* [PATCH v2] dt-bindings: dma: arm,pl330: Add missing 'iommus' property
@ 2022-08-01 21:02 Rob Herring
2022-09-02 16:06 ` Rob Herring
2022-09-04 16:11 ` Vinod Koul
0 siblings, 2 replies; 3+ messages in thread
From: Rob Herring @ 2022-08-01 21:02 UTC (permalink / raw)
To: Vinod Koul, Krzysztof Kozlowski; +Cc: dmaengine, devicetree, linux-kernel
The pl330 can be behind an IOMMU which is the case for Arm Juno board.
Add the 'iommus' property allowing for 1 IOMMU entry per channel for
writes and 1 IOMMU entry for reads.
Signed-off-by: Rob Herring <robh@kernel.org>
---
v2:
- Include IOMMU entry for read channel
---
Documentation/devicetree/bindings/dma/arm,pl330.yaml | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/dma/arm,pl330.yaml b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
index 2bec69b308f8..4a3dd6f5309b 100644
--- a/Documentation/devicetree/bindings/dma/arm,pl330.yaml
+++ b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
@@ -55,6 +55,12 @@ properties:
dma-coherent: true
+ iommus:
+ minItems: 1
+ maxItems: 9
+ description: Up to 1 IOMMU entry per DMA channel for writes and 1
+ IOMMU entry for reads.
+
power-domains:
maxItems: 1
--
2.34.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2] dt-bindings: dma: arm,pl330: Add missing 'iommus' property
2022-08-01 21:02 [PATCH v2] dt-bindings: dma: arm,pl330: Add missing 'iommus' property Rob Herring
@ 2022-09-02 16:06 ` Rob Herring
2022-09-04 16:11 ` Vinod Koul
1 sibling, 0 replies; 3+ messages in thread
From: Rob Herring @ 2022-09-02 16:06 UTC (permalink / raw)
To: Vinod Koul, Krzysztof Kozlowski; +Cc: dmaengine, devicetree, linux-kernel
On Mon, Aug 01, 2022 at 03:02:37PM -0600, Rob Herring wrote:
> The pl330 can be behind an IOMMU which is the case for Arm Juno board.
> Add the 'iommus' property allowing for 1 IOMMU entry per channel for
> writes and 1 IOMMU entry for reads.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> ---
> v2:
> - Include IOMMU entry for read channel
> ---
> Documentation/devicetree/bindings/dma/arm,pl330.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
Ping!
>
> diff --git a/Documentation/devicetree/bindings/dma/arm,pl330.yaml b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
> index 2bec69b308f8..4a3dd6f5309b 100644
> --- a/Documentation/devicetree/bindings/dma/arm,pl330.yaml
> +++ b/Documentation/devicetree/bindings/dma/arm,pl330.yaml
> @@ -55,6 +55,12 @@ properties:
>
> dma-coherent: true
>
> + iommus:
> + minItems: 1
> + maxItems: 9
> + description: Up to 1 IOMMU entry per DMA channel for writes and 1
> + IOMMU entry for reads.
> +
> power-domains:
> maxItems: 1
>
> --
> 2.34.1
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] dt-bindings: dma: arm,pl330: Add missing 'iommus' property
2022-08-01 21:02 [PATCH v2] dt-bindings: dma: arm,pl330: Add missing 'iommus' property Rob Herring
2022-09-02 16:06 ` Rob Herring
@ 2022-09-04 16:11 ` Vinod Koul
1 sibling, 0 replies; 3+ messages in thread
From: Vinod Koul @ 2022-09-04 16:11 UTC (permalink / raw)
To: Rob Herring; +Cc: Krzysztof Kozlowski, dmaengine, devicetree, linux-kernel
On 01-08-22, 15:02, Rob Herring wrote:
> The pl330 can be behind an IOMMU which is the case for Arm Juno board.
> Add the 'iommus' property allowing for 1 IOMMU entry per channel for
> writes and 1 IOMMU entry for reads.
Applied, thanks
--
~Vinod
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-09-04 16:11 UTC | newest]
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2022-09-02 16:06 ` Rob Herring
2022-09-04 16:11 ` Vinod Koul
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