linux-kernel - [PATCH v1 01/10] dt-bindings: dma: apple,admac: Add iommus and power-domains properties

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Message-Id: <20220916142550.269905-2-j@jannau.net>
Date:   Fri, 16 Sep 2022 16:25:41 +0200
From:   Janne Grunau <j@...nau.net>
To:     asahi@...ts.linux.dev
Cc:     Mark Kettenis <kettenis@...nbsd.org>,
        Martin Povišer <povik+lin@...ebit.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Hector Martin <marcan@...can.st>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Sven Peter <sven@...npeter.dev>, Vinod Koul <vkoul@...nel.org>,
        devicetree@...r.kernel.org, dmaengine@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 01/10] dt-bindings: dma: apple,admac: Add iommus and power-domains properties

Apple's ADMAC is on all supported Apple silicon SoCs behind an IOMMU
and has its own power-domain.

Signed-off-by: Janne Grunau <j@...nau.net>
Acked-by: Martin Povišer <povik+lin@...ebit.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

---

Changes in v1:
 - added Martin's and Krzysztof's ack

 Documentation/devicetree/bindings/dma/apple,admac.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/apple,admac.yaml b/Documentation/devicetree/bindings/dma/apple,admac.yaml
index bdc8c129c4f5..3b1e667f7ea0 100644
--- a/Documentation/devicetree/bindings/dma/apple,admac.yaml
+++ b/Documentation/devicetree/bindings/dma/apple,admac.yaml
@@ -49,6 +49,13 @@ properties:
       in an interrupts-extended list the disconnected positions will contain
       an empty phandle reference <0>.
 
+  iommus:
+    minItems: 1
+    maxItems: 2
+
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg
-- 
2.35.1