diff --git a/package/default/config.default b/package/default/config.default
index 6f6c896dc..fb199a639 100644
--- a/package/default/config.default
+++ b/package/default/config.default
@@ -3416,10 +3416,11 @@ CONFIG_IOMMU_SUPPORT=y
 # Generic IOMMU Pagetable Support
 #
 CONFIG_IOMMU_IOVA=y
-# CONFIG_AMD_IOMMU is not set
+CONFIG_AMD_IOMMU=y
+CONFIG_AMD_IOMMU_V2=m
 CONFIG_DMAR_TABLE=y
 CONFIG_INTEL_IOMMU=y
-# CONFIG_INTEL_IOMMU_SVM is not set
+CONFIG_INTEL_IOMMU_SVM=y
 # CONFIG_INTEL_IOMMU_DEFAULT_ON is not set
 CONFIG_INTEL_IOMMU_FLOPPY_WA=y
 CONFIG_IRQ_REMAP=y