diff --git a/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h
index 8dfaa32..e2756de 100644
--- a/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h
+++ b/drivers/marvell/mg_conf_cm3/mg_conf_cm3.h
@@ -5,5 +5,5 @@
  * https://spdx.org/licenses
  */
 
-void mg_start_ap_fw(int cp_nr);
+void mg_start_ap_fw(int cp_nr, uint8_t comphy_index);
 int mg_image_load(uintptr_t src_addr, uint32_t size, int cp_index);