diff --git a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
index 63737d858944..665ec79a69f1 100644
--- a/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/apple,pinctrl.yaml
@@ -16,17 +16,22 @@ description: |
 
 properties:
   compatible:
-    items:
-      - enum:
-          - apple,s5l8960x-pinctrl
-          - apple,t7000-pinctrl
-          - apple,s8000-pinctrl
-          - apple,t8010-pinctrl
-          - apple,t8015-pinctrl
-          - apple,t8103-pinctrl
-          - apple,t8112-pinctrl
-          - apple,t6000-pinctrl
-      - const: apple,pinctrl
+    oneOf:
+      - items:
+          - const: apple,t6020-pinctrl
+          - const: apple,t8103-pinctrl
+      - items:
+          # Do not add additional SoC to this list.
+          - enum:
+              - apple,s5l8960x-pinctrl
+              - apple,t7000-pinctrl
+              - apple,s8000-pinctrl
+              - apple,t8010-pinctrl
+              - apple,t8015-pinctrl
+              - apple,t8103-pinctrl
+              - apple,t8112-pinctrl
+              - apple,t6000-pinctrl
+          - const: apple,pinctrl
 
   reg:
     maxItems: 1