fix(intel): fix CCU for cache maintenance

Fix CCU settings for cache maintenance.

Change-Id: I9af35a6ab7aa9ee20e05ba82d0a042948ac29a93
Signed-off-by: Sieu Mun Tang <sieu.mun.tang@intel.com>
Signed-off-by: Jit Loon Lim <jit.loon.lim@intel.com>
diff --git a/plat/intel/soc/agilex5/include/agilex5_cache.h b/plat/intel/soc/agilex5/include/agilex5_cache.h
index 095d99e..f7801b9 100644
--- a/plat/intel/soc/agilex5/include/agilex5_cache.h
+++ b/plat/intel/soc/agilex5/include/agilex5_cache.h
@@ -8,5 +8,6 @@
 #define AGX5_CACHE_H
 
 void invalidate_dcache_all(void);
+void invalidate_cache_low_el(void);
 
 #endif /* AGX5_CACHE_H */