio GPIOH_4 0>;
+ sound-name-prefix = "BACK";
+};