dt-bindings: i2c: mv64xxx: Add compatible for the H6 i2c node.

Allwinner H6 have a mv64xxx i2c interface available to be used.
Signed-off-by: NBhushan Shah <bshah@kde.org>
Signed-off-by: NMaxime Ripard <maxime.ripard@bootlin.com>

Documentation/devicetree/bindings/i2c/marvell,mv64xxx-i2c.yaml

@@ -26,6 +26,9 @@ properties:
       - items:
           - const: allwinner,sun50i-a64-i2c
           - const: allwinner,sun6i-a31-i2c
+      - items:
+          - const: allwinner,sun50i-h6-i2c
+          - const: allwinner,sun6i-a31-i2c
 
       - const: marvell,mv64xxx-i2c
       - const: marvell,mv78230-i2c