dt-bindings: usb: dwc3-xilinx: allow dma-coherent

Radhey Shyam Pandey · robherring · commit 577ce77c8418 · 2025-05-27T14:37:32.000-05:00
On Versal Gen 2 SoC the LPD USB DMA controller is coherent with the CPU so allow specifying the information. Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com> Link: https://lore.kernel.org/r/1747401516-286356-1-git-send-email-radhey.shyam.pandey@amd.com Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/usb/dwc3-xilinx.yaml b/Documentation/devicetree/bindings/usb/dwc3-xilinx.yaml
@@ -27,6 +27,8 @@ properties:
 
   ranges: true
 
+  dma-coherent: true
+
   power-domains:
     description: specifies a phandle to PM domain provider node
     maxItems: 1
