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Ben Dooksa21765a2007-02-11 18:31:01 +01001/* linux/arch/arm/mach-s3c2412/mach-vstms.c
Ben Dooksb6c440a2006-09-20 20:32:33 +01002 *
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>
Ben Dooksb6d1f542006-12-17 23:22:26 +010018#include <linux/serial_core.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010019#include <linux/platform_device.h>
Russell Kingfced80c2008-09-06 12:10:45 +010020#include <linux/io.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010021#include <linux/mtd/mtd.h>
22#include <linux/mtd/nand.h>
23#include <linux/mtd/nand_ecc.h>
24#include <linux/mtd/partitions.h>
25
26#include <asm/mach/arch.h>
27#include <asm/mach/map.h>
28#include <asm/mach/irq.h>
29
Russell Kinga09e64f2008-08-05 16:14:15 +010030#include <mach/hardware.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010031#include <asm/setup.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010032#include <asm/irq.h>
33#include <asm/mach-types.h>
34
Ben Dooksa2b7ba92008-10-07 22:26:09 +010035#include <plat/regs-serial.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010036#include <mach/regs-gpio.h>
37#include <mach/regs-lcd.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010038
Russell Kinga09e64f2008-08-05 16:14:15 +010039#include <mach/idle.h>
40#include <mach/fb.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010041
Ben Dooks3e1b7762008-10-31 16:14:40 +000042#include <plat/iic.h>
Ben Dooks7926b5a2008-10-30 10:14:35 +000043#include <plat/nand.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010044
Ben Dooksa2b7ba92008-10-07 22:26:09 +010045#include <plat/s3c2410.h>
Ben Dooksd5120ae2008-10-07 23:09:51 +010046#include <plat/s3c2412.h>
47#include <plat/clock.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010048#include <plat/devs.h>
49#include <plat/cpu.h>
Ben Dooksb6c440a2006-09-20 20:32:33 +010050
51
52static struct map_desc vstms_iodesc[] __initdata = {
53};
54
55static struct s3c2410_uartcfg vstms_uartcfgs[] __initdata = {
56 [0] = {
57 .hwport = 0,
58 .flags = 0,
59 .ucon = 0x3c5,
60 .ulcon = 0x03,
61 .ufcon = 0x51,
62 },
63 [1] = {
64 .hwport = 1,
65 .flags = 0,
66 .ucon = 0x3c5,
67 .ulcon = 0x03,
68 .ufcon = 0x51,
69 },
70 [2] = {
71 .hwport = 2,
72 .flags = 0,
73 .ucon = 0x3c5,
74 .ulcon = 0x03,
75 .ufcon = 0x51,
76 }
77};
78
79static struct mtd_partition vstms_nand_part[] = {
80 [0] = {
81 .name = "Boot Agent",
82 .size = 0x7C000,
83 .offset = 0,
84 },
85 [1] = {
86 .name = "UBoot Config",
87 .offset = 0x7C000,
88 .size = 0x4000,
89 },
90 [2] = {
91 .name = "Kernel",
92 .offset = 0x80000,
93 .size = 0x200000,
94 },
95 [3] = {
96 .name = "RFS",
97 .offset = 0x280000,
98 .size = 0x3d80000,
99 },
100};
101
102static struct s3c2410_nand_set vstms_nand_sets[] = {
103 [0] = {
104 .name = "NAND",
105 .nr_chips = 1,
106 .nr_partitions = ARRAY_SIZE(vstms_nand_part),
107 .partitions = vstms_nand_part,
108 },
109};
110
111/* choose a set of timings which should suit most 512Mbit
112 * chips and beyond.
113*/
114
115static struct s3c2410_platform_nand vstms_nand_info = {
116 .tacls = 20,
117 .twrph0 = 60,
118 .twrph1 = 20,
119 .nr_sets = ARRAY_SIZE(vstms_nand_sets),
120 .sets = vstms_nand_sets,
121};
122
123static struct platform_device *vstms_devices[] __initdata = {
124 &s3c_device_usb,
125 &s3c_device_wdt,
Ben Dooks3e1b7762008-10-31 16:14:40 +0000126 &s3c_device_i2c0,
Ben Dooksb6c440a2006-09-20 20:32:33 +0100127 &s3c_device_iis,
128 &s3c_device_rtc,
129 &s3c_device_nand,
130};
131
Ben Dooksb6c440a2006-09-20 20:32:33 +0100132static void __init vstms_fixup(struct machine_desc *desc,
133 struct tag *tags, char **cmdline,
134 struct meminfo *mi)
135{
136 if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
137 mi->nr_banks=1;
138 mi->bank[0].start = 0x30000000;
139 mi->bank[0].size = SZ_64M;
140 mi->bank[0].node = 0;
141 }
142}
143
144static void __init vstms_map_io(void)
145{
146 s3c_device_nand.dev.platform_data = &vstms_nand_info;
147
148 s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc));
149 s3c24xx_init_clocks(12000000);
150 s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs));
Ben Dooks57e51712007-04-20 11:19:16 +0100151}
152
153static void __init vstms_init(void)
154{
Ben Dooks3e1b7762008-10-31 16:14:40 +0000155 s3c_i2c0_set_platdata(NULL);
Ben Dooks57e51712007-04-20 11:19:16 +0100156 platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
Ben Dooksb6c440a2006-09-20 20:32:33 +0100157}
158
159MACHINE_START(VSTMS, "VSTMS")
160 .phys_io = S3C2410_PA_UART,
161 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
162 .boot_params = S3C2410_SDRAM_PA + 0x100,
163
164 .fixup = vstms_fixup,
165 .init_irq = s3c24xx_init_irq,
Ben Dooks57e51712007-04-20 11:19:16 +0100166 .init_machine = vstms_init,
Ben Dooksb6c440a2006-09-20 20:32:33 +0100167 .map_io = vstms_map_io,
168 .timer = &s3c24xx_timer,
169MACHINE_END