[PATCH 3/5] dt-bindings: usb: dwc2: Add support for Canaan K230 SoC

[Jiayu Du]

Add 'canaan,k230-usb' compatible string with 'snps,dwc2' as fallback
for the DWC2 IP which is used by Canaan K230.

Signed-off-by: Jiayu Du <jiayu.riscv at isrc.iscas.ac.cn>
---
 Documentation/devicetree/bindings/usb/dwc2.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/usb/dwc2.yaml b/Documentation/devicetree/bindings/usb/dwc2.yaml
index 6c3a10991b8b..352487c6392a 100644
--- a/Documentation/devicetree/bindings/usb/dwc2.yaml
+++ b/Documentation/devicetree/bindings/usb/dwc2.yaml
@@ -17,6 +17,9 @@ properties:
   compatible:
     oneOf:
       - const: brcm,bcm2835-usb
+      - items:
+          - const: canaan,k230-usb
+          - const: snps,dwc2
       - const: hisilicon,hi6220-usb
       - const: ingenic,jz4775-otg
       - const: ingenic,jz4780-otg
-- 
2.52.0