Messages in this thread Patch in this message | | | From | Vivek Gautam <> | Subject | [PATCH v4 1/2] dt-bindings: arm-smmu: Add binding doc for Qcom smmu-500 | Date | Thu, 11 Oct 2018 15:19:29 +0530 |
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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@codeaurora.org> ---
Changes since v3: - Refined language more to state things directly for the bindings description.
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
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