From: Jordan Crouse <jcrouse@codeaurora.org> To: linux-arm-msm@vger.kernel.org Cc: devicetree@vger.kernel.org, Will Deacon <will@kernel.org>, Robin Murphy <robin.murphy@arm.com>, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Rob Herring <robh+dt@kernel.org>, John Stultz <john.stultz@linaro.org>, freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v9 3/7] dt-bindings: arm-smmu: Add compatible string for Adreno GPU SMMU Date: Fri, 26 Jun 2020 14:00:37 -0600 [thread overview] Message-ID: <20200626200042.13713-4-jcrouse@codeaurora.org> (raw) In-Reply-To: <20200626200042.13713-1-jcrouse@codeaurora.org> 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. Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> --- 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..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 -- 2.17.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2020-06-26 20:01 UTC|newest] Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-06-26 20:00 [PATCH v9 0/7] iommu/arm-smmu: Enable split pagetable support Jordan Crouse 2020-06-26 20:00 ` [PATCH v9 1/7] iommu/arm-smmu: Pass io-pgtable config to implementation specific function Jordan Crouse 2020-06-26 20:00 ` [PATCH v9 2/7] iommu/arm-smmu: Add support for split pagetables Jordan Crouse 2020-07-02 20:22 ` Rob Clark 2020-06-26 20:00 ` Jordan Crouse [this message] 2020-06-26 20:00 ` [PATCH v9 4/7] iommu/arm-smmu: Add a pointer to the attached device to smmu_domain Jordan Crouse 2020-07-13 15:09 ` Will Deacon 2020-07-13 17:19 ` [Freedreno] " Jordan Crouse 2020-07-16 8:50 ` Will Deacon 2020-07-16 14:10 ` Rob Clark 2020-07-16 15:16 ` Jordan Crouse 2020-06-26 20:00 ` [PATCH v9 5/7] iommu/arm-smmu: Add implementation for the adreno GPU SMMU Jordan Crouse 2020-06-26 20:00 ` [PATCH v9 6/7] drm/msm: Set the global virtual address range from the IOMMU domain Jordan Crouse 2020-06-27 17:10 ` [Freedreno] " Rob Clark 2020-06-29 14:52 ` Jordan Crouse 2020-06-26 20:00 ` [PATCH v9 7/7] arm: dts: qcom: sm845: Set the compatible string for the GPU SMMU Jordan Crouse 2020-07-01 10:11 ` [PATCH v9 0/7] iommu/arm-smmu: Enable split pagetable support Sai Prakash Ranjan
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