mediatek: mt8183: add timer V20 compensation

add timer driver.

Change-Id: I60a7273f922233a618a6163b802c0858ed89f75f
diff --git a/plat/mediatek/mt8183/bl31_plat_setup.c b/plat/mediatek/mt8183/bl31_plat_setup.c
index e96b4ad..7dac8a4 100644
--- a/plat/mediatek/mt8183/bl31_plat_setup.c
+++ b/plat/mediatek/mt8183/bl31_plat_setup.c
@@ -16,6 +16,7 @@
 #include <drivers/generic_delay_timer.h>
 #include <mcucfg.h>
 #include <mt_gic_v3.h>
+#include <mt_timer.h>
 #include <lib/coreboot.h>
 #include <lib/mmio.h>
 #include <mtk_mcdi.h>
@@ -148,6 +149,8 @@
 	mt_gic_driver_init();
 	mt_gic_init();
 
+	mt_systimer_init();
+
 	/* Init mcsi SF */
 	plat_mtk_cci_init_sf();