linux-kernel - [PATCH v4 1/3] dt-bindings: display: mediatek: dpi: Add power domains

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Message-ID: <20240830084544.2898512-2-rohiagar@chromium.org>
Date: Fri, 30 Aug 2024 08:45:42 +0000
From: Rohit Agarwal <rohiagar@...omium.org>
To: chunkuang.hu@...nel.org,
	p.zabel@...gutronix.de,
	airlied@...il.com,
	daniel@...ll.ch,
	maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org,
	tzimmermann@...e.de,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	matthias.bgg@...il.com,
	angelogioacchino.delregno@...labora.com,
	ck.hu@...iatek.com,
	jitao.shi@...iatek.com
Cc: dri-devel@...ts.freedesktop.org,
	linux-mediatek@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Rohit Agarwal <rohiagar@...omium.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v4 1/3] dt-bindings: display: mediatek: dpi: Add power domains

Add power domain binding to the mediatek DPI controller
for MT8186.
Also, add power domain binding for other SoCs like
MT6795 and MT8173 that already had power domain property.

Signed-off-by: Rohit Agarwal <rohiagar@...omium.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: CK Hu <ck.hu@...iatek.com>
---
 .../bindings/display/mediatek/mediatek,dpi.yaml | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
index 5ca7679d5427..3a82aec9021c 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.yaml
@@ -62,6 +62,9 @@ properties:
       - const: default
       - const: sleep
 
+  power-domains:
+    maxItems: 1
+
   port:
     $ref: /schemas/graph.yaml#/properties/port
     description:
@@ -76,6 +79,20 @@ required:
   - clock-names
   - port
 
+allOf:
+  - if:
+      not:
+        properties:
+          compatible:
+            contains:
+              enum:
+                - mediatek,mt6795-dpi
+                - mediatek,mt8173-dpi
+                - mediatek,mt8186-dpi
+    then:
+      properties:
+        power-domains: false
+
 additionalProperties: false
 
 examples:
-- 
2.46.0.469.g59c65b2a67-goog