diff options
Diffstat (limited to 'src/mainboard/lenovo/t410/dock.c')
| -rw-r--r-- | src/mainboard/lenovo/t410/dock.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t410/dock.c b/src/mainboard/lenovo/t410/dock.c new file mode 100644 index 0000000000..6b6b206498 --- /dev/null +++ b/src/mainboard/lenovo/t410/dock.c @@ -0,0 +1,57 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org> + * Copyright (C) 2013 Vladimir Serbinenko <phcoder@gmail.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <console/console.h> +#include <device/pci_ops.h> +#include <device/device.h> +#include "dock.h" +#include <southbridge/intel/ibexpeak/pch.h> +#include <southbridge/intel/common/gpio.h> +#include <ec/lenovo/h8/h8.h> +#include <ec/acpi/ec.h> + +void h8_mainboard_init_dock(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) +{ + /* UNTESTED */ + ec_set_bit(0x02, 0); + ec_set_bit(0x1a, 0); + ec_set_bit(0xfe, 4); +} + +void dock_disconnect(void) +{ + /* UNTESTED */ + ec_clr_bit(0x02, 0); + ec_clr_bit(0x1a, 0); + ec_clr_bit(0xfe, 4); +} + +int dock_present(void) +{ + const int gpio_num_array[] = {3, 4, 5, -1}; + + return get_gpios(gpio_num_array) != 7; +} |