1 # SPDX-License-Identifier: GPL-2.0-only
5 bool "RISC-V IOMMU Support"
6 depends on RISCV && 64BIT
10 Support for implementations of the RISC-V IOMMU architecture that
11 complements the RISC-V MMU capabilities, providing similar address
12 translation and protection functions for accesses from I/O devices.
14 Say Y here if your SoC includes an IOMMU device implementing
15 the RISC-V IOMMU architecture.
17 config RISCV_IOMMU_PCI
18 def_bool y if RISCV_IOMMU && PCI_MSI
20 Support for the PCIe implementation of RISC-V IOMMU architecture.