diff --git a/include/asm-ppc/cache.h b/include/asm-ppc/cache.h
index 3d5f3f7..7252be7 100644
--- a/include/asm-ppc/cache.h
+++ b/include/asm-ppc/cache.h
@@ -44,6 +44,7 @@
 extern void invalidate_dcache_range(unsigned long start, unsigned long stop);
 extern void flush_dcache(void);
 extern void invalidate_dcache(void);
+extern void invalidate_icache(void);
 #ifdef CONFIG_SYS_INIT_RAM_LOCK
 extern void unlock_ram_in_cache(void);
 #endif /* CONFIG_SYS_INIT_RAM_LOCK */