smihandler.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <cpu/x86/smm.h>
#include <ec/google/chromeec/smm.h>
#include <gpio.h>
#include <intelblocks/smihandler.h>
#include "ec.h"
#include "gpio.h"
 
void mainboard_smi_espi_handler(void)
{
        chromeec_smi_process_events();
}
 
static void mainboard_gpio_smi_sleep(u8 slp_typ)
{
        /* Power down the rails on any sleep type */
        gpio_set(EN_PP3300_DX_CAM, 0);
 
        /* Assert TOUSHCREEN_STOP_L */
        gpio_set(GPP_E11, 0);
 
        /* Turn off touchscreen power */
        gpio_set(GPP_C22, 0);
}
 
void mainboard_smi_sleep(u8 slp_typ)
{
        chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS,
                           MAINBOARD_EC_S5_WAKE_EVENTS);
        chromeec_smi_device_event_sleep(slp_typ,
                                        MAINBOARD_EC_S3_DEVICE_EVENTS, 0);
        mainboard_gpio_smi_sleep(slp_typ);
}
 
int mainboard_smi_apmc(u8 apmc)
{
        chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS,
                          MAINBOARD_EC_SMI_EVENTS);
        return 0;
}