diff --git a/include/drivers/arm/tzc_dmc620.h b/include/drivers/arm/tzc_dmc620.h
new file mode 100644
index 0000000..074bbc1
--- /dev/null
+++ b/include/drivers/arm/tzc_dmc620.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef TZC_DMC620_H
+#define TZC_DMC620_H
+
+#include <utils_def.h>
+
+/* DMC-620 memc register offsets */
+#define DMC620_MEMC_STATUS	U(0x0000)
+#define DMC620_MEMC_CMD		U(0x0008)
+
+/* Mask value to check the status of memc_cmd register */
+#define DMC620_MEMC_CMD_MASK	U(0x00000007)
+
+/* memc_cmd register's action values */
+#define DMC620_MEMC_CMD_GO	U(0x00000003)
+#define DMC620_MEMC_CMD_EXECUTE	U(0x00000004)
+
+/* Address offsets of access address next region 0 registers */
+#define DMC620_ACC_ADDR_MIN_31_00_NEXT_BASE	U(0x0080)
+#define DMC620_ACC_ADDR_MIN_47_32_NEXT_BASE	U(0x0084)
+#define DMC620_ACC_ADDR_MAX_31_00_NEXT_BASE	U(0x0088)
+#define DMC620_ACC_ADDR_MAX_47_32_NEXT_BASE	U(0x008c)
+
+/* Length of one block of access address next register region */
+#define DMC620_ACC_ADDR_NEXT_SIZE		U(0x0010)
+
+/* Address offsets of access address next registers */
+#define DMC620_ACC_ADDR_MIN_31_00_NEXT(region_no)	\
+		(DMC620_ACC_ADDR_MIN_31_00_NEXT_BASE +	\
+			(region_no * DMC620_ACC_ADDR_NEXT_SIZE))
+#define DMC620_ACC_ADDR_MIN_47_32_NEXT(region_no)	\
+		(DMC620_ACC_ADDR_MIN_47_32_NEXT_BASE +	\
+			(region_no * DMC620_ACC_ADDR_NEXT_SIZE))
+#define DMC620_ACC_ADDR_MAX_31_00_NEXT(region_no)	\
+		(DMC620_ACC_ADDR_MAX_31_00_NEXT_BASE +	\
+			(region_no * DMC620_ACC_ADDR_NEXT_SIZE))
+#define DMC620_ACC_ADDR_MAX_47_32_NEXT(region_no)	\
+		(DMC620_ACC_ADDR_MAX_47_32_NEXT_BASE +	\
+			(region_no * DMC620_ACC_ADDR_NEXT_SIZE))
+
+/* Number of TZC address regions in DMC-620 */
+#define DMC620_ACC_ADDR_COUNT	U(8)
+/* Width of access address registers */
+#define DMC620_ACC_ADDR_WIDTH	U(32)
+
+/* Peripheral ID registers offsets */
+#define DMC620_PERIPHERAL_ID_0		U(0x1fe0)
+
+/* Default values in id registers */
+#define DMC620_PERIPHERAL_ID_0_VALUE	U(0x00000054)
+
+/* Secure access region attributes. */
+#define TZC_DMC620_REGION_NS_RD		U(0x00000001)
+#define TZC_DMC620_REGION_NS_WR		U(0x00000002)
+#define TZC_DMC620_REGION_NS_RDWR	\
+	(TZC_DMC620_REGION_NS_RD | TZC_DMC620_REGION_NS_WR)
+#define TZC_DMC620_REGION_S_RD		U(0x00000004)
+#define TZC_DMC620_REGION_S_WR		U(0x00000008)
+#define TZC_DMC620_REGION_S_RDWR	\
+	(TZC_DMC620_REGION_S_RD | TZC_DMC620_REGION_S_WR)
+#define TZC_DMC620_REGION_S_NS_RDWR	\
+	(TZC_DMC620_REGION_NS_RDWR | TZC_DMC620_REGION_S_RDWR)
+
+/*
+ * Contains pointer to the base addresses of all the DMC-620 instances.
+ * 'dmc_count' specifies the number of DMC base addresses contained in the
+ * array pointed to by dmc_base.
+ */
+typedef struct tzc_dmc620_driver_data {
+	const uintptr_t *dmc_base;
+	const unsigned int dmc_count;
+} tzc_dmc620_driver_data_t;
+
+/*
+ * Contains region base, region top addresses and corresponding attributes
+ * for configuring TZC access region registers.
+ */
+typedef struct tzc_dmc620_acc_addr_data {
+	const unsigned long long region_base;
+	const unsigned long long region_top;
+	const unsigned int sec_attr;
+} tzc_dmc620_acc_addr_data_t;
+
+/*
+ * Contains platform specific data for configuring TZC region base and
+ * region top address. 'acc_addr_count' specifies the number of
+ * valid entries in 'plat_acc_addr_data' array.
+ */
+typedef struct tzc_dmc620_config_data {
+	const tzc_dmc620_driver_data_t *plat_drv_data;
+	const tzc_dmc620_acc_addr_data_t *plat_acc_addr_data;
+	const uint8_t acc_addr_count;
+} tzc_dmc620_config_data_t;
+
+/* Function prototypes */
+void arm_tzc_dmc620_setup(const tzc_dmc620_config_data_t *plat_config_data);
+
+#endif /* TZC_DMC620_H */
+