Re: [RESEND PATCH v4 1/1] dt-bindings: arm-smmu: Add binding doc for Qcom smmu-500
From: Will Deacon
Date: Thu Dec 13 2018 - 05:45:03 EST
On Thu, Dec 13, 2018 at 02:35:07PM +0530, Vivek Gautam wrote:
> Qcom's implementation of arm,mmu-500 works well with current
> arm-smmu driver implementation. Adding a soc specific compatible
> along with arm,mmu-500 makes the bindings future safe.
> Signed-off-by: Vivek Gautam <vivek.gautam@xxxxxxxxxxxxxx>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> Cc: Will Deacon <will.deacon@xxxxxxx>
> Hi Joerg,
> I am picking this out separately from the sdm845 smmu support
> series , so that this can go through iommu tree.
> The dt patch from the series  can be taken through arm-soc tree.
> Hi Will,
> As asked , here's the resend version of dt binding patch for sdm845.
> Kindly ack this so that Joerg can pull this in.
Acked-by: Will Deacon <will.deacon@xxxxxxx>
Joerg -- please can you take this on top of the pull request I sent already?
Vivek included it as part of a separate series which I thought was going
via arm-soc, but actually it needs to go with the other arm-smmu patches
in order to avoid conflicts.
> Documentation/devicetree/bindings/iommu/arm,smmu.txt | 4 ++++
> 1 file changed, 4 insertions(+)
> diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.txt b/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> index a6504b37cc21..3133f3ba7567 100644
> --- a/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.txt
> @@ -27,6 +27,10 @@ conditions.
> "qcom,msm8996-smmu-v2", "qcom,smmu-v2",
> "qcom,sdm845-smmu-v2", "qcom,smmu-v2".
> + Qcom SoCs implementing "arm,mmu-500" must also include,
> + as below, SoC-specific compatibles:
> + "qcom,sdm845-smmu-500", "arm,mmu-500"
> - reg : Base address and size of the SMMU.
> - #global-interrupts : The number of global interrupts exposed by the
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