/* SPDX-License-Identifier: GPL-2.0-only */ #include <bootmode.h> #include <boot/coreboot_tables.h> #include <device/pci_ops.h> #include <device/device.h> #include <southbridge/intel/bd82x6x/pch.h> #include <southbridge/intel/common/gpio.h> #include <types.h> #include <vendorcode/google/chromeos/chromeos.h> #include "onboard.h" void fill_lb_gpios(struct lb_gpios *gpios) { const pci_devfn_t dev = PCI_DEV(0, 0x1f, 0); u16 gen_pmcon_1 = pci_s_read_config32(dev, GEN_PMCON_1); struct lb_gpio chromeos_gpios[] = { /* Lid switch GPIO active high (open). */ {GPIO_LID, ACTIVE_HIGH, get_lid_switch(), "lid"}, /* Power Button */ {101, ACTIVE_LOW, (gen_pmcon_1 >> 9) & 1, "power"}, /* Did we load the VGA Option ROM? */ /* -1 indicates that this is a pseudo GPIO */ {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, }; lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); } int get_lid_switch(void) { return get_gpio(GPIO_LID); } int get_write_protect_state(void) { return !get_gpio(GPIO_SPI_WP); } int get_recovery_mode_switch(void) { return !get_gpio(GPIO_REC_MODE); } static const struct cros_gpio cros_gpios[] = { CROS_GPIO_REC_AH(CROS_GPIO_VIRTUAL, CROS_GPIO_DEVICE_NAME), CROS_GPIO_WP_AL(GPIO_SPI_WP, CROS_GPIO_DEVICE_NAME), }; DECLARE_CROS_GPIOS(cros_gpios); int get_ec_is_trusted(void) { /* Do not have a Chrome EC involved in entering recovery mode; Always return trusted. */ return 1; }