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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <baseboard/variants.h>
#include <soc/romstage.h>
static const struct mb_cfg variant_memcfg = {
.type = MEM_TYPE_LP5X,
.rcomp = {
/* Baseboard uses only 100ohm Rcomp resistors */
.resistor = 100,
},
/* DQ byte map */
.lpx_dq_map = {
.ddr0 = {
.dq0 = { 11, 10, 9, 8, 15, 14, 13, 12 },
.dq1 = { 7, 5, 4, 6, 1, 2, 0, 3 },
},
.ddr1 = {
.dq0 = { 1, 4, 0, 2, 5, 3, 6, 7 },
.dq1 = { 14, 13, 12, 15, 11, 10, 9, 8 },
},
.ddr2 = {
.dq0 = { 11, 10, 9, 8, 13, 15, 12, 14 },
.dq1 = { 4, 6, 7, 5, 0, 1, 2, 3 },
},
.ddr3 = {
.dq0 = { 4, 5, 1, 0, 7, 2, 6, 3 },
.dq1 = { 15, 11, 10, 14, 9, 8, 13, 12 },
},
.ddr4 = {
.dq0 = { 10, 9, 8, 11, 13, 15, 14, 12 },
.dq1 = { 5, 4, 3, 6, 2, 1, 0, 7 },
},
.ddr5 = {
.dq0 = { 0, 5, 1, 4, 6, 3, 7, 2 },
.dq1 = { 10, 11, 13, 15, 14, 9, 12, 8 },
},
.ddr6 = {
.dq0 = { 9, 10, 11, 8, 14, 12, 13, 15 },
.dq1 = { 5, 7, 6, 4, 1, 2, 3, 0 },
},
.ddr7 = {
.dq0 = { 3, 1, 2, 0, 7, 6, 5, 4 },
.dq1 = { 10, 9, 15, 13, 11, 12, 14, 8 },
},
},
/* DQS CPU<>DRAM map */
.lpx_dqs_map = {
.ddr0 = { .dqs0 = 1, .dqs1 = 0 },
.ddr1 = { .dqs0 = 0, .dqs1 = 1 },
.ddr2 = { .dqs0 = 1, .dqs1 = 0 },
.ddr3 = { .dqs0 = 0, .dqs1 = 1 },
.ddr4 = { .dqs0 = 1, .dqs1 = 0 },
.ddr5 = { .dqs0 = 0, .dqs1 = 1 },
.ddr6 = { .dqs0 = 1, .dqs1 = 0 },
.ddr7 = { .dqs0 = 0, .dqs1 = 1 },
},
.lp5x_config = {
.ccc_config = 0xff,
},
.ect = 1, /* Early Command Training */
.UserBd = BOARD_TYPE_MOBILE,
};
const struct mb_cfg *variant_memory_params(void)
{
return &variant_memcfg;
}
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