dt-bindings: usb: generic-ohci: Add Allwinner D1 compatible

The Allwinner D1 contains USB controllers which claim to be compatible
with the OHCI specification version 1.0a.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220702195249.54160-4-samuel@sholland.org

Documentation/devicetree/bindings/usb/generic-ohci.yaml

@@ -28,6 +28,7 @@ properties:
               - allwinner,sun8i-h3-ohci
               - allwinner,sun8i-r40-ohci
               - allwinner,sun9i-a80-ohci
+              - allwinner,sun20i-d1-ohci
               - brcm,bcm3384-ohci
               - brcm,bcm63268-ohci
               - brcm,bcm6328-ohci