1/* linux/arch/arm/mach-s3c2412/mach-vstms.c
2 *
3 * (C) 2006 Thomas Gleixner <tglx@linutronix.de>
4 *
5 * Derived from mach-smdk2413.c - (C) 2006 Simtec Electronics
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#include <linux/kernel.h>
13#include <linux/types.h>
14#include <linux/interrupt.h>
15#include <linux/list.h>
16#include <linux/timer.h>
17#include <linux/init.h>
18#include <linux/serial_core.h>
19#include <linux/serial_s3c.h>
20#include <linux/platform_device.h>
21#include <linux/io.h>
22#include <linux/mtd/mtd.h>
23#include <linux/mtd/nand.h>
24#include <linux/mtd/nand_ecc.h>
25#include <linux/mtd/partitions.h>
26#include <linux/memblock.h>
27
28#include <asm/mach/arch.h>
29#include <asm/mach/map.h>
30#include <asm/mach/irq.h>
31
32#include <mach/hardware.h>
33#include <asm/setup.h>
34#include <asm/irq.h>
35#include <asm/mach-types.h>
36
37#include <mach/regs-gpio.h>
38#include <mach/regs-lcd.h>
39
40#include <mach/fb.h>
41
42#include <linux/platform_data/i2c-s3c2410.h>
43#include <linux/platform_data/mtd-nand-s3c2410.h>
44
45#include <plat/devs.h>
46#include <plat/cpu.h>
47#include <plat/samsung-time.h>
48
49#include "common.h"
50
51static struct map_desc vstms_iodesc[] __initdata = {
52};
53
54static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = {
55	[0] = {
56		.hwport	     = 0,
57		.flags	     = 0,
58		.ucon	     = 0x3c5,
59		.ulcon	     = 0x03,
60		.ufcon	     = 0x51,
61	},
62	[1] = {
63		.hwport	     = 1,
64		.flags	     = 0,
65		.ucon	     = 0x3c5,
66		.ulcon	     = 0x03,
67		.ufcon	     = 0x51,
68	},
69	[2] = {
70		.hwport	     = 2,
71		.flags	     = 0,
72		.ucon	     = 0x3c5,
73		.ulcon	     = 0x03,
74		.ufcon	     = 0x51,
75	}
76};
77
78static struct mtd_partition __initdata vstms_nand_part[] = {
79	[0] = {
80		.name	= "Boot Agent",
81		.size	= 0x7C000,
82		.offset	= 0,
83	},
84	[1] = {
85		.name	= "UBoot Config",
86		.offset = 0x7C000,
87		.size	= 0x4000,
88	},
89	[2] = {
90		.name	= "Kernel",
91		.offset = 0x80000,
92		.size	= 0x200000,
93	},
94	[3] = {
95		.name	= "RFS",
96		.offset	= 0x280000,
97		.size	= 0x3d80000,
98	},
99};
100
101static struct s3c2410_nand_set __initdata vstms_nand_sets[] = {
102	[0] = {
103		.name		= "NAND",
104		.nr_chips	= 1,
105		.nr_partitions	= ARRAY_SIZE(vstms_nand_part),
106		.partitions	= vstms_nand_part,
107	},
108};
109
110/* choose a set of timings which should suit most 512Mbit
111 * chips and beyond.
112*/
113
114static struct s3c2410_platform_nand __initdata vstms_nand_info = {
115	.tacls		= 20,
116	.twrph0		= 60,
117	.twrph1		= 20,
118	.nr_sets	= ARRAY_SIZE(vstms_nand_sets),
119	.sets		= vstms_nand_sets,
120};
121
122static struct platform_device *vstms_devices[] __initdata = {
123	&s3c_device_ohci,
124	&s3c_device_wdt,
125	&s3c_device_i2c0,
126	&s3c_device_iis,
127	&s3c_device_rtc,
128	&s3c_device_nand,
129	&s3c2412_device_dma,
130};
131
132static void __init vstms_fixup(struct tag *tags, char **cmdline)
133{
134	if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
135		memblock_add(0x30000000, SZ_64M);
136	}
137}
138
139static void __init vstms_map_io(void)
140{
141	s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc));
142	s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs));
143	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
144}
145
146static void __init vstms_init_time(void)
147{
148	s3c2412_init_clocks(12000000);
149	samsung_timer_init();
150}
151
152static void __init vstms_init(void)
153{
154	s3c_i2c0_set_platdata(NULL);
155	s3c_nand_set_platdata(&vstms_nand_info);
156
157	platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
158}
159
160MACHINE_START(VSTMS, "VSTMS")
161	.atag_offset	= 0x100,
162
163	.fixup		= vstms_fixup,
164	.init_irq	= s3c2412_init_irq,
165	.init_machine	= vstms_init,
166	.map_io		= vstms_map_io,
167	.init_time	= vstms_init_time,
168MACHINE_END
169