diff --git a/drivers/char/agp/Kconfig b/drivers/char/agp/Kconfig
index ccb1fa89de2976e99bcb5d7bb94094f989e3b974..2fb3a480f6b07e1fdd41c2e2bf9fd02ad06ab4d5 100644
--- a/drivers/char/agp/Kconfig
+++ b/drivers/char/agp/Kconfig
@@ -56,9 +56,8 @@ config AGP_AMD
 	  X on AMD Irongate, 761, and 762 chipsets.
 
 config AGP_AMD64
-	tristate "AMD Opteron/Athlon64 on-CPU GART support" if !GART_IOMMU
+	tristate "AMD Opteron/Athlon64 on-CPU GART support"
 	depends on AGP && X86
-	default y if GART_IOMMU
 	help
 	  This option gives you AGP support for the GLX component of
 	  X using the on-CPU northbridge of the AMD Athlon64/Opteron CPUs.