diff options
Diffstat (limited to 'Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml')
| -rw-r--r-- | Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml | 53 |
1 files changed, 46 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml index cde1afa8dfd6..be90f68c11d1 100644 --- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml +++ b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.yaml @@ -29,6 +29,7 @@ properties: - renesas,ipmmu-r8a7793 # R-Car M2-N - renesas,ipmmu-r8a7794 # R-Car E2 - const: renesas,ipmmu-vmsa # R-Mobile APE6 or R-Car Gen2 or RZ/G1 + - items: - enum: - renesas,ipmmu-r8a774a1 # RZ/G2M @@ -44,12 +45,18 @@ properties: - renesas,ipmmu-r8a77990 # R-Car E3 - renesas,ipmmu-r8a77995 # R-Car D3 + - items: + - enum: + - renesas,ipmmu-r8a779a0 # R-Car V3U + - renesas,ipmmu-r8a779f0 # R-Car S4-8 + - renesas,ipmmu-r8a779g0 # R-Car V4H + - const: renesas,rcar-gen4-ipmmu-vmsa # R-Car Gen4 + reg: maxItems: 1 interrupts: minItems: 1 - maxItems: 2 description: Specifiers for the MMU fault interrupts. Not required for cache IPMMUs. items: @@ -66,17 +73,22 @@ properties: renesas,ipmmu-main: $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - minItems: 1 + items: + - description: phandle to main IPMMU + - 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 - reg - '#iommu-cells' - - power-domains oneOf: - required: @@ -86,6 +98,33 @@ oneOf: additionalProperties: false +allOf: + - if: + properties: + compatible: + not: + contains: + const: renesas,ipmmu-vmsa + then: + 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> @@ -93,7 +132,7 @@ examples: #include <dt-bindings/power/r8a7791-sysc.h> ipmmu_mx: iommu@fe951000 { - compatible = "renasas,ipmmu-r8a7791", "renasas,ipmmu-vmsa"; + compatible = "renesas,ipmmu-r8a7791", "renesas,ipmmu-vmsa"; reg = <0xfe951000 0x1000>; interrupts = <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>; |