summaryrefslogtreecommitdiff
path: root/src/mainboard/lenovo/x201/mainboard.c
blob: 85c27b20882516c67984e9c41f61602d872a7241 (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
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2007-2009 coresystems GmbH
 * Copyright (C) 2011 Sven Schnelle <svens@stackframe.org>
 * Copyright (C) 2013 Vladimir Serbinenko <phcoder@gmail.com>
 *
 * 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.
 */

#include <console/console.h>
#include <device/device.h>
#include <arch/io.h>
#include <delay.h>
#include <string.h>
#include <device/pci_def.h>
#include <device/pci_ops.h>
#include <device/pci_ids.h>
#include <arch/io.h>
#include <ec/lenovo/pmh7/pmh7.h>
#include <ec/acpi/ec.h>
#include <ec/lenovo/h8/h8.h>
#include <northbridge/intel/nehalem/nehalem.h>
#include <southbridge/intel/bd82x6x/pch.h>

#include <pc80/mc146818rtc.h>
#include "dock.h"
#include <arch/x86/include/arch/acpigen.h>
#include <drivers/intel/gma/int15.h>
#include <arch/interrupt.h>
#include <pc80/keyboard.h>
#include <cpu/x86/lapic.h>
#include <device/pci.h>
#include <smbios.h>
#include "drivers/lenovo/lenovo.h"

static acpi_cstate_t cst_entries[] = {
	{1, 1, 1000, {0x7f, 1, 2, {0}, 1, 0}},
	{2, 1, 500, {0x01, 8, 0, {0}, DEFAULT_PMBASE + LV2, 0}},
	{2, 17, 250, {0x01, 8, 0, {0}, DEFAULT_PMBASE + LV3, 0}},
};

int get_cst_entries(acpi_cstate_t ** entries)
{
	*entries = cst_entries;
	return ARRAY_SIZE(cst_entries);
}

static void mainboard_init(device_t dev)
{
	printk(BIOS_SPEW, "starting SPI configuration\n");

	/* Configure SPI.  */
	RCBA32(0x3800) = 0x07ff0500;
	RCBA32(0x3804) = 0x3f046008;
	RCBA32(0x3808) = 0x0058efc0;
	RCBA32(0x384c) = 0x92000000;
	RCBA32(0x3850) = 0x00000a0b;
	RCBA32(0x3858) = 0x07ff0500;
	RCBA32(0x385c) = 0x04ff0003;
	RCBA32(0x3860) = 0x00020001;
	RCBA32(0x3864) = 0x00000fff;
	RCBA32(0x3874) = 0;
	RCBA32(0x3890) = 0xf8400000;
	RCBA32(0x3894) = 0x143b5006;
	RCBA32(0x3898) = 0x05200302;
	RCBA32(0x389c) = 0x0601209f;
	RCBA32(0x38b0) = 0x00000004;
	RCBA32(0x38b4) = 0x03040002;
	RCBA32(0x38c8) = 0x00002005;
	RCBA32(0x38c4) = 0x00802005;
	RCBA32(0x38c0) = 0x00000007;
	RCBA32(0x3804) = 0x3f04e008;

	printk(BIOS_SPEW, "SPI configured\n");
	/* This sneaked in here, because X201 SuperIO chip isn't really
	   connected to anything and hence we don't init it.
	 */
	pc_keyboard_init();
}

static void fill_ssdt(void)
{
	drivers_lenovo_serial_ports_ssdt_generate("\\_SB.PCI0.LPCB", 0);
}

static void mainboard_enable(device_t dev)
{
	device_t dev0;
	u16 pmbase;

	dev->ops->init = mainboard_init;
	dev->ops->acpi_fill_ssdt_generator = fill_ssdt;

	pmbase = pci_read_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
				   PMBASE) & 0xff80;

	printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase);

	outl(0, pmbase + SMI_EN);

	enable_lapic();
	pci_write_config32(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), GPIO_BASE,
			   DEFAULT_GPIOBASE | 1);
	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), GPIO_CNTL,
			  0x10);

	/* If we're resuming from suspend, blink suspend LED */
	dev0 = dev_find_slot(0, PCI_DEVFN(0, 0));
	if (dev0 && pci_read_config32(dev0, SKPAD) == SKPAD_ACPI_S3_MAGIC)
		ec_write(0x0c, 0xc7);

	install_intel_vga_int15_handler(GMA_INT15_ACTIVE_LFP_INT_LVDS, GMA_INT15_PANEL_FIT_DEFAULT, GMA_INT15_BOOT_DISPLAY_LFP, 2);

}

struct chip_operations mainboard_ops = {
	.enable_dev = mainboard_enable,
};