Messages in this thread Patch in this message | | | From | Tomasz Nowicki <> | Subject | [PATCH v4 3/4] dt-bindings: arm-smmu: add compatible string for Marvell Armada-AP806 SMMU-500 | Date | Wed, 15 Jul 2020 09:06:48 +0200 |
| |
Add specific compatible string for Marvell usage due to errata of accessing 64bits registers of ARM SMMU, in AP806.
AP806 SoC uses the generic ARM-MMU500, and there's no specific implementation of Marvell, this compatible is used for errata only.
Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Hanna Hawa <hannah@marvell.com> Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com> Signed-off-by: Tomasz Nowicki <tn@semihalf.com> --- Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index d7ceb4c34423..156b38924a00 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -38,6 +38,10 @@ properties: - qcom,sc7180-smmu-500 - qcom,sdm845-smmu-500 - const: arm,mmu-500 + - description: Marvell SoCs implementing "arm,mmu-500" + items: + - const: marvell,ap806-smmu-500 + - const: arm,mmu-500 - items: - const: arm,mmu-500 - const: arm,smmu-v2 -- 2.17.1
| |