mediatek: mt8183: add MTK SPM driver

Add MTK SPM driver for suspend/resume scenario.

Change-Id: I8207eea95914da9e63c62f3afc8329f3ccd9a22c
diff --git a/plat/mediatek/mt8183/bl31_plat_setup.c b/plat/mediatek/mt8183/bl31_plat_setup.c
index fcf3093..fd3a5b0 100644
--- a/plat/mediatek/mt8183/bl31_plat_setup.c
+++ b/plat/mediatek/mt8183/bl31_plat_setup.c
@@ -23,6 +23,7 @@
 #include <plat_private.h>
 #include <platform_def.h>
 #include <scu.h>
+#include <spm.h>
 #include <drivers/ti/uart/uart_16550.h>
 
 static entry_point_info_t bl32_ep_info;
@@ -146,6 +147,7 @@
 #if SPMC_MODE == 1
 	spmc_init();
 #endif
+	spm_boot_init();
 }
 
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