/* SPDX-License-Identifier: GPL-2.0-only */ #include <console/console.h> #include <device/device.h> #include "dock.h" #include <southbridge/intel/common/gpio.h> #include <ec/lenovo/h8/h8.h> #include <ec/acpi/ec.h> void h8_mb_init(void) { if (dock_present()) { printk(BIOS_DEBUG, "dock is connected\n"); dock_connect(); } else { printk(BIOS_DEBUG, "dock is not connected\n"); } } void dock_connect(void) { ec_set_bit(0x02, 0); ec_set_bit(0x1a, 0); ec_set_bit(0xfe, 4); set_gpio(28, GPIO_LEVEL_HIGH); } void dock_disconnect(void) { ec_clr_bit(0x02, 0); ec_clr_bit(0x1a, 0); ec_clr_bit(0xfe, 4); set_gpio(28, GPIO_LEVEL_LOW); } int dock_present(void) { const int dock_id_gpio[] = { 3, 4, 5, -1}; return get_gpios(dock_id_gpio) != 7; }