[PATCH v12 26/41] ASoC: dt-bindings: Update example for enabling USB offload on SM8250

[Wesley Cheng <quic_wcheng@xxxxxxxxxxx>]

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@xxxxxxxxxx>
Signed-off-by: Wesley Cheng <quic_wcheng@xxxxxxxxxxx>
---
 .../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 e082a4fe095d..24eba5f6a304 100644
--- a/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
+++ b/Documentation/devicetree/bindings/sound/qcom,sm8250.yaml
@@ -221,6 +221,21 @@ 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>;
+            };
+        };
     };
 
   - |