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-rw-r--r--arch/powerpc/platforms/Kconfig.cputype9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 142dff5e96d6..8d2cfb8cd64e 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -331,6 +331,15 @@ config PPC_STD_MMU_64
def_bool y
depends on PPC_STD_MMU && PPC64
+config PPC_RADIX_MMU
+ bool "Radix MMU Support"
+ depends on PPC_BOOK3S_64
+ default y
+ help
+ Enable support for the Power ISA 3.0 Radix style MMU. Currently this
+ is only implemented by IBM Power9 CPUs, if you don't have one of them
+ you can probably disable this.
+
config PPC_MMU_NOHASH
def_bool y
depends on !PPC_STD_MMU