Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 1 | /* |
| 2 | * This file is part of the coreboot project. |
| 3 | * |
| 4 | * Copyright (C) 2000 AG Electronics Ltd. |
| 5 | * Copyright (C) 2003-2004 Linux Networx |
| 6 | * Copyright (C) 2004 Tyan By LYH change from PC87360 |
| 7 | * |
| 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. |
| 12 | * |
| 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. |
| 17 | * |
| 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 |
| 21 | */ |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 22 | |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 23 | /* 2006-4-24 |
| 24 | * Adapted for the w83977 by rsmith <smithbone@gmail.com> |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 25 | * This is mostly just a search and replace on the part type |
| 26 | * TODO: Actually see if all the sub functionis exist and are |
| 27 | * setup correctly. |
| 28 | */ |
| 29 | |
| 30 | #include <arch/io.h> |
| 31 | #include <device/device.h> |
| 32 | #include <device/pnp.h> |
| 33 | #include <console/console.h> |
| 34 | #include <string.h> |
| 35 | #include <bitops.h> |
| 36 | #include <uart8250.h> |
| 37 | #include <pc80/keyboard.h> |
Carl-Daniel Hailfinger | 2ee6779 | 2008-10-01 12:52:52 +0000 | [diff] [blame] | 38 | #include <stdlib.h> |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 39 | #include "chip.h" |
| 40 | #include "w83977tf.h" |
| 41 | |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 42 | static void w83977tf_enter_ext_func_mode(device_t dev) |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 43 | { |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 44 | outb(0x87, dev->path.pnp.port); |
| 45 | outb(0x87, dev->path.pnp.port); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 46 | } |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 47 | static void w83977tf_exit_ext_func_mode(device_t dev) |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 48 | { |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 49 | outb(0xaa, dev->path.pnp.port); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 50 | } |
| 51 | |
| 52 | static void w83977tf_init(device_t dev) |
| 53 | { |
| 54 | struct superio_winbond_w83977tf_config *conf; |
| 55 | struct resource *res0, *res1; |
| 56 | /* Wishlist handle well known programming interfaces more |
| 57 | * generically. |
| 58 | */ |
| 59 | if (!dev->enabled) { |
| 60 | return; |
| 61 | } |
| 62 | conf = dev->chip_info; |
Stefan Reinauer | 2b34db8 | 2009-02-28 20:10:20 +0000 | [diff] [blame] | 63 | switch(dev->path.pnp.device) { |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 64 | case W83977TF_SP1: |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 65 | res0 = find_resource(dev, PNP_IDX_IO0); |
| 66 | init_uart8250(res0->base, &conf->com1); |
| 67 | break; |
| 68 | case W83977TF_SP2: |
| 69 | res0 = find_resource(dev, PNP_IDX_IO0); |
| 70 | init_uart8250(res0->base, &conf->com2); |
| 71 | break; |
| 72 | case W83977TF_KBC: |
| 73 | res0 = find_resource(dev, PNP_IDX_IO0); |
| 74 | res1 = find_resource(dev, PNP_IDX_IO1); |
Stefan Reinauer | 740b587 | 2010-02-23 20:31:37 +0000 | [diff] [blame^] | 75 | pc_keyboard_init(&conf->keyboard); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 76 | break; |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | static void w83977tf_set_resources(device_t dev) |
| 81 | { |
| 82 | w83977tf_enter_ext_func_mode(dev); |
| 83 | pnp_set_resources(dev); |
| 84 | w83977tf_exit_ext_func_mode(dev); |
| 85 | } |
| 86 | |
| 87 | static void w83977tf_enable_resources(device_t dev) |
| 88 | { |
| 89 | w83977tf_enter_ext_func_mode(dev); |
| 90 | pnp_enable_resources(dev); |
| 91 | w83977tf_exit_ext_func_mode(dev); |
| 92 | } |
| 93 | |
| 94 | static void w83977tf_enable(device_t dev) |
| 95 | { |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 96 | w83977tf_enter_ext_func_mode(dev); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 97 | pnp_enable(dev); |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 98 | w83977tf_exit_ext_func_mode(dev); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 99 | } |
| 100 | |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 101 | static struct device_operations ops = { |
| 102 | .read_resources = pnp_read_resources, |
| 103 | .set_resources = w83977tf_set_resources, |
| 104 | .enable_resources = w83977tf_enable_resources, |
| 105 | .enable = w83977tf_enable, |
| 106 | .init = w83977tf_init, |
| 107 | }; |
| 108 | |
| 109 | static struct pnp_info pnp_dev_info[] = { |
Zheng Bao | 9db833b | 2009-12-28 09:59:44 +0000 | [diff] [blame] | 110 | { &ops, W83977TF_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, |
| 111 | { &ops, W83977TF_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, { 0x07f8, 0}, }, |
| 112 | { &ops, W83977TF_SP1, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, |
| 113 | { &ops, W83977TF_SP2, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, |
| 114 | /* No 4 { 0,}, */ |
| 115 | { &ops, W83977TF_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, { 0x7ff, 0 }, { 0x7ff, 0x4}, }, |
| 116 | { &ops, W83977TF_CIR, PNP_IO0 | PNP_IRQ0, { 0x7f8, 0 }, }, |
| 117 | { &ops, W83977TF_GAME_MIDI_GPIO1, PNP_IO0 | PNP_IO1 | PNP_IRQ0, { 0x7ff, 0 }, {0x7fe, 4} }, |
| 118 | { &ops, W83977TF_ACPI, PNP_IRQ0, }, |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 119 | }; |
| 120 | |
| 121 | static void enable_dev(device_t dev) |
| 122 | { |
| 123 | pnp_enable_devices(dev, &ops, |
Carl-Daniel Hailfinger | 2ee6779 | 2008-10-01 12:52:52 +0000 | [diff] [blame] | 124 | ARRAY_SIZE(pnp_dev_info), pnp_dev_info); |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 125 | } |
| 126 | |
| 127 | struct chip_operations superio_winbond_w83977tf_ops = { |
Uwe Hermann | a7aa29b | 2006-11-05 18:50:49 +0000 | [diff] [blame] | 128 | CHIP_NAME("Winbond W83977TF Super I/O") |
Richard Smith | 924f92f | 2006-07-29 17:40:36 +0000 | [diff] [blame] | 129 | .enable_dev = enable_dev, |
| 130 | }; |