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Diffstat (limited to 'Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt')
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1 files changed, 0 insertions, 73 deletions
diff --git a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt b/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt deleted file mode 100644 index 020d6f226efb..000000000000 --- a/Documentation/devicetree/bindings/iommu/renesas,ipmmu-vmsa.txt +++ /dev/null @@ -1,73 +0,0 @@ -* Renesas VMSA-Compatible IOMMU - -The IPMMU is an IOMMU implementation compatible with the ARM VMSA page tables. -It provides address translation for bus masters outside of the CPU, each -connected to the IPMMU through a port called micro-TLB. - - -Required Properties: - - - compatible: Must contain SoC-specific and generic entry below in case - the device is compatible with the R-Car Gen2 VMSA-compatible IPMMU. - - - "renesas,ipmmu-r8a73a4" for the R8A73A4 (R-Mobile APE6) IPMMU. - - "renesas,ipmmu-r8a7743" for the R8A7743 (RZ/G1M) IPMMU. - - "renesas,ipmmu-r8a7744" for the R8A7744 (RZ/G1N) IPMMU. - - "renesas,ipmmu-r8a7745" for the R8A7745 (RZ/G1E) IPMMU. - - "renesas,ipmmu-r8a774a1" for the R8A774A1 (RZ/G2M) IPMMU. - - "renesas,ipmmu-r8a774b1" for the R8A774B1 (RZ/G2N) IPMMU. - - "renesas,ipmmu-r8a774c0" for the R8A774C0 (RZ/G2E) IPMMU. - - "renesas,ipmmu-r8a7790" for the R8A7790 (R-Car H2) IPMMU. - - "renesas,ipmmu-r8a7791" for the R8A7791 (R-Car M2-W) IPMMU. - - "renesas,ipmmu-r8a7793" for the R8A7793 (R-Car M2-N) IPMMU. - - "renesas,ipmmu-r8a7794" for the R8A7794 (R-Car E2) IPMMU. - - "renesas,ipmmu-r8a7795" for the R8A7795 (R-Car H3) IPMMU. - - "renesas,ipmmu-r8a7796" for the R8A7796 (R-Car M3-W) IPMMU. - - "renesas,ipmmu-r8a77965" for the R8A77965 (R-Car M3-N) IPMMU. - - "renesas,ipmmu-r8a77970" for the R8A77970 (R-Car V3M) IPMMU. - - "renesas,ipmmu-r8a77980" for the R8A77980 (R-Car V3H) IPMMU. - - "renesas,ipmmu-r8a77990" for the R8A77990 (R-Car E3) IPMMU. - - "renesas,ipmmu-r8a77995" for the R8A77995 (R-Car D3) IPMMU. - - "renesas,ipmmu-vmsa" for generic R-Car Gen2 or RZ/G1 VMSA-compatible - IPMMU. - - - reg: Base address and size of the IPMMU registers. - - interrupts: Specifiers for the MMU fault interrupts. For instances that - support secure mode two interrupts must be specified, for non-secure and - secure mode, in that order. For instances that don't support secure mode a - single interrupt must be specified. Not required for cache IPMMUs. - - - #iommu-cells: Must be 1. - -Optional properties: - - - renesas,ipmmu-main: reference to the main IPMMU instance in two cells. - The first cell is a phandle to the main IPMMU and the second 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. - - -Each bus master connected to an IPMMU must reference the IPMMU in its device -node with the following property: - - - iommus: A reference to the IPMMU in two cells. The first cell is a phandle - to the IPMMU and the second cell the number of the micro-TLB that the - device is connected to. - - -Example: R8A7791 IPMMU-MX and VSP1-D0 bus master - - ipmmu_mx: mmu@fe951000 { - compatible = "renasas,ipmmu-r8a7791", "renasas,ipmmu-vmsa"; - reg = <0 0xfe951000 0 0x1000>; - interrupts = <0 222 IRQ_TYPE_LEVEL_HIGH>, - <0 221 IRQ_TYPE_LEVEL_HIGH>; - #iommu-cells = <1>; - }; - - vsp@fe928000 { - ... - iommus = <&ipmmu_mx 13>; - ... - }; |