dt-bindings: pinctrl: Add compatible for Allwinner D1

D1 contains a pin controller similar to previous SoCs, but with some
register layout changes. It includes 6 interrupt-capable pin banks.
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Link: https://lore.kernel.org/r/20220713025233.27248-2-samuel@sholland.orgSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/allwinner,sun4i-a10-pinctrl.yaml

@@ -46,6 +46,7 @@ properties:
       - allwinner,sun8i-v3s-pinctrl
       - allwinner,sun9i-a80-pinctrl
       - allwinner,sun9i-a80-r-pinctrl
+      - allwinner,sun20i-d1-pinctrl
       - allwinner,sun50i-a64-pinctrl
       - allwinner,sun50i-a64-r-pinctrl
       - allwinner,sun50i-a100-pinctrl
@@ -178,6 +179,18 @@ allOf:
           minItems: 7
           maxItems: 7
 
+  - if:
+      properties:
+        compatible:
+          enum:
+            - allwinner,sun20i-d1-pinctrl
+
+    then:
+      properties:
+        interrupts:
+          minItems: 6
+          maxItems: 6
+
   - if:
       properties:
         compatible: