[PATCH 4/9] powerpc/64s: dt_cpu_ftrs fix POWER9 DD2.2 and above

[Nicholas Piggin]

The CPU_FTR_POWER9_DD2_1 flag is intended to be set for DD2.1 and
above (which is what the cputable setup does). Fix dt_cpu_ftrs setup
to match.

Signed-off-by: Nicholas Piggin <npig...@gmail.com>
---
 arch/powerpc/kernel/dt_cpu_ftrs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c 
b/arch/powerpc/kernel/dt_cpu_ftrs.c
index 945e2c29ad2d..cb6ae7b3cdd6 100644
--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
+++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
@@ -707,7 +707,9 @@ static __init void cpufeatures_cpu_quirks(void)
         */
        if ((version & 0xffffff00) == 0x004e0100)
                cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD1;
-       else if ((version & 0xffffefff) == 0x004e0201)
+       else if ((version & 0xffffefff) == 0x004e0200)
+               ; /* DD2.0 has no feature flag */
+       else /* DD2.1 and up have DD2_1 */
                cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
 }
 
-- 
2.16.1