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# SPDX-License-Identifier: GPL-2.0-only
# RISC-V IOMMU support
config RISCV_IOMMU
bool "RISC-V IOMMU Support"
depends on RISCV && 64BIT
default y
select IOMMU_API
help
Support for implementations of the RISC-V IOMMU architecture that
complements the RISC-V MMU capabilities, providing similar address
translation and protection functions for accesses from I/O devices.
Say Y here if your SoC includes an IOMMU device implementing
the RISC-V IOMMU architecture.
config RISCV_IOMMU_PCI
def_bool y if RISCV_IOMMU && PCI_MSI
help
Support for the PCIe implementation of RISC-V IOMMU architecture.
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