1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2000 AG Electronics Ltd.
* Copyright (C) 2003-2004 Linux Networx
* Copyright (C) 2004 Tyan
* Copyright (C) 2005 Digital Design Corporation
* Copyright (C) 2006 Ron Minnich, LANL
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <arch/io.h>
#include <device/device.h>
#include <device/pnp.h>
#include <superio/conf_mode.h>
#include <console/console.h>
#include <device/smbus.h>
#include <string.h>
#include <pc80/keyboard.h>
#include <stdlib.h>
#include "lpc47m10x.h"
/* Forward declarations */
static void enable_dev(struct device *dev);
static void lpc47m10x_init(struct device *dev);
// static void dump_pnp_device(struct device *dev);
struct chip_operations superio_smsc_lpc47m10x_ops = {
CHIP_NAME("SMSC LPC47M10x Super I/O")
.enable_dev = enable_dev
};
static struct device_operations ops = {
.read_resources = pnp_read_resources,
.set_resources = pnp_set_resources,
.enable_resources = pnp_enable_resources,
.enable = pnp_alt_enable,
.init = lpc47m10x_init,
.ops_pnp_mode = &pnp_conf_mode_55_aa,
};
static struct pnp_info pnp_dev_info[] = {
{ &ops, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
{ &ops, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, {0x07f8, 0}, },
{ &ops, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
{ &ops, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
{ &ops, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, {0x07ff, 0}, {0x07ff, 4}, },
{ &ops, LPC47M10X2_PME, PNP_IO0, { 0x0f80, 0 }, },
};
/**
* Create device structures and allocate resources to devices specified in the
* pnp_dev_info array (above).
*
* @param dev Pointer to structure describing a Super I/O device.
*/
static void enable_dev(struct device *dev)
{
pnp_enable_devices(dev, &pnp_ops, ARRAY_SIZE(pnp_dev_info),
pnp_dev_info);
}
/**
* Initialize the specified Super I/O device.
*
* Devices other than COM ports and the keyboard controller are ignored.
* For COM ports, we configure the baud rate.
*
* @param dev Pointer to structure describing a Super I/O device.
*/
static void lpc47m10x_init(struct device *dev)
{
if (!dev->enabled)
return;
switch(dev->path.pnp.device) {
case LPC47M10X2_KBC:
pc_keyboard_init();
break;
}
}
#if 0
/**
* Print the values of all of the LPC47M10X2's configuration registers.
*
* NOTE: The LPC47M10X2 must be in config mode when this function is called.
*
* @param dev Pointer to structure describing a Super I/O device.
*/
static void dump_pnp_device(struct device *dev)
{
int i;
print_debug("\n");
for (i = 0; i <= LPC47M10X2_MAX_CONFIG_REGISTER; i++) {
u8 register_value;
if ((i & 0x0f) == 0) {
print_debug_hex8(i);
print_debug_char(':');
}
/*
* Skip over 'register' that would cause exit from
* configuration mode.
*/
if (i == 0xaa)
register_value = 0xaa;
else
register_value = pnp_read_config(dev, i);
print_debug_char(' ');
print_debug_hex8(register_value);
if ((i & 0x0f) == 0x0f)
print_debug("\n");
}
print_debug("\n");
}
#endif
|
