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/*
* This file is part of the coreboot project.
*
* Copyright 2018 Google LLC
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <ec/google/wilco/romstage.h>
#include <soc/cnl_memcfg_init.h>
#include <soc/romstage.h>
static const struct cnl_mb_cfg memcfg = {
/*
* The dqs_map arrays map the ddr4 pins to the SoC pins
* for both channels.
*
* the index = pin number on ddr4 part
* the value = pin number on SoC
*/
.dqs_map[DDR_CH0] = { 0, 1, 4, 5, 2, 3, 6, 7 },
.dqs_map[DDR_CH1] = { 0, 1, 4, 5, 2, 3, 6, 7 },
/* Baseboard uses 121, 81 and 100 rcomp resistors */
.rcomp_resistor = { 121, 81, 100 },
/*
* Baseboard Rcomp target values.
*/
.rcomp_targets = { 100, 40, 20, 20, 26 },
/* Disable Early Command Training */
.ect = 0,
/* Base on board design */
.vref_ca_config = 2,
};
void mainboard_memory_init_params(FSPM_UPD *memupd)
{
const struct spd_info spd = {
.spd_smbus_address[0] = 0xa0,
.spd_smbus_address[2] = 0xa4
};
wilco_ec_romstage_init();
cannonlake_memcfg_init(&memupd->FspmConfig, &memcfg, &spd);
}
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