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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/platform_device.h> |
20 | #include <linux/io.h> |
21 | #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 | |
30 | #include <mach/hardware.h> |
31 | #include <asm/setup.h> |
32 | #include <asm/irq.h> |
33 | #include <asm/mach-types.h> |
34 | |
35 | #include <plat/regs-serial.h> |
36 | #include <mach/regs-gpio.h> |
37 | #include <mach/regs-lcd.h> |
38 | |
39 | #include <mach/idle.h> |
40 | #include <mach/fb.h> |
41 | |
42 | #include <plat/iic.h> |
43 | #include <plat/nand.h> |
44 | |
45 | #include <plat/s3c2410.h> |
46 | #include <plat/s3c2412.h> |
47 | #include <plat/clock.h> |
48 | #include <plat/devs.h> |
49 | #include <plat/cpu.h> |
50 | |
51 | |
52 | static struct map_desc vstms_iodesc[] __initdata = { |
53 | }; |
54 | |
55 | static 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 | |
79 | static struct mtd_partition __initdata 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 | |
102 | static struct s3c2410_nand_set __initdata 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 | |
115 | static struct s3c2410_platform_nand __initdata 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 | |
123 | static struct platform_device *vstms_devices[] __initdata = { |
124 | &s3c_device_ohci, |
125 | &s3c_device_wdt, |
126 | &s3c_device_i2c0, |
127 | &s3c_device_iis, |
128 | &s3c_device_rtc, |
129 | &s3c_device_nand, |
130 | }; |
131 | |
132 | static 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 | } |
141 | } |
142 | |
143 | static void __init vstms_map_io(void) |
144 | { |
145 | s3c24xx_init_io(vstms_iodesc, ARRAY_SIZE(vstms_iodesc)); |
146 | s3c24xx_init_clocks(12000000); |
147 | s3c24xx_init_uarts(vstms_uartcfgs, ARRAY_SIZE(vstms_uartcfgs)); |
148 | } |
149 | |
150 | static void __init vstms_init(void) |
151 | { |
152 | s3c_i2c0_set_platdata(NULL); |
153 | s3c_nand_set_platdata(&vstms_nand_info); |
154 | |
155 | platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices)); |
156 | } |
157 | |
158 | MACHINE_START(VSTMS, "VSTMS") |
159 | .boot_params = S3C2410_SDRAM_PA + 0x100, |
160 | |
161 | .fixup = vstms_fixup, |
162 | .init_irq = s3c24xx_init_irq, |
163 | .init_machine = vstms_init, |
164 | .map_io = vstms_map_io, |
165 | .timer = &s3c24xx_timer, |
166 | MACHINE_END |
167 |
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