diff --git a/plat/intel/soc/n5x/include/n5x_system_manager.h b/plat/intel/soc/n5x/include/n5x_system_manager.h
new file mode 100644
index 0000000..b628219
--- /dev/null
+++ b/plat/intel/soc/n5x/include/n5x_system_manager.h
@@ -0,0 +1,197 @@
+/*
+ * Copyright (c) 2019-2023, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef N5X_SOCFPGA_SYSTEMMANAGER_H
+#define N5X_SOCFPGA_SYSTEMMANAGER_H
+
+#include "socfpga_plat_def.h"
+
+/* System Manager Register Map */
+#define SOCFPGA_SYSMGR_SILICONID_1			0x00
+#define SOCFPGA_SYSMGR_SILICONID_2			0x04
+#define SOCFPGA_SYSMGR_WDDBG				0x08
+#define SOCFPGA_SYSMGR_MPU_STATUS			0x10
+#define SOCFPGA_SYSMGR_SDMMC_L3_MASTER			0x2C
+#define SOCFPGA_SYSMGR_NAND_L3_MASTER			0x34
+#define SOCFPGA_SYSMGR_USB0_L3_MASTER			0x38
+#define SOCFPGA_SYSMGR_USB1_L3_MASTER			0x3C
+#define SOCFPGA_SYSMGR_TSN_GLOBAL			0x40
+#define SOCFPGA_SYSMGR_EMAC_0				0x44 /* TSN_0 */
+#define SOCFPGA_SYSMGR_EMAC_1				0x48 /* TSN_1 */
+#define SOCFPGA_SYSMGR_EMAC_2				0x4C /* TSN_2 */
+#define SOCFPGA_SYSMGR_TSN_0_ACE			0x50
+#define SOCFPGA_SYSMGR_TSN_1_ACE			0x54
+#define SOCFPGA_SYSMGR_TSN_2_ACE			0x58
+#define SOCFPGA_SYSMGR_FPGAINTF_EN_1			0x68
+#define SOCFPGA_SYSMGR_FPGAINTF_EN_2			0x6C
+#define SOCFPGA_SYSMGR_FPGAINTF_EN_3			0x70
+#define SOCFPGA_SYSMGR_DMAC0_L3_MASTER			0x74
+#define SOCFPGA_SYSMGR_ETR_L3_MASTER			0x78
+#define SOCFPGA_SYSMGR_DMAC1_L3_MASTER			0x7C
+#define SOCFPGA_SYSMGR_SEC_CTRL_SLT			0x80
+#define SOCFPGA_SYSMGR_OSC_TRIM				0x84
+#define SOCFPGA_SYSMGR_DMAC0_CTRL_STATUS_REG		0x88
+#define SOCFPGA_SYSMGR_DMAC1_CTRL_STATUS_REG		0x8C
+#define SOCFPGA_SYSMGR_ECC_INTMASK_VALUE		0x90
+#define SOCFPGA_SYSMGR_ECC_INTMASK_SET			0x94
+#define SOCFPGA_SYSMGR_ECC_INTMASK_CLR			0x98
+#define SOCFPGA_SYSMGR_ECC_INTMASK_SERR			0x9C
+#define SOCFPGA_SYSMGR_ECC_INTMASK_DERR			0xA0
+/* NOC configuration value for Agilex5 */
+#define SOCFPGA_SYSMGR_NOC_TIMEOUT			0xC0
+#define SOCFPGA_SYSMGR_NOC_IDLEREQ_SET			0xC4
+#define SOCFPGA_SYSMGR_NOC_IDLEREQ_CLR			0xC8
+#define SOCFPGA_SYSMGR_NOC_IDLEREQ_VAL			0xCC
+#define SOCFPGA_SYSMGR_NOC_IDLEACK			0xD0
+#define SOCFPGA_SYSMGR_NOC_IDLESTATUS			0xD4
+#define SOCFPGA_SYSMGR_FPGA2SOC_CTRL			0xD8
+#define SOCFPGA_SYSMGR_FPGA_CFG				0xDC
+#define SOCFPGA_SYSMGR_GPO				0xE4
+#define SOCFPGA_SYSMGR_GPI				0xE8
+#define SOCFPGA_SYSMGR_MPU				0xF0
+#define SOCFPGA_SYSMGR_SDM_HPS_SPARE			0xF4
+#define SOCFPGA_SYSMGR_HPS_SDM_SPARE			0xF8
+#define SOCFPGA_SYSMGR_DFI_INTF				0xFC
+#define SOCFPGA_SYSMGR_NAND_DD_CTRL			0x100
+#define SOCFPGA_SYSMGR_NAND_PHY_CTRL_REG		0x104
+#define SOCFPGA_SYSMGR_NAND_PHY_TSEL_REG		0x108
+#define SOCFPGA_SYSMGR_NAND_DQ_TIMING_REG		0x10C
+#define SOCFPGA_SYSMGR_PHY_DQS_TIMING_REG		0x110
+#define SOCFPGA_SYSMGR_NAND_PHY_GATE_LPBK_CTRL_REG	0x114
+#define SOCFPGA_SYSMGR_NAND_PHY_DLL_MASTER_CTRL_REG	0x118
+#define SOCFPGA_SYSMGR_NAND_PHY_DLL_SLAVE_CTRL_REG	0x11C
+#define SOCFPGA_SYSMGR_NAND_DD_DEFAULT_SETTING_REG0	0x120
+#define SOCFPGA_SYSMGR_NAND_DD_DEFAULT_SETTING_REG1	0x124
+#define SOCFPGA_SYSMGR_NAND_DD_STATUS_REG		0x128
+#define SOCFPGA_SYSMGR_NAND_DD_ID_LOW_REG		0x12C
+#define SOCFPGA_SYSMGR_NAND_DD_ID_HIGH_REG		0x130
+#define SOCFPGA_SYSMGR_NAND_WRITE_PROT_EN_REG		0x134
+#define SOCFPGA_SYSMGR_SDMMC_CMD_QUEUE_SETTING_REG	0x138
+#define SOCFPGA_SYSMGR_I3C_SLV_PID_LOW			0x13C
+#define SOCFPGA_SYSMGR_I3C_SLV_PID_HIGH			0x140
+#define SOCFPGA_SYSMGR_I3C_SLV_CTRL_0			0x144
+#define SOCFPGA_SYSMGR_I3C_SLV_CTRL_1			0x148
+#define SOCFPGA_SYSMGR_F2S_BRIDGE_CTRL			0x14C
+#define SOCFPGA_SYSMGR_DMA_TBU_STASH_CTRL_REG_0_DMA0	0x150
+#define SOCFPGA_SYSMGR_DMA_TBU_STASH_CTRL_REG_0_DMA1	0x154
+#define SOCFPGA_SYSMGR_SDM_TBU_STASH_CTRL_REG_1_SDM	0x158
+#define SOCFPGA_SYSMGR_IO_TBU_STASH_CTRL_REG_2_USB2	0x15C
+#define SOCFPGA_SYSMGR_IO_TBU_STASH_CTRL_REG_2_USB3	0x160
+#define SOCFPGA_SYSMGR_IO_TBU_STASH_CTRL_REG_2_SDMMC	0x164
+#define SOCFPGA_SYSMGR_IO_TBU_STASH_CTRL_REG_2_NAND	0x168
+#define SOCFPGA_SYSMGR_IO_TBU_STASH_CTRL_REG_2_ETR	0x16C
+#define SOCFPGA_SYSMGR_TSN_TBU_STASH_CTRL_REG_3_TSN0	0x170
+#define SOCFPGA_SYSMGR_TSN_TBU_STASH_CTRL_REG_3_TSN1	0x174
+#define SOCFPGA_SYSMGR_TSN_TBU_STASH_CTRL_REG_3_TSN2	0x178
+#define SOCFPGA_SYSMGR_DMA_TBU_STREAM_CTRL_REG_0_DMA0	0x17C
+#define SOCFPGA_SYSMGR_DMA_TBU_STREAM_CTRL_REG_0_DMA1	0x180
+#define SOCFPGA_SYSMGR_SDM_TBU_STREAM_CTRL_REG_1_SDM	0x184
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_CTRL_REG_2_USB2	0x188
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_CTRL_REG_2_USB3	0x18C
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_CTRL_REG_2_SDMMC	0x190
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_CTRL_REG_2_NAND	0x194
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_CTRL_REG_2_ETR	0x198
+#define SOCFPGA_SYSMGR_TSN_TBU_STREAM_CTRL_REG_3_TSN0	0x19C
+#define SOCFPGA_SYSMGR_TSN_TBU_STREAM_CTRL_REG_3_TSN1	0x1A0
+#define SOCFPGA_SYSMGR_TSN_TBU_STREAM_CTRL_REG_3_TSN2	0x1A4
+#define SOCFPGA_SYSMGR_DMA_TBU_STREAM_ID_AX_REG_0_DMA0	0x1A8
+#define SOCFPGA_SYSMGR_DMA_TBU_STREAM_ID_AX_REG_0_DMA1	0x1AC
+#define SOCFPGA_SYSMGR_SDM_TBU_STREAM_ID_AX_REG_1_SDM	0x1B0
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_USB2	0x1B4
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_USB3	0x1B8
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_SDMMC	0x1BC
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_NAND	0x1C0
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_ETR	0x1C4
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_TSN0	0x1C8
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_TSN1	0x1CC
+#define SOCFPGA_SYSMGR_IO_TBU_STREAM_ID_AX_REG_2_TSN2	0x1D0
+#define SOCFPGA_SYSMGR_USB3_MISC_CTRL_REG0		0x1F0
+#define SOCFPGA_SYSMGR_USB3_MISC_CTRL_REG1		0x1F4
+
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_0		0x200
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_1		0x204
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_2		0x208
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_3		0x20C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_4		0x210
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_5		0x214
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_6		0x218
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_7		0x21C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_8		0x220
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_COLD_9		0x224
+#define SOCFPGA_SYSMGR_MPFE_CONFIG			0x228
+#define SOCFPGA_SYSMGR_MPFE_status			0x22C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_0		0x230
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_1		0x234
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_2		0x238
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_3		0x23C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_4		0x240
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_5		0x244
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_6		0x248
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_7		0x24C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_8		0x250
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_WARM_9		0x254
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_0		0x258
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_1		0x25C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_2		0x260
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_3		0x264
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_4		0x268
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_5		0x26C
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_6		0x270
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_7		0x274
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_8		0x278
+#define SOCFPGA_SYSMGR_BOOT_SCRATCH_POR_9		0x27C
+
+#define DMA0_STREAM_CTRL_REG				0x10D1217C
+#define DMA1_STREAM_CTRL_REG				0x10D12180
+#define SDM_STREAM_CTRL_REG				0x10D12184
+#define USB2_STREAM_CTRL_REG				0x10D12188
+#define USB3_STREAM_CTRL_REG				0x10D1218C
+#define SDMMC_STREAM_CTRL_REG				0x10D12190
+#define NAND_STREAM_CTRL_REG				0x10D12194
+#define ETR_STREAM_CTRL_REG				0x10D12198
+#define TSN0_STREAM_CTRL_REG				0x10D1219C
+#define TSN1_STREAM_CTRL_REG				0x10D121A0
+#define TSN2_STREAM_CTRL_REG				0x10D121A4
+
+/* Stream ID configuration value for Agilex5 */
+#define TSN0						0x00010001
+#define TSN1						0x00020002
+#define TSN2						0x00030003
+#define NAND						0x00040004
+#define SDMMC						0x00050005
+#define USB0						0x00060006
+#define USB1						0x00070007
+#define DMA0						0x00080008
+#define DMA1						0x00090009
+#define SDM						0x000A000A
+#define CORE_SIGHT_DEBUG				0x000B000B
+
+
+
+
+/* Field Masking */
+#define SYSMGR_SDMMC_DRVSEL(x)				(((x) & 0x7) << 0)
+#define SYSMGR_SDMMC_SMPLSEL(x)				(((x) & 0x7) << 4)
+#define IDLE_DATA_LWSOC2FPGA				BIT(4)
+#define IDLE_DATA_SOC2FPGA				BIT(0)
+#define IDLE_DATA_MASK					(IDLE_DATA_LWSOC2FPGA | IDLE_DATA_SOC2FPGA)
+#define SYSMGR_ECC_OCRAM_MASK				BIT(1)
+#define SYSMGR_ECC_DDR0_MASK				BIT(16)
+#define SYSMGR_ECC_DDR1_MASK				BIT(17)
+#define WSTREAMIDEN_REG_CTRL				BIT(0)
+#define RSTREAMIDEN_REG_CTRL				BIT(1)
+#define WMMUSECSID_REG_VAL				BIT(4)
+#define RMMUSECSID_REG_VAL				BIT(5)
+
+/* Macros */
+#define SOCFPGA_SYSMGR(_reg)				(SOCFPGA_SYSMGR_REG_BASE \
+								+ (SOCFPGA_SYSMGR_##_reg))
+#define ENABLE_STREAMID					WSTREAMIDEN_REG_CTRL | \
+							RSTREAMIDEN_REG_CTRL
+#define ENABLE_STREAMID_SECURE_TX			WSTREAMIDEN_REG_CTRL | \
+							RSTREAMIDEN_REG_CTRL | \
+							WMMUSECSID_REG_VAL | RMMUSECSID_REG_VAL
+
+#endif /* N5X_SOCFPGA_SYSTEMMANAGER_H */
diff --git a/plat/intel/soc/n5x/include/socfpga_plat_def.h b/plat/intel/soc/n5x/include/socfpga_plat_def.h
index eec8411..197bbca 100644
--- a/plat/intel/soc/n5x/include/socfpga_plat_def.h
+++ b/plat/intel/soc/n5x/include/socfpga_plat_def.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2020-2022, ARM Limited and Contributors. All rights reserved.
- * Copyright (c) 2020-2022, Intel Corporation. All rights reserved.
+ * Copyright (c) 2020-2023, Intel Corporation. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,16 +8,24 @@
 #ifndef PLAT_SOCFPGA_DEF_H
 #define PLAT_SOCFPGA_DEF_H
 
+#include "n5x_system_manager.h"
 #include <platform_def.h>
 
 /* Platform Setting */
-#define PLATFORM_MODEL				PLAT_SOCFPGA_N5X
-#define BOOT_SOURCE				BOOT_SOURCE_SDMMC
+#define PLATFORM_MODEL						PLAT_SOCFPGA_N5X
+#define BOOT_SOURCE							BOOT_SOURCE_SDMMC
+#define PLAT_PRIMARY_CPU					0
+#define PLAT_CLUSTER_ID_MPIDR_AFF_SHIFT		MPIDR_AFF1_SHIFT
+#define PLAT_CPU_ID_MPIDR_AFF_SHIFT			MPIDR_AFF0_SHIFT
 
 /* FPGA config helpers */
 #define INTEL_SIP_SMC_FPGA_CONFIG_ADDR		0x400000
 #define INTEL_SIP_SMC_FPGA_CONFIG_SIZE		0x2000000
 
+/* QSPI Setting */
+#define CAD_QSPIDATA_OFST			0xff900000
+#define CAD_QSPI_OFFSET				0xff8d2000
+
 /* Register Mapping */
 #define SOCFPGA_CCU_NOC_REG_BASE		U(0xf7000000)
 #define SOCFPGA_F2SDRAMMGR_REG_BASE		U(0xf8024000)
@@ -32,6 +40,55 @@
 #define SOCFPGA_SOC2FPGA_SCR_REG_BASE			U(0xffd21200)
 #define SOCFPGA_LWSOC2FPGA_SCR_REG_BASE			U(0xffd21300)
 
+
+/*******************************************************************************
+ * Platform memory map related constants
+ ******************************************************************************/
+#define DRAM_BASE				(0x0)
+#define DRAM_SIZE				(0x80000000)
+
+#define OCRAM_BASE				(0xFFE00000)
+#define OCRAM_SIZE				(0x00040000)
+
+#define MEM64_BASE				(0x0100000000)
+#define MEM64_SIZE				(0x1F00000000)
+
+#define DEVICE1_BASE				(0x80000000)
+#define DEVICE1_SIZE				(0x60000000)
+
+#define DEVICE2_BASE				(0xF7000000)
+#define DEVICE2_SIZE				(0x08E00000)
+
+#define DEVICE3_BASE				(0xFFFC0000)
+#define DEVICE3_SIZE				(0x00008000)
+
+#define DEVICE4_BASE				(0x2000000000)
+#define DEVICE4_SIZE				(0x0100000000)
+
+#define BL2_BASE		(0xffe00000)
+#define BL2_LIMIT		(0xffe1b000)
+
+#define BL31_BASE		(0x1000)
+#define BL31_LIMIT		(0x81000)
+
+/*******************************************************************************
+ * UART related constants
+ ******************************************************************************/
+#define PLAT_UART0_BASE		(0xFFC02000)
+#define PLAT_UART1_BASE		(0xFFC02100)
+
+/*******************************************************************************
+ * GIC related constants
+ ******************************************************************************/
+#define PLAT_GIC_BASE			(0xFFFC0000)
+#define PLAT_GICC_BASE			(PLAT_GIC_BASE + 0x2000)
+#define PLAT_GICD_BASE			(PLAT_GIC_BASE + 0x1000)
+#define PLAT_GICR_BASE			0
+
+#define PLAT_SYS_COUNTER_FREQ_IN_TICKS	(400000000)
+#define PLAT_HZ_CONVERT_TO_MHZ	(1000000)
+
+/* Platform specific system counter */
 #define PLAT_SYS_COUNTER_FREQ_IN_MHZ	get_cpu_clk()
 
 #endif /* PLAT_SOCFPGA_DEF_H */