Re: [RESEND PATCH v4 1/1] dt-bindings: arm-smmu: Add binding doc for Qcom smmu-500
From: Vivek Gautam
Date: Mon Dec 17 2018 - 00:34:07 EST
On Thu, Dec 13, 2018 at 4:16 PM Will Deacon <will.deacon@xxxxxxx> wrote:
> 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>
Thanks a lot Will for the Ack.
> 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
> > --
> > QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
> > of Code Aurora Forum, hosted by The Linux Foundation
> iommu mailing list
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