aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-s3c24xx/mach-vstms.c
blob: 9d4f6475069887ff1b4c5addd0d276aea265d114 (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
/* linux/arch/arm/mach-s3c2412/mach-vstms.c
 *
 * (C) 2006 Thomas Gleixner <tglx@linutronix.de>
 *
 * Derived from mach-smdk2413.c - (C) 2006 Simtec Electronics
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
#include <linux/memblock.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/hardware.h>
#include <asm/setup.h>
#include <asm/irq.h>
#include <asm/mach-types.h>

#include <mach/regs-gpio.h>
#include <mach/regs-lcd.h>

#include <mach/fb.h>

#include <linux/platform_data/i2c-s3c2410.h>
#include <linux/platform_data/mtd-nand-s3c2410.h>

#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/samsung-time.h>

#include "common.h"

static struct map_desc vstms_iodesc[] __initdata = {
};

static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = {
	[0] = {
		.hwport	     = 0,
		.flags	     = 0,
		.ucon	     = 0x3c5,
		.ulcon	     = 0x03,
		.ufcon	     = 0x51,
	},
	[1] = {
		.hwport	     = 1,
		.flags	     = 0,
		.ucon	     = 0x3c5,
		.ulcon	     = 0x03,
		.ufcon	     = 0x51,
	},
	[2] = {
		.hwport	     = 2,
		.flags	     = 0,
		.ucon	     = 0x3c5,
		.ulcon	     = 0x03,
		.ufcon	     = 0x51,
	}
};

static struct mtd_partition __initdata vstms_nand_part[] = {
	[0] = {
		.name	= "Boot Agent",
		.size	= 0x7C000,
		.offset	= 0,
	},
	[1] = {
		.name	= "UBoot Config",
		.offset = 0x7C000,
		.size	= 0x4000,
	},
	[2] = {
		.name	= "Kernel",
		.offset = 0x80000,
		.size	= 0x200000,
	},
	[3] = {
		.name	= "RFS",
		.offset	= 0x280000,
		.size	= 0x3d80000,
	},
};

static struct s3c2410_nand_set __initdata vstms_nand_sets[] = {
	[0] = {
		.name		= "NAND",
		.nr_chips	= 1,
		.nr_partitions	= ARRAY_SIZE(vstms_nand_part),
		.partitions	= vstms_nand_part,
	},
};

/* choose a set of timings which should suit most 512Mbit
 * chips and beyond.
*/

static struct s3c2410_platform_nand __initdata vstms_nand_info = {
	.tacls		= 20,
	.twrph0		= 60,
	.twrph1		= 20,
	.nr_sets	= ARRAY_SIZE(vstms_nand_sets),
	.sets		= vstms_nand_sets,
};

static struct platform_device *vstms_devices[] __initdata = {
	&s3c_device_ohci,
	&s3c_device_wdt,
	&s3c_device_i2c0,
	&s3c_device_iis,
	&s3c_device_rtc,
	&s3c_device_nand,
	&s3c2412_device_dma,
};

static void __init vstms_fixup(struct tag *tags, char **cmdline)
{
	if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
		memblock_add(0x30000000, SZ_64M);
	}
}

static void __init vstms_map_io(void)
{
	s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc));
	s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs));
	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
}

static void __init vstms_init_time(void)
{
	s3c2412_init_clocks(12000000);
	samsung_timer_init();
}

static void __init vstms_init(void)
{
	s3c_i2c0_set_platdata(NULL);
	s3c_nand_set_platdata(&vstms_nand_info);

	platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
}

MACHINE_START(VSTMS, "VSTMS")
	.atag_offset	= 0x100,

	.fixup		= vstms_fixup,
	.init_irq	= s3c2412_init_irq,
	.init_machine	= vstms_init,
	.map_io		= vstms_map_io,
	.init_time	= vstms_init_time,
	.restart	= s3c2412_restart,
MACHINE_END