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-rw-r--r--drivers/iommu/Kconfig18
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index 1ae4e547b..f1fb1d3cc 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -178,6 +178,9 @@ config OMAP_IOMMU
depends on ARM && MMU
depends on ARCH_OMAP2PLUS || COMPILE_TEST
select IOMMU_API
+ ---help---
+ The OMAP3 media platform drivers depend on iommu support,
+ if you need them say Y here.
config OMAP_IOMMU_DEBUG
bool "Export OMAP IOMMU internals in DebugFS"
@@ -219,7 +222,7 @@ config TEGRA_IOMMU_SMMU
select IOMMU_API
help
This driver supports the IOMMU hardware (SMMU) found on NVIDIA Tegra
- SoCs (Tegra30 up to Tegra124).
+ SoCs (Tegra30 up to Tegra132).
config EXYNOS_IOMMU
bool "Exynos IOMMU Support"
@@ -339,6 +342,7 @@ config SPAPR_TCE_IOMMU
Enables bits of IOMMU API required by VFIO. The iommu_ops
is not implemented as it is not necessary for VFIO.
+# ARM IOMMU support
config ARM_SMMU
bool "ARM Ltd. System MMU (SMMU) Support"
depends on (ARM64 || ARM) && MMU
@@ -352,4 +356,16 @@ config ARM_SMMU
Say Y here if your SoC includes an IOMMU device implementing
the ARM SMMU architecture.
+config ARM_SMMU_V3
+ bool "ARM Ltd. System MMU Version 3 (SMMUv3) Support"
+ depends on ARM64 && PCI
+ select IOMMU_API
+ select IOMMU_IO_PGTABLE_LPAE
+ help
+ Support for implementations of the ARM System MMU architecture
+ version 3 providing translation support to a PCIe root complex.
+
+ Say Y here if your system includes an IOMMU device implementing
+ the ARM SMMUv3 architecture.
+
endif # IOMMU_SUPPORT