dt-bindings: dmaengine: Add Allwinner suniv F1C100s DMA

Add compatible string for Allwinner suniv F1C100s DMA.

Acked-by: Conor Dooley <[e-mail]>
[ csokas.bence: Reimplemented Mesih Kilinc's binding in YAML ]
Signed-off-by: Csókás Bence <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Vinod Koul <[e-mail]>

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

···
       number.
 
   compatible:
-    const: allwinner,sun4i-a10-dma
+    enum:
+      - allwinner,sun4i-a10-dma
+      - allwinner,suniv-f1c100s-dma
 
   reg:
     maxItems: 1