diff --git a/include/drivers/arm/ccn.h b/include/drivers/arm/ccn.h
index eba974d..9c3abac 100644
--- a/include/drivers/arm/ccn.h
+++ b/include/drivers/arm/ccn.h
@@ -76,6 +76,16 @@
 	uintptr_t periphbase;
 } ccn_desc_t;
 
+/* Enum used to loop through all types of nodes in CCN*/
+typedef enum node_types {
+	NODE_TYPE_RNF = 0,
+	NODE_TYPE_RNI,
+	NODE_TYPE_RND,
+	NODE_TYPE_HNF,
+	NODE_TYPE_HNI,
+	NODE_TYPE_SN,
+	NUM_NODE_TYPES
+} node_types_t;
 
 void ccn_init(const ccn_desc_t *plat_ccn_desc);
 void ccn_enter_snoop_dvm_domain(unsigned long long master_iface_map);
@@ -92,5 +102,12 @@
 unsigned int ccn_get_l3_run_mode(void);
 int ccn_get_part0_id(uintptr_t periphbase);
 
+void ccn_write_node_reg(node_types_t node_type, unsigned int node_id,
+				unsigned int reg_offset,
+				unsigned long long val);
+unsigned long long ccn_read_node_reg(node_types_t node_type,
+					unsigned int node_id,
+					unsigned int reg_offset);
+
 #endif /* __ASSEMBLY__ */
 #endif /* CCN_H */