1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-x86_64/hpet.h b/include/asm-x86_64/hpet.h
index b39098408b69..60d51274fcf9 100644
--- a/include/asm-x86_64/hpet.h
+++ b/include/asm-x86_64/hpet.h
@@ -58,6 +58,7 @@ extern int hpet_rtc_timer_init(void);
 extern int apic_is_clustered_box(void);
 
 extern int hpet_use_timer;
+extern unsigned long hpet_address;
 
 #ifdef CONFIG_HPET_EMULATE_RTC
 extern int hpet_mask_rtc_irq_bit(unsigned long bit_mask);