diff --git a/include/common/bl_common.h b/include/common/bl_common.h
index af83d78..b7cb95a 100644
--- a/include/common/bl_common.h
+++ b/include/common/bl_common.h
@@ -150,6 +150,8 @@
 extern unsigned long __RO_END__;
 #if IMAGE_BL2
 extern unsigned long __BL2_END__;
+#elif IMAGE_BL2U
+extern unsigned long __BL2U_END__;
 #elif IMAGE_BL31
 extern unsigned long __BL31_END__;
 #elif IMAGE_BL32
diff --git a/include/plat/common/platform.h b/include/plat/common/platform.h
index 1e72451..9fbc172 100644
--- a/include/plat/common/platform.h
+++ b/include/plat/common/platform.h
@@ -193,6 +193,23 @@
  ******************************************************************************/
 
 /*******************************************************************************
+ * Mandatory BL2U functions.
+ ******************************************************************************/
+void bl2u_early_platform_setup(struct meminfo *mem_layout,
+		void *plat_info);
+void bl2u_plat_arch_setup(void);
+void bl2u_platform_setup(void);
+
+/*******************************************************************************
+ * Conditionally mandatory BL2U functions for CSS platforms.
+ ******************************************************************************/
+/*
+ * This function is used to perform any platform-specific actions required to
+ * handle the BL2U_SCP firmware.
+ */
+int bl2u_plat_handle_scp_bl2u(void);
+
+/*******************************************************************************
  * Mandatory BL3-1 functions
  ******************************************************************************/
 void bl31_early_platform_setup(struct bl31_params *from_bl2,