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Diffstat (limited to 'Documentation/devicetree/bindings/sound')
-rw-r--r-- | Documentation/devicetree/bindings/sound/name-prefix.txt | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/name-prefix.txt b/Documentation/devicetree/bindings/sound/name-prefix.txt new file mode 100644 index 000000000000..645775908657 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/name-prefix.txt @@ -0,0 +1,24 @@ +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"; +}; |