2 * This file is part of the coreboot project.
4 * Copyright (C) 2008 Corey Osgood <corey.osgood@gmail.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include <device/device.h>
23 #include <device/pnp.h>
24 #include <console/console.h>
29 static void pnp_enter_conf_state(device_t dev)
31 outb(0x87, dev->path.pnp.port);
32 outb(0x87, dev->path.pnp.port);
35 static void pnp_exit_conf_state(device_t dev)
37 outb(0xaa, dev->path.pnp.port);
40 static void f71872_init(device_t dev)
42 struct superio_fintek_f71872_config *conf = dev->chip_info;
43 struct resource *res0;
48 switch(dev->path.pnp.device) {
49 /* TODO: Might potentially need code for HWM or FDC etc. */
51 res0 = find_resource(dev, PNP_IDX_IO0);
52 init_uart8250(res0->base, &conf->com1);
55 res0 = find_resource(dev, PNP_IDX_IO0);
56 init_uart8250(res0->base, &conf->com2);
59 pc_keyboard_init(&conf->keyboard);
64 static void f71872_pnp_set_resources(device_t dev)
66 pnp_enter_conf_state(dev);
67 pnp_set_resources(dev);
68 pnp_exit_conf_state(dev);
71 static void f71872_pnp_enable_resources(device_t dev)
73 pnp_enter_conf_state(dev);
74 pnp_enable_resources(dev);
75 pnp_exit_conf_state(dev);
78 static void f71872_pnp_enable(device_t dev)
80 pnp_enter_conf_state(dev);
81 pnp_set_logical_device(dev);
82 (dev->enabled) ? pnp_set_enable(dev, 1) : pnp_set_enable(dev, 0);
83 pnp_exit_conf_state(dev);
86 static struct device_operations ops = {
87 .read_resources = pnp_read_resources,
88 .set_resources = f71872_pnp_set_resources,
89 .enable_resources = f71872_pnp_enable_resources,
90 .enable = f71872_pnp_enable,
94 static struct pnp_info pnp_dev_info[] = {
95 /* TODO: Some of the 0x07f8 etc. values may not be correct. */
96 { &ops, F71872_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
97 { &ops, F71872_SP1, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
98 { &ops, F71872_SP2, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
99 { &ops, F71872_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
100 { &ops, F71872_HWM, PNP_IO0 | PNP_IRQ0, {0x0ff8, 0}, },
101 { &ops, F71872_KBC, PNP_IO0 | PNP_IRQ0 | PNP_IRQ1, {0x07ff, 0}, },
102 { &ops, F71872_GPIO, PNP_IRQ0, },
103 { &ops, F71872_VID, PNP_IO0, {0x0ff8, 0}, },
104 { &ops, F71872_PM, },
107 static void enable_dev(device_t dev)
109 pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
112 struct chip_operations superio_fintek_f71872_ops = {
113 CHIP_NAME("Fintek F71872 Super I/O")
114 .enable_dev = enable_dev