linux-kernel - [PATCH 1/6] dt-bindings: media: st: csi: add 'power-domains' property

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Message-ID: <20251219-stm32-mp2x-dcmipp-csi-power-domain-v1-1-a6edb2aa8154@foss.st.com>
Date: Fri, 19 Dec 2025 16:58:03 +0100
From: Alain Volmat <alain.volmat@...s.st.com>
To: Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue
	<alexandre.torgue@...s.st.com>,
        Hugues Fruchet <hugues.fruchet@...s.st.com>
CC: <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
        "Alain Volmat" <alain.volmat@...s.st.com>
Subject: [PATCH 1/6] dt-bindings: media: st: csi: add 'power-domains'
 property

STM32 CSI may be in a power domain which is the case for the STM32MP2x
based boards. Allow a single 'power-domains' entry for STM32 CSI.

Signed-off-by: Alain Volmat <alain.volmat@...s.st.com>
---
 Documentation/devicetree/bindings/media/st,stm32mp25-csi.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/st,stm32mp25-csi.yaml b/Documentation/devicetree/bindings/media/st,stm32mp25-csi.yaml
index e9fa3cfea5d2..2ac7c9670c62 100644
--- a/Documentation/devicetree/bindings/media/st,stm32mp25-csi.yaml
+++ b/Documentation/devicetree/bindings/media/st,stm32mp25-csi.yaml
@@ -46,6 +46,9 @@ properties:
     minItems: 1
     maxItems: 2
 
+  power-domains:
+    maxItems: 1
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports
 

-- 
2.34.1