summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-s3c2410/mach-nexcoder.c
blob: 07d09509a626cada03ca104f159d8a7e717cd0c1 (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
/* linux/arch/arm/mach-s3c2410/mach-nexcoder.c
 *
 * Copyright (c) 2004 Nex Vision
 *   Guillaume GOURAT <guillaume.gourat@nexvision.tv>
 *
 * 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.
 *
 * Modifications:
 *     15-10-2004 GG  Created initial version
 *     12-03-2005 BJD Updated for release
 */

#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/string.h>
#include <linux/platform_device.h>

#include <linux/mtd/map.h>

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

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

//#include <asm/debug-ll.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/regs-serial.h>

#include "s3c2410.h"
#include "s3c2440.h"
#include "clock.h"
#include "devs.h"
#include "cpu.h"

static struct map_desc nexcoder_iodesc[] __initdata = {
	/* nothing here yet */
};

#define UCON S3C2410_UCON_DEFAULT
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE

static struct s3c2410_uartcfg nexcoder_uartcfgs[] = {
	[0] = {
		.hwport	     = 0,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[1] = {
		.hwport	     = 1,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[2] = {
		.hwport	     = 2,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	}
};

/* NOR Flash on NexVision NexCoder 2440 board */

static struct resource nexcoder_nor_resource[] = {
	[0] = {
		.start = S3C2410_CS0,
		.end   = S3C2410_CS0 + (8*1024*1024) - 1,
		.flags = IORESOURCE_MEM,
	}
};

static struct map_info nexcoder_nor_map = {
	.bankwidth = 2,
};

static struct platform_device nexcoder_device_nor = {
	.name		= "mtd-flash",
	.id		= -1,
	.num_resources	= ARRAY_SIZE(nexcoder_nor_resource),
	.resource	= nexcoder_nor_resource,
	.dev =
	{
		.platform_data = &nexcoder_nor_map,
	}
};

/* Standard Nexcoder devices */

static struct platform_device *nexcoder_devices[] __initdata = {
	&s3c_device_usb,
	&s3c_device_lcd,
	&s3c_device_wdt,
	&s3c_device_i2c,
	&s3c_device_iis,
 	&s3c_device_rtc,
	&s3c_device_camif,
	&s3c_device_spi0,
	&s3c_device_spi1,
	&nexcoder_device_nor,
};

static struct s3c24xx_board nexcoder_board __initdata = {
	.devices       = nexcoder_devices,
	.devices_count = ARRAY_SIZE(nexcoder_devices),
};


static void __init nexcoder_sensorboard_init(void)
{
	// Initialize SCCB bus
	s3c2410_gpio_setpin(S3C2410_GPE14, 1); // IICSCL
	s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_OUTP);
	s3c2410_gpio_setpin(S3C2410_GPE15, 1); // IICSDA
	s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_OUTP);

	// Power up the sensor board
	s3c2410_gpio_setpin(S3C2410_GPF1, 1);
	s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPF1_OUTP); // CAM_GPIO7 => nLDO_PWRDN
	s3c2410_gpio_setpin(S3C2410_GPF2, 0);
	s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP); // CAM_GPIO6 => CAM_PWRDN
}

static void __init nexcoder_map_io(void)
{
	s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
	s3c24xx_init_clocks(0);
	s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
	s3c24xx_set_board(&nexcoder_board);
	nexcoder_sensorboard_init();
}


MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
	.phys_io	= S3C2410_PA_UART,
	.io_pg_offst	= (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
	.boot_params	= S3C2410_SDRAM_PA + 0x100,
	.map_io		= nexcoder_map_io,
	.init_irq	= s3c24xx_init_irq,
	.timer		= &s3c24xx_timer,
MACHINE_END
OpenPOWER on IntegriCloud