[PATCH v34 21/31] ASoC: dt-bindings: Update example for enabling USB offload on SM8250
From: Wesley Cheng <hidden>
Date: 2025-01-21 21:05:45
Also in:
linux-arm-msm, linux-devicetree, linux-doc, linux-sound, linux-usb, lkml
Subsystem:
arm/qualcomm mailing list, open firmware and flattened device tree bindings, qcom audio (asoc) drivers, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Srinivas Kandagatla, Liam Girdwood, Mark Brown, Linus Torvalds
Add an example on enabling of USB offload for the Q6DSP. The routing can be done by the mixer, which can pass the multimedia stream to the USB backend. Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Wesley Cheng <redacted> --- .../devicetree/bindings/sound/qcom,sm8250.yaml | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
index b9e33a7429b0..4e208cb7f6c6 100644
--- a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml@@ -190,4 +190,19 @@ examples: sound-dai = <&vamacro 0>; }; }; + + usb-dai-link { + link-name = "USB Playback"; + cpu { + sound-dai = <&q6afedai USB_RX>; + }; + + codec { + sound-dai = <&usbdai USB_RX>; + }; + + platform { + sound-dai = <&q6routing>; + }; + }; };