diff --git a/Documentation/devicetree/bindings/display/panel/samsung,atna33xc20.yaml b/Documentation/devicetree/bindings/display/panel/samsung,atna33xc20.yaml
index 684c2896d2387077cf2d91cc5a025e0838c0f536..31f0c0f038e494234d896691f3cf0b9b7cd8842d 100644
--- a/Documentation/devicetree/bindings/display/panel/samsung,atna33xc20.yaml
+++ b/Documentation/devicetree/bindings/display/panel/samsung,atna33xc20.yaml
@@ -19,6 +19,8 @@ properties:
       - const: samsung,atna33xc20
       - items:
           - enum:
+              # Samsung 14" WQXGA+ (2880×1800 pixels) eDP AMOLED panel
+              - samsung,atna40yk20
               # Samsung 14.5" WQXGA+ (2880x1800 pixels) eDP AMOLED panel
               - samsung,atna45af01
               # Samsung 14.5" 3K (2944x1840 pixels) eDP AMOLED panel