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diff --git a/roms/u-boot/board/Marvell/octeon_nic23/board_ddr.h b/roms/u-boot/board/Marvell/octeon_nic23/board_ddr.h
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index 000000000..eac877faf
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+++ b/roms/u-boot/board/Marvell/octeon_nic23/board_ddr.h
@@ -0,0 +1,269 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 Marvell International Ltd.
+ *
+ * https://spdx.org/licenses
+ */
+
+#ifndef __BOARD_DDR_H__
+#define __BOARD_DDR_H__
+
+#define OCTEON_NIC23_DRAM_SOCKET_CONFIGURATION0 \
+ { {0x0, 0x0}, {octeon_nic23_cfg0_spd_values, NULL} }
+
+#define NIC23_MTA8ATF51264AZ2G3_SPD_VALUES \
+ 0x23, 0x10, 0x0c, 0x02, 0x84, 0x19, 0x00, 0x08, \
+ 0x00, 0x00, 0x00, 0x03, 0x01, 0x0b, 0x80, 0x00, \
+ 0x00, 0x00, 0x08, 0x0c, 0xf4, 0x1b, 0x00, 0x00, \
+ 0x6c, 0x6c, 0x6c, 0x11, 0x08, 0x74, 0x20, 0x08, \
+ 0x00, 0x05, 0x70, 0x03, 0x00, 0xa8, 0x1e, 0x2b, \
+ 0x2b, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x0c, 0x2c, 0x15, 0x35, \
+ 0x15, 0x35, 0x0b, 0x2c, 0x15, 0x35, 0x0b, 0x35, \
+ 0x0b, 0x2c, 0x0b, 0x35, 0x15, 0x36, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xec, 0xb5, 0xce, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0xc2, 0x30, 0x0e, \
+ 0x11, 0x11, 0x04, 0x01, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x2e, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x80, 0x2c, 0x0f, 0x14, 0x50, 0x0e, 0x08, 0x18, \
+ 0xc8, 0x31, 0x38, 0x41, 0x53, 0x46, 0x31, 0x47, \
+ 0x37, 0x32, 0x41, 0x5a, 0x2d, 0x32, 0x47, 0x31, \
+ 0x41, 0x31, 0x20, 0x20, 0x20, 0x31, 0x80, 0x2c, \
+ 0x41, 0x44, 0x50, 0x41, 0x45, 0x4e, 0x43, 0x39, \
+ 0x30, 0x30, 0x32, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+
+#define OCTEON_NIC23_CFG0_SPD_VALUES NIC23_MTA8ATF51264AZ2G3_SPD_VALUES
+
+#define OCTEON_NIC23_BOARD_EEPROM_TWSI_ADDR 0x56
+
+#define OCTEON_NIC23_MODEREG_PARAMS1_1RANK_1SLOT \
+{ \
+ .cn78xx = { \
+ .pasr_00 = 0, \
+ .asr_00 = 0, \
+ .srt_00 = 0, \
+ .rtt_wr_00 = ddr4_rttwr_80ohm & 3, \
+ .rtt_wr_00_ext = (ddr4_rttwr_80ohm >> 2) & 1, \
+ .dic_00 = ddr4_dic_34ohm, \
+ .rtt_nom_00 = 0, \
+ .pasr_01 = 0, \
+ .asr_01 = 0, \
+ .srt_01 = 0, \
+ .rtt_wr_01 = 0, \
+ .dic_01 = ddr4_dic_34ohm, \
+ .rtt_nom_01 = 0, \
+ .pasr_10 = 0, \
+ .asr_10 = 0, \
+ .srt_10 = 0, \
+ .rtt_wr_10 = 0, \
+ .dic_10 = ddr4_dic_34ohm, \
+ .rtt_nom_10 = 0, \
+ .pasr_11 = 0, \
+ .asr_11 = 0, \
+ .srt_11 = 0, \
+ .rtt_wr_11 = 0, \
+ .dic_11 = ddr4_dic_34ohm, \
+ .rtt_nom_11 = 0, \
+ } \
+ }
+
+#define OCTEON_NIC23_MODEREG_PARAMS1_1RANK_2SLOT \
+{ \
+ .cn78xx = { \
+ .pasr_00 = 0, \
+ .asr_00 = 0, \
+ .srt_00 = 0, \
+ .rtt_wr_00 = ddr4_rttwr_80ohm & 3, \
+ .rtt_wr_00_ext = (ddr4_rttwr_80ohm >> 2) & 1, \
+ .dic_00 = ddr4_dic_34ohm, \
+ .rtt_nom_00 = 0, \
+ .pasr_01 = 0, \
+ .asr_01 = 0, \
+ .srt_01 = 0, \
+ .rtt_wr_01 = 0, \
+ .dic_01 = ddr4_dic_34ohm, \
+ .rtt_nom_01 = 0, \
+ .pasr_10 = 0, \
+ .asr_10 = 0, \
+ .srt_10 = 0, \
+ .rtt_wr_10 = ddr4_rttwr_80ohm & 3, \
+ .rtt_wr_10_ext = (ddr4_rttwr_80ohm >> 2) & 1, \
+ .dic_10 = ddr4_dic_34ohm, \
+ .rtt_nom_10 = 0, \
+ .pasr_11 = 0, \
+ .asr_11 = 0, \
+ .srt_11 = 0, \
+ .rtt_wr_11 = 0, \
+ .dic_11 = ddr4_dic_34ohm, \
+ .rtt_nom_11 = 0 \
+ } \
+}
+
+#define OCTEON_NIC23_MODEREG_PARAMS2_1RANK_1SLOT \
+{ \
+ .cn78xx = { \
+ .rtt_park_00 = ddr4_rttpark_60ohm, \
+ .vref_value_00 = 0x22, \
+ .vref_range_00 = 0, \
+ .rtt_park_01 = 0, \
+ .vref_value_01 = 0, \
+ .vref_range_01 = 0, \
+ .rtt_park_10 = 0, \
+ .vref_value_10 = 0, \
+ .vref_range_10 = 0, \
+ .rtt_park_11 = 0, \
+ .vref_value_11 = 0, \
+ .vref_range_11 = 0 \
+ } \
+}
+
+#define OCTEON_NIC23_MODEREG_PARAMS2_1RANK_2SLOT \
+{ \
+ .cn78xx = { \
+ .rtt_park_00 = ddr4_rttpark_48ohm, \
+ .vref_value_00 = 0x1f, \
+ .vref_range_00 = 0, \
+ .rtt_park_01 = 0, \
+ .vref_value_01 = 0, \
+ .vref_range_01 = 0, \
+ .rtt_park_10 = ddr4_rttpark_48ohm, \
+ .vref_value_10 = 0x1f, \
+ .vref_range_10 = 0, \
+ .rtt_park_11 = 0, \
+ .vref_value_11 = 0, \
+ .vref_range_11 = 0 \
+ } \
+}
+
+#define OCTEON_NIC23_CN73XX_DRAM_ODT_1RANK_CONFIGURATION \
+ /* 1 */ \
+ { \
+ ddr4_dqx_driver_34_ohm, \
+ 0x00000000ULL, \
+ OCTEON_NIC23_MODEREG_PARAMS1_1RANK_1SLOT, \
+ OCTEON_NIC23_MODEREG_PARAMS2_1RANK_1SLOT, \
+ ddr4_rodt_ctl_48_ohm, \
+ 0x00000000ULL, \
+ 0 \
+ }, \
+ /* 2 */ \
+ { \
+ ddr4_dqx_driver_34_ohm, \
+ 0x00000000ULL, \
+ OCTEON_NIC23_MODEREG_PARAMS1_1RANK_2SLOT, \
+ OCTEON_NIC23_MODEREG_PARAMS2_1RANK_2SLOT, \
+ ddr4_rodt_ctl_80_ohm, \
+ 0x00000000ULL, \
+ 0 \
+ }
+
+/*
+ * Construct a static initializer for the ddr_configuration_t variable that
+ * holds (almost) all of the information required for DDR initialization.
+ */
+
+/*
+ * The parameters below make up the custom_lmc_config data structure.
+ * This structure is used to customize the way that the LMC DRAM
+ * Controller is configured for a particular board design.
+ *
+ * Refer to the file lib_octeon_board_table_entry.h for a description
+ * of the custom board settings. It is usually kept in the following
+ * location... arch/mips/include/asm/arch-octeon/
+ *
+ */
+
+#define OCTEON_NIC23_DDR_CONFIGURATION \
+/* Interface 0 */ \
+{ \
+ .custom_lmc_config = { \
+ .min_rtt_nom_idx = 2, \
+ .max_rtt_nom_idx = 5, \
+ .min_rodt_ctl = 2, \
+ .max_rodt_ctl = 4, \
+ .ck_ctl = ddr4_driver_34_ohm, \
+ .cmd_ctl = ddr4_driver_34_ohm, \
+ .ctl_ctl = ddr4_driver_34_ohm, \
+ .min_cas_latency = 7, \
+ .offset_en = 1, \
+ .offset_udimm = 2, \
+ .offset_rdimm = 2, \
+ .ddr_rtt_nom_auto = 0, \
+ .ddr_rodt_ctl_auto = 0, \
+ .rlevel_compute = 0, \
+ .ddr2t_udimm = 1, \
+ .ddr2t_rdimm = 1, \
+ .maximum_adjacent_rlevel_delay_increment = 2, \
+ .fprch2 = 2, \
+ .dll_write_offset = NULL, \
+ .dll_read_offset = NULL, \
+ .disable_sequential_delay_check = 1, \
+ .parity = 0 \
+ }, \
+ .dimm_config_table = { \
+ OCTEON_NIC23_DRAM_SOCKET_CONFIGURATION0, \
+ DIMM_CONFIG_TERMINATOR \
+ }, \
+ .unbuffered = { \
+ .ddr_board_delay = 0, \
+ .lmc_delay_clk = 0, \
+ .lmc_delay_cmd = 0, \
+ .lmc_delay_dq = 0 \
+ }, \
+ .registered = { \
+ .ddr_board_delay = 0, \
+ .lmc_delay_clk = 0, \
+ .lmc_delay_cmd = 0, \
+ .lmc_delay_dq = 0 \
+ }, \
+ .odt_1rank_config = { \
+ OCTEON_NIC23_CN73XX_DRAM_ODT_1RANK_CONFIGURATION \
+ }, \
+},
+
+#endif /* __BOARD_DDR_H__ */