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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (C) 2021 MediaTek Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/mediatek/mediatek,apusys.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek APUSYS Controller
+
+maintainers:
+ - Flora Fu <flora.fu@mediatek.com>
+
+description:
+ The MediaTek apusys controller provides functional configurations and clocks
+ to the system.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8192-apu-conn
+ - mediatek,mt8192-apu-vcore
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+ '#clock-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ apu_conn: apu_conn@19020000 {
+ compatible = "mediatek,mt8192-apu-conn", "syscon";
+ reg = <0x19020000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ apu_vcore: apu_vcore@19029000 {
+ compatible = "mediatek,mt8192-apu-vcore", "syscon";
+ reg = <0x19029000 0x1000>;
+ #clock-cells = <1>;
+ };