diff options
Diffstat (limited to 'drivers/iommu/Kconfig')
| -rw-r--r-- | drivers/iommu/Kconfig | 18 |
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 |