diff options
author | Joerg Roedel <jroedel@suse.de> | 2023-01-25 13:44:02 +0300 |
---|---|---|
committer | Joerg Roedel <jroedel@suse.de> | 2023-01-25 13:44:02 +0300 |
commit | 9e6132179a62f170b7131e4d5efe84f3092c28e2 (patch) | |
tree | 8608028e883cd70a14965f13112eb3dc91f69885 /Documentation | |
parent | b7bfaa761d760e72a969d116517eaa12e404c262 (diff) | |
parent | 8a24401701aa67c3bf8daa56c54d7bd1d6e69c23 (diff) | |
download | linux-9e6132179a62f170b7131e4d5efe84f3092c28e2.tar.xz |
Merge tag 'arm-smmu-updates' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into arm/smmu
Arm SMMU updates for 6.3
- Device-tree binding updates:
* Cater for three power domains on SM6375
* Document existing compatible strings for Qualcomm SoCs
* Tighten up clocks description for platform-specific compatible strings
- Enable Qualcomm workarounds for some additional platforms that need them
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 66 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/iommu/qcom,iommu.txt | 1 |
2 files changed, 58 insertions, 9 deletions
diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index b28c5c2b0ff2..807cb511fe18 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -36,13 +36,17 @@ properties: - enum: - qcom,qcm2290-smmu-500 - qcom,qdu1000-smmu-500 + - qcom,sa8775p-smmu-500 - qcom,sc7180-smmu-500 - qcom,sc7280-smmu-500 - qcom,sc8180x-smmu-500 - qcom,sc8280xp-smmu-500 - qcom,sdm670-smmu-500 - qcom,sdm845-smmu-500 + - qcom,sdx55-smmu-500 + - qcom,sdx65-smmu-500 - qcom,sm6115-smmu-500 + - qcom,sm6125-smmu-500 - qcom,sm6350-smmu-500 - qcom,sm6375-smmu-500 - qcom,sm8150-smmu-500 @@ -52,14 +56,6 @@ properties: - const: qcom,smmu-500 - const: arm,mmu-500 - - description: Qcom SoCs implementing "arm,mmu-500" (non-qcom implementation) - deprecated: true - items: - - enum: - - qcom,sdx55-smmu-500 - - qcom,sdx65-smmu-500 - - const: arm,mmu-500 - - description: Qcom SoCs implementing "arm,mmu-500" (legacy binding) deprecated: true items: @@ -84,6 +80,7 @@ properties: items: - enum: - qcom,sc7280-smmu-500 + - qcom,sm8150-smmu-500 - qcom,sm8250-smmu-500 - const: qcom,adreno-smmu - const: arm,mmu-500 @@ -201,7 +198,8 @@ properties: maxItems: 7 power-domains: - maxItems: 1 + minItems: 1 + maxItems: 3 nvidia,memory-controller: description: | @@ -366,6 +364,56 @@ allOf: - description: interface clock required to access smmu's registers through the TCU's programming interface. + # Disallow clocks for all other platforms with specific compatibles + - if: + properties: + compatible: + contains: + enum: + - cavium,smmu-v2 + - marvell,ap806-smmu-500 + - nvidia,smmu-500 + - qcom,qcm2290-smmu-500 + - qcom,qdu1000-smmu-500 + - qcom,sa8775p-smmu-500 + - qcom,sc7180-smmu-500 + - qcom,sc8180x-smmu-500 + - qcom,sc8280xp-smmu-500 + - qcom,sdm670-smmu-500 + - qcom,sdm845-smmu-500 + - qcom,sdx55-smmu-500 + - qcom,sdx65-smmu-500 + - qcom,sm6115-smmu-500 + - qcom,sm6125-smmu-500 + - qcom,sm6350-smmu-500 + - qcom,sm6375-smmu-500 + - qcom,sm8350-smmu-500 + - qcom,sm8450-smmu-500 + then: + properties: + clock-names: false + clocks: false + + - if: + properties: + compatible: + contains: + const: qcom,sm6375-smmu-500 + then: + properties: + power-domains: + items: + - description: SNoC MMU TBU RT GDSC + - description: SNoC MMU TBU NRT GDSC + - description: SNoC TURING MMU TBU0 GDSC + + required: + - power-domains + else: + properties: + power-domains: + maxItems: 1 + examples: - |+ /* SMMU with stream matching or stream indexing */ diff --git a/Documentation/devicetree/bindings/iommu/qcom,iommu.txt b/Documentation/devicetree/bindings/iommu/qcom,iommu.txt index 059139abce35..e6cecfd360eb 100644 --- a/Documentation/devicetree/bindings/iommu/qcom,iommu.txt +++ b/Documentation/devicetree/bindings/iommu/qcom,iommu.txt @@ -10,6 +10,7 @@ to non-secure vs secure interrupt line. - compatible : Should be one of: "qcom,msm8916-iommu" + "qcom,msm8953-iommu" Followed by "qcom,msm-iommu-v1". |