diff --git a/arch/mips/pmc-sierra/msp71xx/msp_setup.c b/arch/mips/pmc-sierra/msp71xx/msp_setup.c
index 0abfbe04ffc..655308a4e1c 100644
--- a/arch/mips/pmc-sierra/msp71xx/msp_setup.c
+++ b/arch/mips/pmc-sierra/msp71xx/msp_setup.c
@@ -14,6 +14,7 @@
 #include <asm/cacheflush.h>
 #include <asm/r4kcache.h>
 #include <asm/reboot.h>
+#include <asm/smp-ops.h>
 #include <asm/time.h>
 
 #include <msp_prom.h>