linux-kernel - [PATCH] dt-bindings: dma: pl330: Add power-domains

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Message-Id: <20220427064048.86635-1-krzysztof.kozlowski@linaro.org>
Date:   Wed, 27 Apr 2022 08:40:48 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Vinod Koul <vkoul@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        dmaengine@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Rob Herring <robh@...nel.org>
Subject: [PATCH] dt-bindings: dma: pl330: Add power-domains

The pl330 DMA controller on Exynos SoC (e.g. dma-controller@...0000 in
Exynos5420) belongs to power domain, so allow such property.

Reported-by: Rob Herring <robh@...nel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 Documentation/devicetree/bindings/dma/arm,pl330.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/arm,pl330.yaml b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
index decab185cf4d..2bec69b308f8 100644
--- a/Documentation/devicetree/bindings/dma/arm,pl330.yaml
+++ b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
@@ -55,6 +55,9 @@ properties:
 
   dma-coherent: true
 
+  power-domains:
+    maxItems: 1
+
   resets:
     minItems: 1
     maxItems: 2
-- 
2.32.0