diff --git a/plat/mediatek/mt8173/include/mcucfg.h b/plat/mediatek/mt8173/include/mcucfg.h
new file mode 100644
index 0000000..d2474ac
--- /dev/null
+++ b/plat/mediatek/mt8173/include/mcucfg.h
@@ -0,0 +1,179 @@
+/*
+ * Copyright (c) 2014-2015, ARM Limited and Contributors. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of ARM nor the names of its contributors may be used
+ * to endorse or promote products derived from this software without specific
+ * prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef __MCUCFG_H__
+#define __MCUCFG_H__
+
+#include <mt8173_def.h>
+#include <stdint.h>
+
+struct mt8173_mcucfg_regs {
+	uint32_t mp0_ca7l_cache_config;
+	struct {
+		uint32_t mem_delsel0;
+		uint32_t mem_delsel1;
+	} mp0_cpu[4];
+	uint32_t mp0_cache_mem_delsel0;
+	uint32_t mp0_cache_mem_delsel1;
+	uint32_t mp0_axi_config;
+	uint32_t mp0_misc_config[2];
+	struct {
+		uint32_t rv_addr_lw;
+		uint32_t rv_addr_hw;
+	} mp0_rv_addr[4];
+	uint32_t mp0_ca7l_cfg_dis;
+	uint32_t mp0_ca7l_clken_ctrl;
+	uint32_t mp0_ca7l_rst_ctrl;
+	uint32_t mp0_ca7l_misc_config;
+	uint32_t mp0_ca7l_dbg_pwr_ctrl;
+	uint32_t mp0_rw_rsvd0;
+	uint32_t mp0_rw_rsvd1;
+	uint32_t mp0_ro_rsvd;
+	uint32_t reserved0_0[100];
+	uint32_t mp1_cpucfg;
+	uint32_t mp1_miscdbg;
+	uint32_t reserved0_1[13];
+	uint32_t mp1_rst_ctl;
+	uint32_t mp1_clkenm_div;
+	uint32_t reserved0_2[7];
+	uint32_t mp1_config_res;
+	uint32_t reserved0_3[13];
+	struct {
+		uint32_t rv_addr_lw;
+		uint32_t rv_addr_hw;
+	} mp1_rv_addr[2];
+	uint32_t reserved0_4[84];
+	uint32_t mp0_rst_status;		/* 0x400 */
+	uint32_t mp0_dbg_ctrl;
+	uint32_t mp0_dbg_flag;
+	uint32_t mp0_ca7l_ir_mon;
+	struct {
+		uint32_t pc_lw;
+		uint32_t pc_hw;
+		uint32_t fp_arch32;
+		uint32_t sp_arch32;
+		uint32_t fp_arch64_lw;
+		uint32_t fp_arch64_hw;
+		uint32_t sp_arch64_lw;
+		uint32_t sp_arch64_hw;
+	} mp0_dbg_core[4];
+	uint32_t dfd_ctrl;
+	uint32_t dfd_cnt_l;
+	uint32_t dfd_cnt_h;
+	uint32_t misccfg_mp0_rw_rsvd;
+	uint32_t misccfg_sec_vio_status0;
+	uint32_t misccfg_sec_vio_status1;
+	uint32_t reserved1[22];
+	uint32_t misccfg_rw_rsvd;		/* 0x500 */
+	uint32_t mcusys_dbg_mon_sel_a;
+	uint32_t mcusys_dbg_mon;
+	uint32_t reserved2[61];
+	uint32_t mcusys_config_a;		/* 0x600 */
+	uint32_t mcusys_config1_a;
+	uint32_t mcusys_gic_peribase_a;
+	uint32_t reserved3;
+	uint32_t sec_range0_start;		/* 0x610 */
+	uint32_t sec_range0_end;
+	uint32_t sec_range_enable;
+	uint32_t reserved4;
+	uint32_t int_pol_ctl[8];		/* 0x620 */
+	uint32_t aclken_div;			/* 0x640 */
+	uint32_t pclken_div;
+	uint32_t l2c_sram_ctrl;
+	uint32_t armpll_jit_ctrl;
+	uint32_t cci_addrmap;			/* 0x650 */
+	uint32_t cci_config;
+	uint32_t cci_periphbase;
+	uint32_t cci_nevntcntovfl;
+	uint32_t cci_clk_ctrl;			/* 0x660 */
+	uint32_t cci_acel_s1_ctrl;
+	uint32_t bus_fabric_dcm_ctrl;
+	uint32_t reserved5;
+	uint32_t xgpt_ctl;			/* 0x670 */
+	uint32_t xgpt_idx;
+	uint32_t ptpod2_ctl0;
+	uint32_t ptpod2_ctl1;
+	uint32_t mcusys_revid;
+	uint32_t mcusys_rw_rsvd0;
+	uint32_t mcusys_rw_rsvd1;
+};
+
+static struct mt8173_mcucfg_regs *const mt8173_mcucfg = (void *)MCUCFG_BASE;
+
+/* cpu boot mode */
+enum {
+	MP0_CPUCFG_64BIT_SHIFT = 12,
+	MP1_CPUCFG_64BIT_SHIFT = 28,
+	MP0_CPUCFG_64BIT = 0xf << MP0_CPUCFG_64BIT_SHIFT,
+	MP1_CPUCFG_64BIT = 0xf << MP1_CPUCFG_64BIT_SHIFT
+};
+
+/* scu related */
+enum {
+	MP0_ACINACTM_SHIFT = 4,
+	MP1_ACINACTM_SHIFT = 0,
+	MP0_ACINACTM = 1 << MP0_ACINACTM_SHIFT,
+	MP1_ACINACTM = 1 << MP1_ACINACTM_SHIFT
+};
+
+enum {
+	MP1_DIS_RGU0_WAIT_PD_CPUS_L1_ACK_SHIFT = 0,
+	MP1_DIS_RGU1_WAIT_PD_CPUS_L1_ACK_SHIFT = 4,
+	MP1_DIS_RGU2_WAIT_PD_CPUS_L1_ACK_SHIFT = 8,
+	MP1_DIS_RGU3_WAIT_PD_CPUS_L1_ACK_SHIFT = 12,
+	MP1_DIS_RGU_NOCPU_WAIT_PD_CPUS_L1_ACK_SHIFT = 16,
+
+	MP1_DIS_RGU0_WAIT_PD_CPUS_L1_ACK =
+		0xf << MP1_DIS_RGU0_WAIT_PD_CPUS_L1_ACK_SHIFT,
+	MP1_DIS_RGU1_WAIT_PD_CPUS_L1_ACK =
+		0xf << MP1_DIS_RGU1_WAIT_PD_CPUS_L1_ACK_SHIFT,
+	MP1_DIS_RGU2_WAIT_PD_CPUS_L1_ACK =
+		0xf << MP1_DIS_RGU2_WAIT_PD_CPUS_L1_ACK_SHIFT,
+	MP1_DIS_RGU3_WAIT_PD_CPUS_L1_ACK =
+		0xf << MP1_DIS_RGU3_WAIT_PD_CPUS_L1_ACK_SHIFT,
+	MP1_DIS_RGU_NOCPU_WAIT_PD_CPUS_L1_ACK =
+		0xf << MP1_DIS_RGU_NOCPU_WAIT_PD_CPUS_L1_ACK_SHIFT
+};
+
+enum {
+	MP1_AINACTS_SHIFT = 4,
+	MP1_AINACTS = 1 << MP1_AINACTS_SHIFT
+};
+
+enum {
+	MP1_SW_CG_GEN_SHIFT = 12,
+	MP1_SW_CG_GEN = 1 << MP1_SW_CG_GEN_SHIFT
+};
+
+enum {
+	MP1_L2RSTDISABLE_SHIFT = 14,
+	MP1_L2RSTDISABLE = 1 << MP1_L2RSTDISABLE_SHIFT
+};
+
+#endif  /* __MCUCFG_H__ */