1 files changed, 7 insertions, 0 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index e0edaaa6920a..5a82f18ab5ed 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -549,6 +549,13 @@ config CALGARY_IOMMU_ENABLED_BY_DEFAULT
           Calgary anyway, pass 'iommu=calgary' on the kernel command line.
           If unsure, say Y.
 
+config AMD_IOMMU
+        bool "AMD IOMMU support"
+        select SWIOTL
+        depends on X86_64 && PCI
+        help
+          Select this to get support for AMD IOMMU hardware in your system.
+
 # need this always selected by IOMMU for the VIA workaround
 config SWIOTLB
         bool