Add a node for q6usb which handles USB audio offloading, allowing to
play audio via a USB-C headset with lower power consumption and enabling
some other features.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
 arch/arm64/boot/dts/qcom/sm6350.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 375f964e793626115609996aa25ea4e0fefe6c5e..9a1b9f02282a0cf2e39bf2ade21989dbf4362bc1 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -1351,6 +1351,13 @@ q6afecc: clock-controller {
 							compatible = "qcom,q6afe-clocks";
 							#clock-cells = <2>;
 						};
+
+						q6usbdai: usbd {
+							compatible = "qcom,q6usb";
+							iommus = <&apps_smmu 0x100f 0x0>;
+							#sound-dai-cells = <1>;
+							qcom,usb-audio-intr-idx = /bits/ 16 <2>;
+						};
 					};
 
 					q6asm: service@7 {
@@ -1988,6 +1995,7 @@ usb_1_dwc3: usb@a600000 {
 				snps,dis-u2-entry-quirk;
 				phys = <&usb_1_hsphy>, <&usb_1_qmpphy QMP_USB43DP_USB3_PHY>;
 				phy-names = "usb2-phy", "usb3-phy";
+				usb-soc-be = <&q6usbdai>;
 				usb-role-switch;
 
 				ports {

-- 
2.49.0

On Fri, Apr 25, 2025 at 12:44:55PM +0200, Luca Weiss wrote:
> Add a node for q6usb which handles USB audio offloading, allowing to
> play audio via a USB-C headset with lower power consumption and enabling
> some other features.
> 
> Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
> ---
>  arch/arm64/boot/dts/qcom/sm6350.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

-- 
With best wishes
Dmitry