diff --git a/include/plat/common/psci1.0/platform.h b/include/plat/common/psci1.0/platform.h
index 50af4f8..059320f 100644
--- a/include/plat/common/psci1.0/platform.h
+++ b/include/plat/common/psci1.0/platform.h
@@ -59,6 +59,8 @@
 			uintptr_t *dev_handle,
 			uintptr_t *image_spec);
 unsigned long plat_get_ns_image_entrypoint(void);
+unsigned int plat_my_core_pos(void);
+int plat_core_pos_by_mpidr(unsigned long mpidr);
 
 /*******************************************************************************
  * Mandatory interrupt management functions
@@ -74,8 +76,7 @@
 /*******************************************************************************
  * Optional common functions (may be overridden)
  ******************************************************************************/
-unsigned int platform_get_core_pos(unsigned long mpidr);
-unsigned long platform_get_stack(unsigned long mpidr);
+unsigned long plat_get_my_stack(void);
 void plat_report_exception(unsigned long);
 int plat_crash_console_init(void);
 int plat_crash_console_putc(int c);