/* SPDX-License-Identifier: GPL-2.0-only */ #include <bootmode.h> #include <boot/coreboot_tables.h> #include <device/device.h> #include <southbridge/intel/lynxpoint/pch.h> #include <southbridge/intel/common/gpio.h> #include <vendorcode/google/chromeos/chromeos.h> void fill_lb_gpios(struct lb_gpios *gpios) { struct lb_gpio chromeos_gpios[] = { /* Recovery: GPIO69 - SV_DETECT - J8E3 (silkscreen: J8E2) */ {69, ACTIVE_HIGH, get_recovery_mode_switch(), "presence"}, /* Hard code the lid switch GPIO to open. */ {-1, ACTIVE_HIGH, 1, "lid"}, /* Power Button */ {-1, ACTIVE_HIGH, 0, "power"}, /* Did we load the VGA option ROM? */ {-1, ACTIVE_HIGH, gfx_get_init_done(), "oprom"}, }; lb_add_gpios(gpios, chromeos_gpios, ARRAY_SIZE(chromeos_gpios)); } int get_recovery_mode_switch(void) { /* * Recovery: GPIO69, Connected to J8E3, however the silkscreen says * J8E2. The jump is active high. */ return get_gpio(69); } int get_write_protect_state(void) { /* Write protect is active low, so invert it here */ return !get_gpio(22); } static const struct cros_gpio cros_gpios[] = { CROS_GPIO_REC_AH(69, CROS_GPIO_DEVICE_NAME), CROS_GPIO_WP_AL(22, CROS_GPIO_DEVICE_NAME), }; void mainboard_chromeos_acpi_generate(void) { chromeos_acpi_gpio_generate(cros_gpios, ARRAY_SIZE(cros_gpios)); }