diff --git a/plat/mediatek/mt8192/include/platform_def.h b/plat/mediatek/mt8192/include/platform_def.h
index 768e7cf..e6e1f8d 100644
--- a/plat/mediatek/mt8192/include/platform_def.h
+++ b/plat/mediatek/mt8192/include/platform_def.h
@@ -25,6 +25,7 @@
 #define MTK_DEV_RNG2_SIZE    0x600000
 
 #define GPIO_BASE        (IO_PHYS + 0x00005000)
+#define SPM_BASE         (IO_PHYS + 0x00006000)
 #define IOCFG_RM_BASE    (IO_PHYS + 0x01C20000)
 #define IOCFG_BM_BASE    (IO_PHYS + 0x01D10000)
 #define IOCFG_BL_BASE    (IO_PHYS + 0x01D30000)