romstage.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <baseboard/variant.h>
#include <ec/google/chromeec/ec.h>
#include <gpio.h>
#include <soc/romstage.h>
#include <variant/ec.h>
#include <variant/gpio.h>
 
#include "spd/spd_util.h"
#include "spd/spd.h"
 
void mainboard_memory_init_params(FSPM_UPD *mupd)
{
        FSP_M_CONFIG *mem_cfg = &mupd->FspmConfig;
 
#ifdef EC_ENABLE_KEYBOARD_BACKLIGHT
        /* Turn on keyboard backlight to indicate we are booting */
        const FSPM_ARCH_UPD *arch_upd = &mupd->FspmArchUpd;
        if (arch_upd->BootMode != FSP_BOOT_ON_S3_RESUME)
                google_chromeec_kbbacklight(25);
#endif
 
        /* Get SPD index */
        const gpio_t spd_gpios[] = {
                GPIO_MEM_CONFIG_0,
                GPIO_MEM_CONFIG_1,
                GPIO_MEM_CONFIG_2,
                GPIO_MEM_CONFIG_3,
        };
        const int spd_idx = gpio_base2_value(spd_gpios, ARRAY_SIZE(spd_gpios));
 
        mem_cfg->MemorySpdDataLen = SPD_LEN;
        mem_cfg->DqPinsInterleaved = FALSE;
 
        spd_memory_init_params(mupd, spd_idx);
        variant_memory_init_params(mupd, spd_idx);
}