dt-bindings: display: panel: samsung,atna45dc02: Document ATNA45DC02

The Samsung ATNA45DC02 panel is an AMOLED eDP panel, similar to the
existing ATNA45AF01 and ATNA33XC20 panel but with a higher resolution.
Signed-off-by: Rob Clark <robdclark@chromium.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240729205726.7923-1-robdclark@gmail.com

Documentation/devicetree/bindings/display/panel/samsung,atna33xc20.yaml

@@ -17,9 +17,12 @@ properties:
     oneOf:
       # Samsung 13.3" FHD (1920x1080 pixels) eDP AMOLED panel
       - const: samsung,atna33xc20
-      # Samsung 14.5" WQXGA+ (2880x1800 pixels) eDP AMOLED panel
       - items:
-          - const: samsung,atna45af01
+        - enum:
+          # Samsung 14.5" WQXGA+ (2880x1800 pixels) eDP AMOLED panel
+          - samsung,atna45af01
+          # Samsung 14.5" 3K (2944x1840 pixels) eDP AMOLED panel
+          - samsung,atna45dc02
         - const: samsung,atna33xc20
 
   enable-gpios: true