linux-kernel - [RFC 3/5] dt-bindings: power: Add binding for MediaTek MT7988 topmisc power controller

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Message-ID: <20250413085806.8544-4-linux@fw-web.de>
Date: Sun, 13 Apr 2025 10:58:03 +0200
From: Frank Wunderlich <linux@...web.de>
To: Chunfeng Yun <chunfeng.yun@...iatek.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Cc: Frank Wunderlich <frank-w@...lic-files.de>,
	Daniel Golle <daniel@...rotopia.org>,
	Sam Shih <sam.shih@...iatek.com>,
	MandyJH Liu <mandyjh.liu@...iatek.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	linux-phy@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [RFC 3/5] dt-bindings: power: Add binding for MediaTek MT7988 topmisc power controller

From: Frank Wunderlich <frank-w@...lic-files.de>

Topmisc is a systemcontroller used for xs-phy and ethernet on  mt7988.
Add binding for it.

Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
---
 .../power/mediatek,power-controller.yaml      | 35 +++++++++++++------
 1 file changed, 24 insertions(+), 11 deletions(-)

diff --git a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
index 591a080ca3ff..60d2fc7963e5 100644
--- a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
+++ b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
@@ -22,17 +22,27 @@ properties:
     pattern: '^power-controller(@[0-9a-f]+)?$'
 
   compatible:
-    enum:
-      - mediatek,mt6735-power-controller
-      - mediatek,mt6795-power-controller
-      - mediatek,mt8167-power-controller
-      - mediatek,mt8173-power-controller
-      - mediatek,mt8183-power-controller
-      - mediatek,mt8186-power-controller
-      - mediatek,mt8188-power-controller
-      - mediatek,mt8192-power-controller
-      - mediatek,mt8195-power-controller
-      - mediatek,mt8365-power-controller
+    oneOf:
+      - items:
+        - enum:
+          - mediatek,mt6735-power-controller
+          - mediatek,mt6795-power-controller
+          - mediatek,mt8167-power-controller
+          - mediatek,mt8173-power-controller
+          - mediatek,mt8183-power-controller
+          - mediatek,mt8186-power-controller
+          - mediatek,mt8188-power-controller
+          - mediatek,mt8192-power-controller
+          - mediatek,mt8195-power-controller
+          - mediatek,mt8365-power-controller
+      - items:
+        - enum:
+          - mediatek,mt7988-topmisc
+        - const: syscon
+        - const: mediatek,mt7988-power-controller
+
+  reg:
+    maxItems: 1
 
   '#power-domain-cells':
     const: 1
@@ -43,6 +53,9 @@ properties:
   '#size-cells':
     const: 0
 
+  '#clock-cells':
+    const: 1
+
 patternProperties:
   "^power-domain@[0-9a-f]+$":
     $ref: "#/$defs/power-domain-node"
-- 
2.43.0