2 * This file is part of the coreboot project.
4 * Copyright (C) 2010 Marc Jones <marcj303@gmail.com>
5 * Copyright (C) 2008 Corey Osgood <corey.osgood@gmail.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include <device/device.h>
25 #include <device/pnp.h>
26 #include <console/console.h>
32 static void pnp_enter_conf_state(device_t dev)
34 outb(0x87, dev->path.pnp.port);
37 static void pnp_exit_conf_state(device_t dev)
39 outb(0xaa, dev->path.pnp.port);
42 static void f71859_init(device_t dev)
44 struct superio_fintek_f71859_config *conf = dev->chip_info;
45 struct resource *res0;
50 switch(dev->path.pnp.device) {
51 /* TODO: Might potentially need code for HWM or FDC etc. */
53 res0 = find_resource(dev, PNP_IDX_IO0);
54 init_uart8250(res0->base, &conf->com1);
59 static void f71859_pnp_set_resources(device_t dev)
61 pnp_enter_conf_state(dev);
62 pnp_set_resources(dev);
63 pnp_exit_conf_state(dev);
66 static void f71859_pnp_enable_resources(device_t dev)
68 pnp_enter_conf_state(dev);
69 pnp_enable_resources(dev);
70 pnp_exit_conf_state(dev);
73 static void f71859_pnp_enable(device_t dev)
75 pnp_enter_conf_state(dev);
76 pnp_set_logical_device(dev);
77 (dev->enabled) ? pnp_set_enable(dev, 1) : pnp_set_enable(dev, 0);
78 pnp_exit_conf_state(dev);
81 static struct device_operations ops = {
82 .read_resources = pnp_read_resources,
83 .set_resources = f71859_pnp_set_resources,
84 .enable_resources = f71859_pnp_enable_resources,
85 .enable = f71859_pnp_enable,
89 static struct pnp_info pnp_dev_info[] = {
90 /* TODO: Some of the 0x7f8 etc. values may not be correct. */
91 { &ops, F71859_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
95 static void enable_dev(device_t dev)
97 pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
100 struct chip_operations superio_fintek_f71859_ops = {
101 CHIP_NAME("Fintek F71859 Super I/O")
102 .enable_dev = enable_dev