usb: dwc2: Add support for Canaan K230
Canaan Kendryte K230 SoC instantiates a dwc2 v4.30a core. This patch
adds the compatible for it.
Signed-off-by: Junhui Liu <junhui.liu@pigmoral.tech>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
diff --git a/doc/device-tree-bindings/usb/dwc2.txt b/doc/device-tree-bindings/usb/dwc2.txt
index 7a533f6..9a87202 100644
--- a/doc/device-tree-bindings/usb/dwc2.txt
+++ b/doc/device-tree-bindings/usb/dwc2.txt
@@ -4,6 +4,7 @@
Required properties:
- compatible : One of:
- brcm,bcm2835-usb: The DWC2 USB controller instance in the BCM2835 SoC.
+ - canaan,k230-otg: The DWC2 USB controller instance in the K230 SoC.
- hisilicon,hi6220-usb: The DWC2 USB controller instance in the hi6220 SoC.
- "lantiq,arx100-usb": The DWC2 USB controller instance in Lantiq ARX SoCs;
- "lantiq,xrx200-usb": The DWC2 USB controller instance in Lantiq XRX SoCs;