In a fairly new development, Qualcomm somehow made the DWC3 block
cache-coherent. Annotate that.

Fixes: 7f7e5c1b037f ("arm64: dts: qcom: sm8550: Add USB PHYs and controller nodes")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 8ee61c9383ec..95ba9a9ac78e 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -2944,6 +2944,7 @@ usb_1_dwc3: usb@a600000 {
 				snps,usb2-lpm-disable;
 				snps,has-lpm-erratum;
 				tx-fifo-resize;
+				dma-coherent;
 
 				ports {
 					#address-cells = <1>;

-- 
2.42.0