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-rw-r--r--arch/arm/mm/proc-v7.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 721b7d53bfd..0e11d9716a7 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -63,6 +63,7 @@ ENDPROC(cpu_v7_reset)
* IRQs are already disabled.
*/
ENTRY(cpu_v7_do_idle)
+ dsb @ WFI may enter a low-power mode
wfi
mov pc, lr
ENDPROC(cpu_v7_do_idle)