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Diffstat (limited to 'arch/powerpc/kernel/dt_cpu_ftrs.c')
-rw-r--r--arch/powerpc/kernel/dt_cpu_ftrs.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c
index c904477abaf3..96dd3d871986 100644
--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
+++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
@@ -711,12 +711,14 @@ static __init void cpufeatures_cpu_quirks(void)
cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_HV_ASSIST;
cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_XER_SO_BUG;
cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
- } else /* DD2.1 and up have DD2_1 */
+ } else if ((version & 0xffff0000) == 0x004e0000)
+ /* DD2.1 and up have DD2_1 */
cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
if ((version & 0xffff0000) == 0x004e0000) {
cur_cpu_spec->cpu_features &= ~(CPU_FTR_DAWR);
cur_cpu_spec->cpu_features |= CPU_FTR_P9_TLBIE_BUG;
+ cur_cpu_spec->cpu_features |= CPU_FTR_P9_TIDR;
}
/*
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