diff --git a/plat/xilinx/zynqmp/zynqmp_private.h b/plat/xilinx/zynqmp/zynqmp_private.h
index ddef37b..abcdebc 100644
--- a/plat/xilinx/zynqmp/zynqmp_private.h
+++ b/plat/xilinx/zynqmp/zynqmp_private.h
@@ -39,6 +39,7 @@
 unsigned int zynqmp_get_uart_clk(void);
 int zynqmp_is_pmu_up(void);
 unsigned int zynqmp_get_bootmode(void);
+unsigned int zynqmp_get_silicon_id(void);
 
 /* For FSBL handover */
 void fsbl_atf_handover(entry_point_info_t *bl32_image_ep_info,