src/mainboard/google/jecht/chromeos.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <bootmode.h>
   4 #include <boot/coreboot_tables.h>
   5 #include <device/pci_ops.h>
   6 #include <device/device.h>
   7 #include <types.h>
   8 #include <vendorcode/google/chromeos/chromeos.h>
   9 #include <soc/chromeos.h>
  10 #include <southbridge/intel/lynxpoint/lp_gpio.h>
  11 #include "onboard.h"
  12
  13 void fill_lb_gpios(struct lb_gpios *gpios)
  14 {
  15         struct lb_gpio chromeos_gpios[] = {
  16                 {GPIO_REC_MODE, ACTIVE_LOW,
  17                         !get_recovery_mode_switch(), "presence"},
  18                 {-1, ACTIVE_HIGH, 1, "lid"},
  19                 {-1, ACTIVE_HIGH, 0, "power"},
  20                 {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"},
  21         };
  22         lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios));
  23 }
  24
  25 int get_write_protect_state(void)
  26 {
  27         return get_gpio(GPIO_SPI_WP);
  28 }
  29
  30 int get_recovery_mode_switch(void)
  31 {
  32         return !get_gpio(GPIO_REC_MODE);
  33 }
  34
  35 static const struct cros_gpio cros_gpios[] = {
  36         CROS_GPIO_REC_AL(GPIO_REC_MODE, CROS_GPIO_DEVICE_NAME),
  37         CROS_GPIO_WP_AH(GPIO_SPI_WP, CROS_GPIO_DEVICE_NAME),
  38 };
  39 DECLARE_CROS_GPIOS(cros_gpios);
  40
  41 int get_ec_is_trusted(void)
  42 {
  43         /* Do not have a Chrome EC involved in entering recovery mode;
  44            Always return trusted. */
  45         return 1;
  46 }