diff --git a/arch/arm/mach-uniphier/arm32/cache-uniphier.h b/arch/arm/mach-uniphier/arm32/cache-uniphier.h
index e095e68..493d66c 100644
--- a/arch/arm/mach-uniphier/arm32/cache-uniphier.h
+++ b/arch/arm/mach-uniphier/arm32/cache-uniphier.h
@@ -14,6 +14,7 @@
 void uniphier_cache_touch_range(u32 start, u32 end, u32 ways);
 void uniphier_cache_touch_zero_range(u32 start, u32 end, u32 ways);
 void uniphier_cache_inv_way(u32 ways);
+void uniphier_cache_set_active_ways(int cpu, u32 active_ways);
 void uniphier_cache_enable(void);
 void uniphier_cache_disable(void);