dt-bindings: dma: allwinner,sun50i-a64-dma: Add A100 compatible

Add a binding for A100's dma controller.
Signed-off-by: Yangtao Li <frank@allwinnertech.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/f15a18e9b8868e8853db1b5a3d1e411b0ac1c63a.1604988979.git.frank@allwinnertech.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

Documentation/devicetree/bindings/dma/allwinner,sun50i-a64-dma.yaml

@@ -21,6 +21,7 @@ properties:
   compatible:
     oneOf:
       - const: allwinner,sun50i-a64-dma
+      - const: allwinner,sun50i-a100-dma
       - const: allwinner,sun50i-h6-dma
       - items:
           - const: allwinner,sun8i-r40-dma
@@ -56,7 +57,9 @@ required:
 if:
   properties:
     compatible:
-      const: allwinner,sun50i-h6-dma
+      enum:
+        - allwinner,sun50i-a100-dma
+        - allwinner,sun50i-h6-dma
 
 then:
   properties: