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
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
|
/* linux/arch/arm/mach-s3c2440/mach-at2440evb.c
*
* Copyright (c) 2008 Ramax Lo <ramaxlo@gmail.com>
* Based on mach-anubis.c by Ben Dooks <ben@simtec.co.uk>
* and modifications by SBZ <sbz@spgui.org> and
* Weibing <http://weibing.blogbus.com>
*
* For product information, visit http://www.arm9e.com/
*
* 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/io.h>
#include <linux/serial_core.h>
#include <linux/dm9000.h>
#include <linux/platform_device.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/fb.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <plat/regs-serial.h>
#include <mach/regs-gpio.h>
#include <mach/regs-mem.h>
#include <mach/regs-lcd.h>
#include <plat/nand.h>
#include <plat/iic.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/nand_ecc.h>
#include <linux/mtd/partitions.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <asm/plat-s3c24xx/mci.h>
static struct map_desc at2440evb_iodesc[] __initdata = {
/* Nothing here */
};
#define UCON S3C2410_UCON_DEFAULT
#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
static struct s3c24xx_uart_clksrc at2440evb_serial_clocks[] = {
[0] = {
.name = "uclk",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
},
[1] = {
.name = "pclk",
.divisor = 1,
.min_baud = 0,
.max_baud = 0,
}
};
static struct s3c2410_uartcfg at2440evb_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
.clocks = at2440evb_serial_clocks,
.clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = UCON,
.ulcon = ULCON,
.ufcon = UFCON,
.clocks = at2440evb_serial_clocks,
.clocks_size = ARRAY_SIZE(at2440evb_serial_clocks),
},
};
/* NAND Flash on AT2440EVB board */
static struct mtd_partition at2440evb_default_nand_part[] = {
[0] = {
.name = "Boot Agent",
.size = SZ_256K,
.offset = 0,
},
[1] = {
.name = "Kernel",
.size = SZ_2M,
.offset = SZ_256K,
},
[2] = {
.name = "Root",
.offset = SZ_256K + SZ_2M,
.size = MTDPART_SIZ_FULL,
},
};
static struct s3c2410_nand_set at2440evb_nand_sets[] = {
[0] = {
.name = "nand",
.nr_chips = 1,
.nr_partitions = ARRAY_SIZE(at2440evb_default_nand_part),
.partitions = at2440evb_default_nand_part,
},
};
static struct s3c2410_platform_nand at2440evb_nand_info = {
.tacls = 25,
.twrph0 = 55,
.twrph1 = 40,
.nr_sets = ARRAY_SIZE(at2440evb_nand_sets),
.sets = at2440evb_nand_sets,
};
/* DM9000AEP 10/100 ethernet controller */
static struct resource at2440evb_dm9k_resource[] = {
[0] = {
.start = S3C2410_CS3,
.end = S3C2410_CS3 + 3,
.flags = IORESOURCE_MEM
},
[1] = {
.start = S3C2410_CS3 + 4,
.end = S3C2410_CS3 + 7,
.flags = IORESOURCE_MEM
},
[2] = {
.start = IRQ_EINT7,
.end = IRQ_EINT7,
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct dm9000_plat_data at2440evb_dm9k_pdata = {
.flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
};
static struct platform_device at2440evb_device_eth = {
.name = "dm9000",
.id = -1,
.num_resources = ARRAY_SIZE(at2440evb_dm9k_resource),
.resource = at2440evb_dm9k_resource,
.dev = {
.platform_data = &at2440evb_dm9k_pdata,
},
};
static struct s3c24xx_mci_pdata at2440evb_mci_pdata = {
.gpio_detect = S3C2410_GPG10,
};
/* 7" LCD panel */
static struct s3c2410fb_display at2440evb_lcd_cfg __initdata = {
.lcdcon5 = S3C2410_LCDCON5_FRM565 |
S3C2410_LCDCON5_INVVLINE |
S3C2410_LCDCON5_INVVFRAME |
S3C2410_LCDCON5_PWREN |
S3C2410_LCDCON5_HWSWP,
.type = S3C2410_LCDCON1_TFT,
.width = 800,
.height = 480,
.pixclock = 33333, /* HCLK 60 MHz, divisor 2 */
.xres = 800,
.yres = 480,
.bpp = 16,
.left_margin = 88,
.right_margin = 40,
.hsync_len = 128,
.upper_margin = 32,
.lower_margin = 11,
.vsync_len = 2,
};
static struct s3c2410fb_mach_info at2440evb_fb_info __initdata = {
.displays = &at2440evb_lcd_cfg,
.num_displays = 1,
.default_display = 0,
};
static struct platform_device *at2440evb_devices[] __initdata = {
&s3c_device_usb,
&s3c_device_wdt,
&s3c_device_adc,
&s3c_device_i2c0,
&s3c_device_rtc,
&s3c_device_nand,
&s3c_device_sdi,
&s3c_device_lcd,
&at2440evb_device_eth,
};
static void __init at2440evb_map_io(void)
{
s3c_device_nand.dev.platform_data = &at2440evb_nand_info;
s3c_device_sdi.name = "s3c2440-sdi";
s3c_device_sdi.dev.platform_data = &at2440evb_mci_pdata;
s3c24xx_init_io(at2440evb_iodesc, ARRAY_SIZE(at2440evb_iodesc));
s3c24xx_init_clocks(16934400);
s3c24xx_init_uarts(at2440evb_uartcfgs, ARRAY_SIZE(at2440evb_uartcfgs));
}
static void __init at2440evb_init(void)
{
s3c24xx_fb_set_platdata(&at2440evb_fb_info);
s3c_i2c0_set_platdata(NULL);
platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
}
MACHINE_START(AT2440EVB, "AT2440EVB")
.phys_io = S3C2410_PA_UART,
.io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
.boot_params = S3C2410_SDRAM_PA + 0x100,
.map_io = at2440evb_map_io,
.init_machine = at2440evb_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
MACHINE_END
|
