src/mainboard/google/eve/smihandler.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <cpu/x86/smm.h>
   4 #include <ec/google/chromeec/smm.h>
   5 #include <gpio.h>
   6 #include <intelblocks/smihandler.h>
   7 #include "ec.h"
   8 #include "gpio.h"
   9
  10 void mainboard_smi_espi_handler(void)
  11 {
  12         chromeec_smi_process_events();
  13 }
  14
  15 static void mainboard_gpio_smi_sleep(u8 slp_typ)
  16 {
  17         /* Power down the rails on any sleep type */
  18         gpio_set(EN_PP3300_DX_CAM, 0);
  19
  20         /* Assert TOUSHCREEN_STOP_L */
  21         gpio_set(GPP_E11, 0);
  22
  23         /* Turn off touchscreen power */
  24         gpio_set(GPP_C22, 0);
  25 }
  26
  27 void mainboard_smi_sleep(u8 slp_typ)
  28 {
  29         chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS,
  30                            MAINBOARD_EC_S5_WAKE_EVENTS);
  31         chromeec_smi_device_event_sleep(slp_typ,
  32                                         MAINBOARD_EC_S3_DEVICE_EVENTS, 0);
  33         mainboard_gpio_smi_sleep(slp_typ);
  34 }
  35
  36 int mainboard_smi_apmc(u8 apmc)
  37 {
  38         chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS,
  39                           MAINBOARD_EC_SMI_EVENTS);
  40         return 0;
  41 }