mediatek: mt8195: Initialize delay_timer

Initialize delay_timer for delay functions.

Change-Id: Ib554135151f8b5c642b5a6511c942bb9efc0a47f
Signed-off-by: Yidi Lin <yidi.lin@mediatek.com>

plat/mediatek/mt8195/bl31_plat_setup.c

@@ -11,6 +11,7 @@
 #include <common/bl_common.h>
 #include <common/debug.h>
 #include <common/desc_image_load.h>
+#include <drivers/generic_delay_timer.h>
 #include <drivers/ti/uart/uart_16550.h>
 #include <lib/coreboot.h>
 
@@ -86,6 +87,7 @@ void bl31_platform_setup(void)
 	mt_gic_init();
 
 	mt_systimer_init();
+	generic_delay_timer_init();
 }
 
 /*******************************************************************************

plat/mediatek/mt8195/platform.mk

@@ -23,6 +23,8 @@ PLAT_BL_COMMON_SOURCES := ${GICV3_SOURCES}                              \
 
 
 BL31_SOURCES += common/desc_image_load.c                              \
+                drivers/delay_timer/delay_timer.c                     \
+                drivers/delay_timer/generic_delay_timer.c             \
                 drivers/ti/uart/aarch64/16550_console.S               \
                 lib/bl_aux_params/bl_aux_params.c                     \
                 lib/cpus/aarch64/cortex_a55.S                         \