dt-bindings: pinctrl: sunxi: Add A100 pinctrl bindings

Add device tree binding Documentation details for A100 pinctrl driver,
which has a r pin controller and a pin controller with more irq lines.

Signed-off-by: Yangtao Li <[e-mail]>
Reviewed-by: Rob Herring <[e-mail]>
Acked-by: Maxime Ripard <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Linus Walleij <[e-mail]>

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

···
       - allwinner,sun9i-a80-r-pinctrl
       - allwinner,sun50i-a64-pinctrl
       - allwinner,sun50i-a64-r-pinctrl
+      - allwinner,sun50i-a100-pinctrl
+      - allwinner,sun50i-a100-r-pinctrl
       - allwinner,sun50i-h5-pinctrl
       - allwinner,sun50i-h6-pinctrl
       - allwinner,sun50i-h6-r-pinctrl
···
       properties:
         compatible:
           enum:
+            - allwinner,sun50i-a100-pinctrl
+
+    then:
+      properties:
+        interrupts:
+          minItems: 7
+          maxItems: 7
+
+  - if:
+      properties:
+        compatible:
+          enum:
             - allwinner,sun9i-a80-pinctrl
 
     then:
···
             - allwinner,sun8i-h3-r-pinctrl
             - allwinner,sun8i-r40-pinctrl
             - allwinner,sun50i-a64-r-pinctrl
+            - allwinner,sun50i-a100-r-pinctrl
             - nextthing,gr8-pinctrl
 
     then: