| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| |
| #include <baseboard/variants.h> |
| #include <memory_info.h> |
| #include <string.h> |
| |
| static const struct mb_cfg kano_memcfg = { |
| .type = MEM_TYPE_LP4X, |
| |
| .rcomp = { |
| /* Baseboard uses only 100ohm Rcomp resistors */ |
| .resistor = 100, |
| |
| /* Baseboard Rcomp target values */ |
| .targets = {40, 30, 30, 30, 30}, |
| }, |
| |
| /* DQ byte map */ |
| .lpx_dq_map = { |
| .ddr0 = { |
| .dq0 = { 3, 0, 2, 1, 4, 6, 5, 7, }, |
| .dq1 = { 12, 13, 14, 15, 8, 9, 10, 11, }, |
| }, |
| .ddr1 = { |
| .dq0 = { 13, 14, 11, 12, 10, 8, 15, 9, }, |
| .dq1 = { 5, 2, 4, 3, 1, 6, 0, 7, }, |
| }, |
| .ddr2 = { |
| .dq0 = { 2, 3, 1, 0, 7, 6, 5, 4, }, |
| .dq1 = { 12, 13, 14, 15, 8, 9, 10, 11, }, |
| }, |
| .ddr3 = { |
| .dq0 = { 13, 14, 12, 15, 11, 9, 8, 10, }, |
| .dq1 = { 5, 2, 1, 4, 7, 0, 3, 6, }, |
| }, |
| .ddr4 = { |
| .dq0 = { 11, 10, 8, 9, 14, 15, 13, 12, }, |
| .dq1 = { 3, 0, 2, 1, 5, 4, 6, 7, }, |
| }, |
| .ddr5 = { |
| .dq0 = { 11, 15, 13, 12, 10, 9, 14, 8, }, |
| .dq1 = { 3, 0, 2, 1, 6, 7, 5, 4, }, |
| }, |
| .ddr6 = { |
| .dq0 = { 11, 13, 10, 12, 15, 9, 14, 8, }, |
| .dq1 = { 4, 3, 5, 2, 7, 0, 1, 6, }, |
| }, |
| .ddr7 = { |
| .dq0 = { 12, 13, 15, 14, 11, 9, 10, 8, }, |
| .dq1 = { 4, 5, 1, 2, 6, 3, 0, 7, }, |
| }, |
| }, |
| |
| /* DQS CPU<>DRAM map */ |
| .lpx_dqs_map = { |
| .ddr0 = { .dqs0 = 0, .dqs1 = 1 }, |
| .ddr1 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr2 = { .dqs0 = 0, .dqs1 = 1 }, |
| .ddr3 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr4 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr5 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr6 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr7 = { .dqs0 = 1, .dqs1 = 0 }, |
| }, |
| |
| .ect = 1, /* Enable Early Command Training */ |
| }; |
| |
| static const struct mb_cfg hynix_memcfg = { |
| .type = MEM_TYPE_LP4X, |
| |
| .rcomp = { |
| /* Baseboard uses only 100ohm Rcomp resistors */ |
| .resistor = 100, |
| |
| /* Baseboard Rcomp target values */ |
| .targets = {40, 30, 30, 30, 30}, |
| }, |
| |
| /* DQ byte map */ |
| .lpx_dq_map = { |
| .ddr0 = { |
| .dq0 = { 3, 0, 2, 1, 4, 6, 5, 7, }, |
| .dq1 = { 12, 13, 14, 15, 8, 9, 10, 11, }, |
| }, |
| .ddr1 = { |
| .dq0 = { 13, 14, 11, 12, 10, 8, 15, 9, }, |
| .dq1 = { 5, 2, 4, 3, 1, 6, 0, 7, }, |
| }, |
| .ddr2 = { |
| .dq0 = { 2, 3, 1, 0, 7, 6, 5, 4, }, |
| .dq1 = { 12, 13, 14, 15, 8, 9, 10, 11, }, |
| }, |
| .ddr3 = { |
| .dq0 = { 13, 14, 12, 15, 11, 9, 8, 10, }, |
| .dq1 = { 5, 2, 1, 4, 7, 0, 3, 6, }, |
| }, |
| .ddr4 = { |
| .dq0 = { 11, 10, 8, 9, 14, 15, 13, 12, }, |
| .dq1 = { 3, 0, 2, 1, 5, 4, 6, 7, }, |
| }, |
| .ddr5 = { |
| .dq0 = { 11, 15, 13, 12, 10, 9, 14, 8, }, |
| .dq1 = { 3, 0, 2, 1, 6, 7, 5, 4, }, |
| }, |
| .ddr6 = { |
| .dq0 = { 11, 13, 10, 12, 15, 9, 14, 8, }, |
| .dq1 = { 4, 3, 5, 2, 7, 0, 1, 6, }, |
| }, |
| .ddr7 = { |
| .dq0 = { 12, 13, 15, 14, 11, 9, 10, 8, }, |
| .dq1 = { 4, 5, 1, 2, 6, 3, 0, 7, }, |
| }, |
| }, |
| |
| /* DQS CPU<>DRAM map */ |
| .lpx_dqs_map = { |
| .ddr0 = { .dqs0 = 0, .dqs1 = 1 }, |
| .ddr1 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr2 = { .dqs0 = 0, .dqs1 = 1 }, |
| .ddr3 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr4 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr5 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr6 = { .dqs0 = 1, .dqs1 = 0 }, |
| .ddr7 = { .dqs0 = 1, .dqs1 = 0 }, |
| }, |
| |
| .ect = 1, /* Enable Early Command Training */ |
| |
| .cs_pi_start_high_in_ect = 1, |
| }; |
| |
| const struct mb_cfg *variant_memory_params(void) |
| { |
| const char *part_num = mainboard_get_dram_part_num(); |
| const char *hynix_mem1 = "H54G46CYRBX267"; |
| const char *hynix_mem2 = "H54G56CYRBX247"; |
| |
| if (!strcmp(part_num, hynix_mem1) || !strcmp(part_num, hynix_mem2)) { |
| printk(BIOS_INFO, "Enable cs_pi_start_high_in_ect for Hynix memory\n"); |
| return &hynix_memcfg; |
| } else { |
| return &kano_memcfg; |
| } |
| } |