diff --git a/plat/mediatek/mt8192/drivers/devapc/devapc.h b/plat/mediatek/mt8192/drivers/devapc/devapc.h
new file mode 100644
index 0000000..9033a0f
--- /dev/null
+++ b/plat/mediatek/mt8192/drivers/devapc/devapc.h
@@ -0,0 +1,211 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef DEVAPC_H
+#define DEVAPC_H
+
+#include <stdint.h>
+#include <platform_def.h>
+
+/******************************************************************************
+ * FUNCTION DEFINITION
+ ******************************************************************************/
+void devapc_init(void);
+
+/******************************************************************************
+ * STRUCTURE DEFINITION
+ ******************************************************************************/
+enum DEVAPC_PERM_TYPE {
+	NO_PROTECTION = 0,
+	SEC_RW_ONLY,
+	SEC_RW_NS_R,
+	FORBIDDEN,
+	PERM_NUM,
+};
+
+enum DOMAIN_ID {
+	DOMAIN_0 = 0,
+	DOMAIN_1,
+	DOMAIN_2,
+	DOMAIN_3,
+	DOMAIN_4,
+	DOMAIN_5,
+	DOMAIN_6,
+	DOMAIN_7,
+	DOMAIN_8,
+	DOMAIN_9,
+	DOMAIN_10,
+	DOMAIN_11,
+	DOMAIN_12,
+	DOMAIN_13,
+	DOMAIN_14,
+	DOMAIN_15,
+};
+
+/* Slave Type */
+enum DEVAPC_SLAVE_TYPE_SIMPLE {
+	SLAVE_TYPE_INFRA = 0,
+	SLAVE_TYPE_PERI,
+	SLAVE_TYPE_PERI2,
+	SLAVE_TYPE_PERI_PAR,
+};
+
+enum DEVAPC_SYS_INDEX {
+	DEVAPC_SYS0 = 0,
+	DEVAPC_SYS1,
+	DEVAPC_SYS2,
+};
+
+enum DEVAPC_SLAVE_TYPE {
+	SLAVE_TYPE_INFRA_AO_SYS0 = 0,
+	SLAVE_TYPE_INFRA_AO_SYS1,
+	SLAVE_TYPE_INFRA_AO_SYS2,
+	SLAVE_TYPE_PERI_AO_SYS0,
+	SLAVE_TYPE_PERI_AO_SYS1,
+	SLAVE_TYPE_PERI_AO_SYS2,
+	SLAVE_TYPE_PERI_AO2_SYS0,
+	SLAVE_TYPE_PERI_PAR_AO_SYS0,
+};
+
+/* Slave Num */
+enum DEVAPC_SLAVE_NUM {
+	SLAVE_NUM_INFRA_AO_SYS0 = 23,
+	SLAVE_NUM_INFRA_AO_SYS1 = 256,
+	SLAVE_NUM_INFRA_AO_SYS2 = 70,
+	SLAVE_NUM_PERI_AO_SYS0 = 105,
+	SLAVE_NUM_PERI_AO_SYS1 = 66,
+	SLAVE_NUM_PERI_AO_SYS2 = 1,
+	SLAVE_NUM_PERI_AO2_SYS0 = 115,
+	SLAVE_NUM_PERI_PAR_AO_SYS0 = 27,
+};
+
+enum DEVAPC_SYS_DOM_NUM {
+	DOM_NUM_INFRA_AO_SYS0 = 16,
+	DOM_NUM_INFRA_AO_SYS1 = 4,
+	DOM_NUM_INFRA_AO_SYS2 = 4,
+	DOM_NUM_PERI_AO_SYS0 = 16,
+	DOM_NUM_PERI_AO_SYS1 = 8,
+	DOM_NUM_PERI_AO_SYS2 = 4,
+	DOM_NUM_PERI_AO2_SYS0 = 16,
+	DOM_NUM_PERI_PAR_AO_SYS0 = 16,
+};
+
+enum DEVAPC_CFG_INDEX {
+	DEVAPC_DEBUGSYS_INDEX = 57,
+};
+
+struct APC_INFRA_PERI_DOM_16 {
+	unsigned char d0_permission;
+	unsigned char d1_permission;
+	unsigned char d2_permission;
+	unsigned char d3_permission;
+	unsigned char d4_permission;
+	unsigned char d5_permission;
+	unsigned char d6_permission;
+	unsigned char d7_permission;
+	unsigned char d8_permission;
+	unsigned char d9_permission;
+	unsigned char d10_permission;
+	unsigned char d11_permission;
+	unsigned char d12_permission;
+	unsigned char d13_permission;
+	unsigned char d14_permission;
+	unsigned char d15_permission;
+};
+
+struct APC_INFRA_PERI_DOM_8 {
+	unsigned char d0_permission;
+	unsigned char d1_permission;
+	unsigned char d2_permission;
+	unsigned char d3_permission;
+	unsigned char d4_permission;
+	unsigned char d5_permission;
+	unsigned char d6_permission;
+	unsigned char d7_permission;
+};
+
+struct APC_INFRA_PERI_DOM_4 {
+	unsigned char d0_permission;
+	unsigned char d1_permission;
+	unsigned char d2_permission;
+	unsigned char d3_permission;
+};
+
+#define DAPC_INFRA_AO_SYS0_ATTR(DEV_NAME, PERM_ATTR0, PERM_ATTR1, \
+		PERM_ATTR2, PERM_ATTR3, PERM_ATTR4, PERM_ATTR5, \
+		PERM_ATTR6, PERM_ATTR7, PERM_ATTR8, PERM_ATTR9, \
+		PERM_ATTR10, PERM_ATTR11, PERM_ATTR12, PERM_ATTR13, \
+		PERM_ATTR14, PERM_ATTR15) \
+	{(unsigned char)PERM_ATTR0, (unsigned char)PERM_ATTR1, \
+	(unsigned char)PERM_ATTR2, (unsigned char)PERM_ATTR3, \
+	(unsigned char)PERM_ATTR4, (unsigned char)PERM_ATTR5, \
+	(unsigned char)PERM_ATTR6, (unsigned char)PERM_ATTR7, \
+	(unsigned char)PERM_ATTR8, (unsigned char)PERM_ATTR9, \
+	(unsigned char)PERM_ATTR10, (unsigned char)PERM_ATTR11, \
+	(unsigned char)PERM_ATTR12, (unsigned char)PERM_ATTR13, \
+	(unsigned char)PERM_ATTR14, (unsigned char)PERM_ATTR15}
+
+#define DAPC_INFRA_AO_SYS1_ATTR(DEV_NAME, PERM_ATTR0, PERM_ATTR1, \
+		PERM_ATTR2, PERM_ATTR3) \
+	{(unsigned char)PERM_ATTR0, (unsigned char)PERM_ATTR1, \
+	(unsigned char)PERM_ATTR2, (unsigned char)PERM_ATTR3}
+
+#define DAPC_PERI_AO_SYS1_ATTR(DEV_NAME, PERM_ATTR0, PERM_ATTR1, \
+		PERM_ATTR2, PERM_ATTR3, PERM_ATTR4, PERM_ATTR5, \
+		PERM_ATTR6, PERM_ATTR7) \
+	{(unsigned char)PERM_ATTR0, (unsigned char)PERM_ATTR1, \
+	(unsigned char)PERM_ATTR2, (unsigned char)PERM_ATTR3, \
+	(unsigned char)PERM_ATTR4, (unsigned char)PERM_ATTR5, \
+	(unsigned char)PERM_ATTR6, (unsigned char)PERM_ATTR7}
+
+#define DAPC_INFRA_AO_SYS2_ATTR(...)	DAPC_INFRA_AO_SYS1_ATTR(__VA_ARGS__)
+#define DAPC_PERI_AO_SYS0_ATTR(...)	DAPC_INFRA_AO_SYS0_ATTR(__VA_ARGS__)
+#define DAPC_PERI_AO_SYS2_ATTR(...)	DAPC_INFRA_AO_SYS1_ATTR(__VA_ARGS__)
+#define DAPC_PERI_AO2_SYS0_ATTR(...)	DAPC_INFRA_AO_SYS0_ATTR(__VA_ARGS__)
+#define DAPC_PERI_PAR_AO_SYS0_ATTR(...)	DAPC_INFRA_AO_SYS0_ATTR(__VA_ARGS__)
+
+/******************************************************************************
+ * UTILITY DEFINITION
+ ******************************************************************************/
+#define devapc_writel(VAL, REG)		mmio_write_32((uintptr_t)REG, VAL)
+#define devapc_readl(REG)		mmio_read_32((uintptr_t)REG)
+
+/******************************************************************************/
+/* Device APC AO for INFRA AO */
+#define DEVAPC_INFRA_AO_SYS0_D0_APC_0		(DEVAPC_INFRA_AO_BASE + 0x0000)
+#define DEVAPC_INFRA_AO_SYS1_D0_APC_0		(DEVAPC_INFRA_AO_BASE + 0x1000)
+#define DEVAPC_INFRA_AO_SYS2_D0_APC_0		(DEVAPC_INFRA_AO_BASE + 0x2000)
+
+#define DEVAPC_INFRA_AO_MAS_SEC_0		(DEVAPC_INFRA_AO_BASE + 0x0A00)
+
+/******************************************************************************/
+/* Device APC AO for PERI AO */
+#define DEVAPC_PERI_AO_SYS0_D0_APC_0		(DEVAPC_PERI_AO_BASE + 0x0000)
+#define DEVAPC_PERI_AO_SYS1_D0_APC_0		(DEVAPC_PERI_AO_BASE + 0x1000)
+#define DEVAPC_PERI_AO_SYS2_D0_APC_0		(DEVAPC_PERI_AO_BASE + 0x2000)
+
+#define DEVAPC_PERI_AO_MAS_SEC_0		(DEVAPC_PERI_AO_BASE + 0x0A00)
+
+/******************************************************************************/
+/* Device APC AO for PERI AO2 */
+#define DEVAPC_PERI_AO2_SYS0_D0_APC_0		(DEVAPC_PERI_AO2_BASE + 0x0000)
+
+/******************************************************************************/
+/* Device APC AO for PERI PAR AO */
+#define DEVAPC_PERI_PAR_AO_SYS0_D0_APC_0	(DEVAPC_PERI_PAR_AO_BASE + 0x0000)
+
+#define DEVAPC_PERI_PAR_AO_MAS_SEC_0		(DEVAPC_PERI_PAR_AO_BASE + 0x0A00)
+
+/******************************************************************************/
+
+
+/******************************************************************************
+ * Variable DEFINITION
+ ******************************************************************************/
+#define MOD_NO_IN_1_DEVAPC              16
+
+#endif /* DEVAPC_H */
+