dt-bindings: mfd: brcm,bcm59056: Add compatible for BCM59054

The BCM59054 MFD is fairly similar to the BCM59056, and will use
the same driver. Add compatible and specify the allowed regulator
nodes.

Signed-off-by: Artur Weber <aweber.kernel@gmail.com>
Reviewed-by: "Rob Herring (Arm)" <robh@kernel.org>
Reviewed-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Link: https://lore.kernel.org/r/20250515-bcm59054-v9-2-14ba0ea2ea5b@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>

Documentation/devicetree/bindings/mfd/brcm,bcm59056.yaml

@@ -11,7 +11,9 @@ maintainers:
 
 properties:
   compatible:
-    const: brcm,bcm59056
+    enum:
+      - brcm,bcm59054
+      - brcm,bcm59056
 
   reg:
     maxItems: 1
@@ -21,7 +23,6 @@ properties:
 
   regulators:
     type: object
-    $ref: /schemas/regulator/brcm,bcm59056.yaml#
 
 required:
   - compatible
@@ -30,6 +31,27 @@ required:
 
 additionalProperties: false
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: brcm,bcm59054
+    then:
+      properties:
+        regulators:
+          $ref: /schemas/regulator/brcm,bcm59054.yaml#
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: brcm,bcm59056
+    then:
+      properties:
+        regulators:
+          $ref: /schemas/regulator/brcm,bcm59056.yaml#
+
 examples:
   - |
     #include <dt-bindings/interrupt-controller/arm-gic.h>

Documentation/devicetree/bindings/regulator/brcm,bcm59054.yaml

@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/regulator/brcm,bcm59054.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom BCM59054 Power Management Unit regulators
+
+description: |
+  This is a part of device tree bindings for the BCM59054 power
+  management unit.
+
+  See Documentation/devicetree/bindings/mfd/brcm,bcm59056.yaml for
+  additional information and example.
+
+maintainers:
+  - Artur Weber <aweber.kernel@gmail.com>
+
+patternProperties:
+  "^(cam|sim|mmc)ldo[1-2]$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+  "^(rf|sd|sdx|aud|mic|usb|vib|tcx)ldo$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+  "^(c|mm|v)sr$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+  "^(io|sd)sr[1-2]$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+  "^gpldo[1-3]$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+  "^lvldo[1-2]$":
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+properties:
+  vbus:
+    type: object
+    $ref: /schemas/regulator/regulator.yaml#
+    unevaluatedProperties: false
+
+additionalProperties: false