diff options
Diffstat (limited to 'Documentation/devicetree/bindings/iommu')
| -rw-r--r-- | Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 45 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml | 32 |
2 files changed, 65 insertions, 12 deletions
diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml index 807cb511fe18..ba677d401e24 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -53,6 +53,7 @@ properties: - qcom,sm8250-smmu-500 - qcom,sm8350-smmu-500 - qcom,sm8450-smmu-500 + - qcom,sm8550-smmu-500 - const: qcom,smmu-500 - const: arm,mmu-500 @@ -75,9 +76,22 @@ properties: - qcom,sm8350-smmu-500 - qcom,sm8450-smmu-500 - const: arm,mmu-500 - - - description: Qcom Adreno GPUs implementing "arm,smmu-500" + - description: Qcom Adreno GPUs implementing "qcom,smmu-500" and "arm,mmu-500" + items: + - enum: + - qcom,sc7280-smmu-500 + - qcom,sm6115-smmu-500 + - qcom,sm6125-smmu-500 + - qcom,sm8150-smmu-500 + - qcom,sm8250-smmu-500 + - qcom,sm8350-smmu-500 + - const: qcom,adreno-smmu + - const: qcom,smmu-500 + - const: arm,mmu-500 + - description: Qcom Adreno GPUs implementing "arm,mmu-500" (legacy binding) + deprecated: true items: + # Do not add additional SoC to this list. Instead use previous list. - enum: - qcom,sc7280-smmu-500 - qcom,sm8150-smmu-500 @@ -364,6 +378,30 @@ allOf: - description: interface clock required to access smmu's registers through the TCU's programming interface. + - if: + properties: + compatible: + items: + - enum: + - qcom,sm6115-smmu-500 + - qcom,sm6125-smmu-500 + - const: qcom,adreno-smmu + - const: qcom,smmu-500 + - const: arm,mmu-500 + then: + properties: + clock-names: + items: + - const: mem + - const: hlos + - const: iface + + clocks: + items: + - description: GPU memory bus clock + - description: Voter clock required for HLOS SMMU access + - description: Interface clock required for register access + # Disallow clocks for all other platforms with specific compatibles - if: properties: @@ -383,12 +421,11 @@ allOf: - 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 + - qcom,sm8550-smmu-500 then: properties: clock-names: false diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml index 72308a4c14e7..be90f68c11d1 100644 --- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml +++ b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml @@ -74,16 +74,16 @@ properties: renesas,ipmmu-main: $ref: /schemas/types.yaml#/definitions/phandle-array items: - - items: + - minItems: 1 + items: - description: phandle to main IPMMU - - description: the interrupt bit number associated with the particular - cache IPMMU device. The interrupt bit number needs to match the main - IPMMU IMSSTR register. Only used by cache IPMMU instances. + - description: + The interrupt bit number associated with the particular cache + IPMMU device. If present, the interrupt bit number needs to match + the main IPMMU IMSSTR register. Only used by cache IPMMU + instances. description: - Reference to the main IPMMU phandle plus 1 cell. The cell is - the interrupt bit number associated with the particular cache IPMMU - device. The interrupt bit number needs to match the main IPMMU IMSSTR - register. Only used by cache IPMMU instances. + Reference to the main IPMMU. required: - compatible @@ -109,6 +109,22 @@ allOf: required: - power-domains + - if: + properties: + compatible: + contains: + const: renesas,rcar-gen4-ipmmu-vmsa + then: + properties: + renesas,ipmmu-main: + items: + - maxItems: 1 + else: + properties: + renesas,ipmmu-main: + items: + - minItems: 2 + examples: - | #include <dt-bindings/clock/r8a7791-cpg-mssr.h> |