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-rw-r--r--arch/arm/cpu/lowlevel.S7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/cpu/lowlevel.S b/arch/arm/cpu/lowlevel.S
index e5baa12346..7696a198e7 100644
--- a/arch/arm/cpu/lowlevel.S
+++ b/arch/arm/cpu/lowlevel.S
@@ -58,3 +58,10 @@ ENTRY(arm_cpu_lowlevel_init)
mov pc, r2
ENDPROC(arm_cpu_lowlevel_init)
+
+ENTRY(cortex_a7_lowlevel_init)
+ mrc p15, 0, r12, c1, c0, 1
+ orr r12, r12, #(1 << 6) /* Enable SMP for cortex-a7 to make caches work */
+ mcr p15, 0, r12, c1, c0, 1
+ mov pc, lr
+ENDPROC(cortex_a7_lowlevel_init)