dt-bindings: rtc: mpfs-rtc: Add PIC64GX compatibility

PIC64GX is compatible with mfps-rtc without any additional feature

Signed-off-by: Pierre-Henry Moussay <[email protected]>
Acked-by: Conor Dooley <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Alexandre Belloni <[email protected]>

Author: Pierre-Henry Moussay

Documentation/devicetree/bindings/rtc/microchip,mfps-rtc.yaml

@@ -16,8 +16,11 @@ maintainers:
 
 properties:
   compatible:
-    enum:
-      - microchip,mpfs-rtc
+    oneOf:
+      - items:
+          - const: microchip,pic64gx-rtc
+          - const: microchip,mpfs-rtc
+      - const: microchip,mpfs-rtc
 
   reg:
     maxItems: 1