summaryrefslogtreecommitdiff
path: root/src/ec/lenovo/h8/h8.c
blob: 350cc77cf0b74e070823d876d5218c86e8e252cb (plain)
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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
 *
 * 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; version 2 of the License.
 *
 * 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 <console/console.h>
#include <device/device.h>
#include <ec/acpi/ec.h>
#include <device/pnp.h>
#include <stdlib.h>
#include "h8.h"
#include "chip.h"
#include <pc80/mc146818rtc.h>

#if defined (CONFIG_BOARD_LENOVO_X201) && CONFIG_BOARD_LENOVO_X201
#include "mainboard/lenovo/x201/dock.h"
#endif

static void h8_bluetooth_enable(int on)
{
	if (on)
		ec_set_bit(0x3a, 4);
	else
		ec_clr_bit(0x3a, 4);
}

void h8_trackpoint_enable(int on)
{
	ec_write(H8_TRACKPOINT_CTRL, on ? H8_TRACKPOINT_ON : H8_TRACKPOINT_OFF);

}

void h8_wlan_enable(int on)
{
	if (on)
		ec_set_bit(0x3a, 5);
	else
		ec_clr_bit(0x3a, 5);
}

static void h8_3g_enable(int on)
{
	if (on)
		ec_set_bit(0x3a, 6);
	else
		ec_clr_bit(0x3a, 6);
}

static void h8_log_ec_version(void)
{
	unsigned char ecfw[9], c;
	u16 fwvh, fwvl;
	int i;

	for(i = 0; i < 8; i++) {
		c = ec_read(0xf0 + i);
		if (c < 0x20 || c > 0x7f)
			break;
		ecfw[i] = c;
	}
	ecfw[i] = '\0';

	fwvh = ec_read(0xe9);
	fwvl = ec_read(0xe8);

	printk(BIOS_INFO, "EC Firmware ID %s, Version %d.%d%d%c\n", ecfw,
	       fwvh >> 4, fwvh & 0x0f, fwvl >> 4, 0x41 + (fwvl & 0xf));
}

void h8_set_audio_mute(int mute)
{
	if (mute)
		ec_set_bit(0x3a, 0);
	else
		ec_clr_bit(0x3a, 0);
}

void h8_enable_event(int event)
{
	if (event < 0 || event > 127)
		return;

	ec_set_bit(0x10 + (event >> 3), event & 7);
}

void h8_disable_event(int event)
{
	if (event < 0 || event > 127)
		return;

	ec_clr_bit(0x10 + (event >> 3), event & 7);

}

void h8_usb_power_enable(int onoff)
{
	if (onoff)
		ec_set_bit(0x3b, 4);
	else
		ec_clr_bit(0x3b, 4);
}

int h8_ultrabay_device_present(void)
{
	return ec_read(H8_STATUS1) & 0x5 ? 0 : 1;
}

static void h8_enable(device_t dev)
{
	struct ec_lenovo_h8_config *conf = dev->chip_info;
	u8 val, tmp;

	h8_log_ec_version();

	ec_write(H8_CONFIG0, conf->config0);
	ec_write(H8_CONFIG1, conf->config1);
	ec_write(H8_CONFIG2, conf->config2);
	ec_write(H8_CONFIG3, conf->config3);

	ec_write(H8_SOUND_ENABLE0, conf->beepmask0);
	ec_write(H8_SOUND_ENABLE1, conf->beepmask1);
	ec_write(H8_SOUND_REPEAT, 0x00);

	ec_write(0x10, conf->event0_enable);
	ec_write(0x11, conf->event1_enable);
	ec_write(0x12, conf->event2_enable);
	ec_write(0x13, conf->event3_enable);
	ec_write(0x14, conf->event4_enable);
	ec_write(0x15, conf->event5_enable);
	ec_write(0x16, conf->event6_enable);
	ec_write(0x17, conf->event7_enable);
	ec_write(0x18, conf->event8_enable);
	ec_write(0x19, conf->event9_enable);
	ec_write(0x1a, conf->eventa_enable);
	ec_write(0x1b, conf->eventb_enable);
	ec_write(0x1c, conf->eventc_enable);
	ec_write(0x1d, conf->eventd_enable);
	ec_write(0x1e, conf->evente_enable);
	ec_write(0x1f, conf->eventf_enable);

	ec_write(H8_FAN_CONTROL, H8_FAN_CONTROL_AUTO);
	h8_wlan_enable(conf->wlan_enable);
	h8_trackpoint_enable(conf->trackpoint_enable);
	h8_usb_power_enable(1);

	if (!get_option(&val, "volume"))
		ec_write(H8_VOLUME_CONTROL, val);

	if (get_option(&val, "bluetooth"))
		val = 1;
	h8_bluetooth_enable(val);

	if (get_option(&val, "umts"))
		val = 1;

	h8_3g_enable(val);

	if (get_option(&val, "first_battery"))
		val = 1;

	tmp = ec_read(H8_CONFIG3);
	tmp &= ~(1 << 4);
	tmp |= (val & 1) << 4;
	ec_write(H8_CONFIG3, tmp);
	h8_set_audio_mute(0);

#if defined (CONFIG_BOARD_LENOVO_X201) && CONFIG_BOARD_LENOVO_X201
	if (dock_present()) {
		printk(BIOS_DEBUG, "dock is connected\n");
		dock_connect();
	} else
		printk(BIOS_DEBUG, "dock is not connected\n");
#endif
}

struct chip_operations ec_lenovo_h8_ops = {
	CHIP_NAME("Lenovo H8 EC")
	.enable_dev = h8_enable
};