dt-bindings: mfd: fsl,mc13xxx: Fix LEDs node schema

The 'leds' node is missing constraints on additional properties. It is
mixing 'leds' node and child node properties as well as missing some
properties. Add the 'led@' child nodes and the missing properties.

Fixes: 1160f9f ("dt-bindings: mfd: fsl,mc13xxx: Convert txt to DT schema")
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://patch.msgid.link/20251118213541.43812-1-robh@kernel.org
Signed-off-by: Lee Jones <lee@kernel.org>

Author: robherring

Documentation/devicetree/bindings/mfd/fsl,mc13xxx.yaml

@@ -93,45 +93,57 @@ properties:
 
   leds:
     type: object
-    $ref: /schemas/leds/common.yaml#
+    additionalProperties: false
 
     properties:
-      reg:
-        description: |
-          One of
-          MC13783 LED IDs
-            0: Main display
-            1: AUX display
-            2: Keypad
-            3: Red 1
-            4: Green 1
-            5: Blue 1
-            6: Red 2
-            7: Green 2
-            8: Blue 2
-            9: Red 3
-            10: Green 3
-            11: Blue 3
-
-          MC13892 LED IDs
-            0: Main display
-            1: AUX display
-            2: Keypad
-            3: Red
-            4: Green
-            5: Blue
-
-          MC34708 LED IDs
-            0: Charger Red
-            1: Charger Green
-        maxItems: 1
+      '#address-cells':
+        const: 1
+
+      '#size-cells':
+        const: 0
 
       led-control:
         $ref: /schemas/types.yaml#/definitions/uint32-array
         description: |
           Setting for LED-Control register array length depends on model,
           mc13783: 6, mc13892: 4, mc34708: 1
 
+    patternProperties:
+      '^led@[0-9a-b]$':
+        $ref: /schemas/leds/common.yaml#
+        unevaluatedProperties: false
+
+        properties:
+          reg:
+            description: |
+              One of
+              MC13783 LED IDs
+                0: Main display
+                1: AUX display
+                2: Keypad
+                3: Red 1
+                4: Green 1
+                5: Blue 1
+                6: Red 2
+                7: Green 2
+                8: Blue 2
+                9: Red 3
+                10: Green 3
+                11: Blue 3
+
+              MC13892 LED IDs
+                0: Main display
+                1: AUX display
+                2: Keypad
+                3: Red
+                4: Green
+                5: Blue
+
+              MC34708 LED IDs
+                0: Charger Red
+                1: Charger Green
+            maxItems: 1
+
   regulators:
     type: object
 
@@ -262,7 +274,7 @@ examples:
                 #size-cells = <0>;
                 led-control = <0x000 0x000 0x0e0 0x000>;
 
-                sysled@3 {
+                led@3 {
                     reg = <3>;
                     label = "system:red:live";
                     linux,default-trigger = "heartbeat";