hikey: Use new console APIs

Switch to the new console APIs enabled by setting MULTI_CONSOLE_API=1.
Enables building with ERROR_DEPRECATED=1.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
diff --git a/plat/hisilicon/hikey/aarch64/hikey_helpers.S b/plat/hisilicon/hikey/aarch64/hikey_helpers.S
index 9dfdae4..1752d3b 100644
--- a/plat/hisilicon/hikey/aarch64/hikey_helpers.S
+++ b/plat/hisilicon/hikey/aarch64/hikey_helpers.S
@@ -46,7 +46,7 @@
 	mov_imm	x0, CRASH_CONSOLE_BASE
 	mov_imm	x1, PL011_UART_CLK_IN_HZ
 	mov_imm	x2, PL011_BAUDRATE
-	b	console_core_init
+	b	console_pl011_core_init
 endfunc plat_crash_console_init
 
 	/* ---------------------------------------------
@@ -58,7 +58,7 @@
 	 */
 func plat_crash_console_putc
 	mov_imm	x1, CRASH_CONSOLE_BASE
-	b	console_core_putc
+	b	console_pl011_core_putc
 endfunc plat_crash_console_putc
 
 	/* ---------------------------------------------
@@ -71,7 +71,7 @@
 	 */
 func plat_crash_console_flush
 	mov_imm	x0, CRASH_CONSOLE_BASE
-	b	console_core_flush
+	b	console_pl011_core_flush
 endfunc plat_crash_console_flush
 
 	/* ---------------------------------------------