[RFC PATCH 14/14] ASoC: dt-bindings: Update example for enabling USB offload on SM8250

Wesley Cheng
2022-12-23T23:33:53Z

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.

Signed-off-by: Wesley Cheng <quic_wcheng@quicinc.com>
---
.../devicetree/bindings/sound/qcom,sm8250.yaml | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
index 70080d04ddc9..60cd84e6727a 100644
--- a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
@@ -216,6 +216,19 @@ 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>;
+ };
+ };
};

- |