diff --git a/plat/mediatek/mt8192/include/platform_def.h b/plat/mediatek/mt8192/include/platform_def.h
index 5ff013e..768e7cf 100644
--- a/plat/mediatek/mt8192/include/platform_def.h
+++ b/plat/mediatek/mt8192/include/platform_def.h
@@ -24,6 +24,16 @@
 #define MTK_DEV_RNG2_BASE    0x0c000000
 #define MTK_DEV_RNG2_SIZE    0x600000
 
+#define GPIO_BASE        (IO_PHYS + 0x00005000)
+#define IOCFG_RM_BASE    (IO_PHYS + 0x01C20000)
+#define IOCFG_BM_BASE    (IO_PHYS + 0x01D10000)
+#define IOCFG_BL_BASE    (IO_PHYS + 0x01D30000)
+#define IOCFG_BR_BASE    (IO_PHYS + 0x01D40000)
+#define IOCFG_LM_BASE    (IO_PHYS + 0x01E20000)
+#define IOCFG_LB_BASE    (IO_PHYS + 0x01E70000)
+#define IOCFG_RT_BASE    (IO_PHYS + 0x01EA0000)
+#define IOCFG_LT_BASE    (IO_PHYS + 0x01F20000)
+#define IOCFG_TL_BASE    (IO_PHYS + 0x01F30000)
 /*******************************************************************************
  * UART related constants
  ******************************************************************************/