linux-kernel - [PATCH 1/3] dt-bindings: power: mediatek: Document phandle to SCPSYS syscon node

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Message-Id: <20220711122503.286743-2-angelogioacchino.delregno@collabora.com>
Date:   Mon, 11 Jul 2022 14:25:01 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     robh+dt@...nel.org
Cc:     krzysztof.kozlowski+dt@...aro.org, matthias.bgg@...il.com,
        angelogioacchino.delregno@...labora.com,
        chun-jie.chen@...iatek.com, weiyi.lu@...iatek.com,
        mbrugger@...e.com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, kernel@...labora.com,
        nfraprado@...labora.com
Subject: [PATCH 1/3] dt-bindings: power: mediatek: Document phandle to SCPSYS syscon node

Add a phandle to the syscon block providing access to SCPSYS registers:
this allows us to avoid using simple-mfd for the SCPSYS node and
nesting the System Power Manager node inside.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
---
 .../devicetree/bindings/power/mediatek,power-controller.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
index 135c6f722091..848fdff7c9d8 100644
--- a/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
+++ b/Documentation/devicetree/bindings/power/mediatek,power-controller.yaml
@@ -39,6 +39,11 @@ properties:
   '#size-cells':
     const: 0
 
+  syscon:
+    $ref: /schemas/types.yaml#/definitions/phandle
+    description:
+      Phandle to the syscon block providing access to SCPSYS registers
+
 patternProperties:
   "^power-domain@[0-9a-f]+$":
     type: object
-- 
2.35.1