| Message ID | 20200604205710.3167-4-jcrouse@codeaurora.org |
|---|---|
| State | New |
| Headers | show |
| Series | iommu/arm-smmu: Enable split pagetable support | expand |
diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index d7ceb4c34423..e52a1b146c97 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: Qcom Adreno GPUs implementing "arm,smmu-v2" + items: + - const: qcom,adreno-smmu + - const: qcom,smmu-v2 - items: - const: arm,mmu-500 - const: arm,smmu-v2
Every Qcom Adreno GPU has an embedded SMMU for its own use. These devices depend on unique features such as split pagetables, different stall/halt requirements and other settings. Identify them with a compatible string so that they can be identified in the arm-smmu implementation specific code. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> --- Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 4 ++++ 1 file changed, 4 insertions(+)