diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2021-12-01 17:41:53 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-12-09 14:41:16 +0300 |
| commit | 31284f703db2f1605b2dbc6bb0632b04d7be13e7 (patch) | |
| tree | 5fab61316cd4448fb80fb4ed3db8b9ad5527c73d /arch/powerpc/platforms/microwatt | |
| parent | 387e220a2e5e630794e1f5219ed6f11e56271c21 (diff) | |
| download | linux-31284f703db2f1605b2dbc6bb0632b04d7be13e7.tar.xz | |
powerpc/microwatt: add POWER9_CPU, clear PPC_64S_HASH_MMU
Microwatt implements a subset of ISA v3.0 (which is equivalent to
the POWER9_CPU option). It is radix-only, so does not require hash
MMU support.
This saves 20kB compressed dtbImage and 56kB vmlinux size.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211201144153.2456614-19-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/platforms/microwatt')
| -rw-r--r-- | arch/powerpc/platforms/microwatt/Kconfig | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/microwatt/Kconfig b/arch/powerpc/platforms/microwatt/Kconfig index 823192e9d38a..5e320f49583a 100644 --- a/arch/powerpc/platforms/microwatt/Kconfig +++ b/arch/powerpc/platforms/microwatt/Kconfig @@ -5,7 +5,6 @@ config PPC_MICROWATT select PPC_XICS select PPC_ICS_NATIVE select PPC_ICP_NATIVE - select PPC_HASH_MMU_NATIVE if PPC_64S_HASH_MMU select PPC_UDBG_16550 select ARCH_RANDOM help |