diff --git a/plat/hisilicon/hikey/aarch64/hikey_helpers.S b/plat/hisilicon/hikey/aarch64/hikey_helpers.S
index 32ff8b4..9dfdae4 100644
--- a/plat/hisilicon/hikey/aarch64/hikey_helpers.S
+++ b/plat/hisilicon/hikey/aarch64/hikey_helpers.S
@@ -12,6 +12,7 @@
 	.globl	platform_mem_init
 	.globl	plat_crash_console_init
 	.globl	plat_crash_console_putc
+	.globl	plat_crash_console_flush
 	.globl	plat_report_exception
 	.globl	plat_reset_handler
 
@@ -61,6 +62,19 @@
 endfunc plat_crash_console_putc
 
 	/* ---------------------------------------------
+	 * int plat_crash_console_flush()
+	 * Function to force a write of all buffered
+	 * data that hasn't been output.
+	 * Out : return -1 on error else return 0.
+	 * Clobber list : x0, x1
+	 * ---------------------------------------------
+	 */
+func plat_crash_console_flush
+	mov_imm	x0, CRASH_CONSOLE_BASE
+	b	console_core_flush
+endfunc plat_crash_console_flush
+
+	/* ---------------------------------------------
 	 * void plat_report_exception(unsigned int type)
 	 * Function to report an unhandled exception
 	 * with platform-specific means.
diff --git a/plat/hisilicon/hikey960/aarch64/hikey960_helpers.S b/plat/hisilicon/hikey960/aarch64/hikey960_helpers.S
index d18399f..550c560 100644
--- a/plat/hisilicon/hikey960/aarch64/hikey960_helpers.S
+++ b/plat/hisilicon/hikey960/aarch64/hikey960_helpers.S
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -14,6 +14,7 @@
 	.globl	platform_mem_init
 	.globl	plat_crash_console_init
 	.globl	plat_crash_console_putc
+	.globl	plat_crash_console_flush
 	.globl	plat_report_exception
 	.globl	plat_reset_handler
 	.globl	clr_ex
@@ -65,6 +66,19 @@
 endfunc plat_crash_console_putc
 
 	/* ---------------------------------------------
+	 * int plat_crash_console_flush()
+	 * Function to force a write of all buffered
+	 * data that hasn't been output.
+	 * Out : return -1 on error else return 0.
+	 * Clobber list : x0, x1
+	 * ---------------------------------------------
+	 */
+func plat_crash_console_flush
+	mov_imm	x0, CRASH_CONSOLE_BASE
+	b	console_core_flush
+endfunc plat_crash_console_flush
+
+	/* ---------------------------------------------
 	 * void plat_report_exception(unsigned int type)
 	 * Function to report an unhandled exception
 	 * with platform-specific means.