2 * This file is part of the coreboot project.
4 * Copyright (C) 2000 AG Electronics Ltd.
5 * Copyright (C) 2003-2004 Linux Networx
6 * Copyright (C) 2004 Tyan
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * 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>
30 #include <pc80/keyboard.h>
35 static void w83977tf_enter_ext_func_mode(device_t dev)
37 outb(0x87, dev->path.pnp.port);
38 outb(0x87, dev->path.pnp.port);
41 static void w83977tf_exit_ext_func_mode(device_t dev)
43 outb(0xaa, dev->path.pnp.port);
46 static void w83977tf_init(device_t dev)
48 struct superio_winbond_w83977tf_config *conf = dev->chip_info;
49 struct resource *res0;
54 switch(dev->path.pnp.device) {
56 res0 = find_resource(dev, PNP_IDX_IO0);
57 init_uart8250(res0->base, &conf->com1);
60 res0 = find_resource(dev, PNP_IDX_IO0);
61 init_uart8250(res0->base, &conf->com2);
64 pc_keyboard_init(&conf->keyboard);
69 static void w83977tf_set_resources(device_t dev)
71 w83977tf_enter_ext_func_mode(dev);
72 pnp_set_resources(dev);
73 w83977tf_exit_ext_func_mode(dev);
76 static void w83977tf_enable_resources(device_t dev)
78 w83977tf_enter_ext_func_mode(dev);
79 pnp_enable_resources(dev);
80 w83977tf_exit_ext_func_mode(dev);
83 static void w83977tf_enable(device_t dev)
85 w83977tf_enter_ext_func_mode(dev);
87 w83977tf_exit_ext_func_mode(dev);
90 static struct device_operations ops = {
91 .read_resources = pnp_read_resources,
92 .set_resources = w83977tf_set_resources,
93 .enable_resources = w83977tf_enable_resources,
94 .enable = w83977tf_enable,
95 .init = w83977tf_init,
98 static struct pnp_info pnp_dev_info[] = {
99 { &ops, W83977TF_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
100 { &ops, W83977TF_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, },
101 { &ops, W83977TF_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
102 { &ops, W83977TF_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
103 { &ops, W83977TF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, },
104 { &ops, W83977TF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, },
105 { &ops, W83977TF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} },
106 { &ops, W83977TF_ACPI, PNP_IRQ0, },
109 static void enable_dev(device_t dev)
111 pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
114 struct chip_operations superio_winbond_w83977tf_ops = {
115 CHIP_NAME("Winbond W83977TF Super I/O")
116 .enable_dev = enable_dev,