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[v4,3/8] dt-bindings: arm: mediatek: Add new document bindings for APU

Message ID 20211210170113.30063-4-flora.fu@mediatek.com (mailing list archive)
State New, archived
Headers show
Series Add Support for MediaTek MT8192 APU Power Domain | expand

Commit Message

Flora Fu Dec. 10, 2021, 5:01 p.m. UTC 
Document the apusys bindings.

Signed-off-by: Flora Fu <flora.fu@mediatek.com>
Reviewed-by: Rob Herring <robh@kernel.org>

---
 .../arm/mediatek/mediatek,apusys.yaml         | 50 +++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,apusys.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,apusys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apusys.yaml
new file mode 100644
index 000000000000..7643c66dfaa2
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,apusys.yaml
@@ -0,0 +1,50 @@ 
+# 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>;
+    };