1/* linux/arch/arm/mach-s3c2440/mach-nexcoder.c
2 *
3 * Copyright (c) 2004 Nex Vision
4 *   Guillaume GOURAT <guillaume.gourat@nexvision.tv>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * Modifications:
11 *     15-10-2004 GG  Created initial version
12 *     12-03-2005 BJD Updated for release
13 */
14
15#include <linux/kernel.h>
16#include <linux/types.h>
17#include <linux/interrupt.h>
18#include <linux/list.h>
19#include <linux/timer.h>
20#include <linux/init.h>
21#include <linux/gpio.h>
22#include <linux/string.h>
23#include <linux/serial_core.h>
24#include <linux/serial_s3c.h>
25#include <linux/platform_device.h>
26#include <linux/io.h>
27
28#include <linux/mtd/map.h>
29
30#include <asm/mach/arch.h>
31#include <asm/mach/map.h>
32#include <asm/mach/irq.h>
33
34#include <asm/setup.h>
35#include <mach/hardware.h>
36#include <asm/irq.h>
37#include <asm/mach-types.h>
38
39//#include <asm/debug-ll.h>
40#include <mach/regs-gpio.h>
41#include <mach/gpio-samsung.h>
42#include <linux/platform_data/i2c-s3c2410.h>
43
44#include <plat/gpio-cfg.h>
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 nexcoder_iodesc[] __initdata = {
52	/* nothing here yet */
53};
54
55#define UCON S3C2410_UCON_DEFAULT
56#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
57#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
58
59static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
60	[0] = {
61		.hwport	     = 0,
62		.flags	     = 0,
63		.ucon	     = UCON,
64		.ulcon	     = ULCON,
65		.ufcon	     = UFCON,
66	},
67	[1] = {
68		.hwport	     = 1,
69		.flags	     = 0,
70		.ucon	     = UCON,
71		.ulcon	     = ULCON,
72		.ufcon	     = UFCON,
73	},
74	[2] = {
75		.hwport	     = 2,
76		.flags	     = 0,
77		.ucon	     = UCON,
78		.ulcon	     = ULCON,
79		.ufcon	     = UFCON,
80	}
81};
82
83/* NOR Flash on NexVision NexCoder 2440 board */
84
85static struct resource nexcoder_nor_resource[] = {
86	[0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_8M),
87};
88
89static struct map_info nexcoder_nor_map = {
90	.bankwidth = 2,
91};
92
93static struct platform_device nexcoder_device_nor = {
94	.name		= "mtd-flash",
95	.id		= -1,
96	.num_resources	= ARRAY_SIZE(nexcoder_nor_resource),
97	.resource	= nexcoder_nor_resource,
98	.dev =
99	{
100		.platform_data = &nexcoder_nor_map,
101	}
102};
103
104/* Standard Nexcoder devices */
105
106static struct platform_device *nexcoder_devices[] __initdata = {
107	&s3c_device_ohci,
108	&s3c_device_lcd,
109	&s3c_device_wdt,
110	&s3c_device_i2c0,
111	&s3c_device_iis,
112 	&s3c_device_rtc,
113	&s3c_device_camif,
114	&s3c_device_spi0,
115	&s3c_device_spi1,
116	&nexcoder_device_nor,
117};
118
119static void __init nexcoder_sensorboard_init(void)
120{
121	/* Initialize SCCB bus */
122	gpio_request_one(S3C2410_GPE(14), GPIOF_OUT_INIT_HIGH, NULL);
123	gpio_free(S3C2410_GPE(14)); /* IICSCL */
124	gpio_request_one(S3C2410_GPE(15), GPIOF_OUT_INIT_HIGH, NULL);
125	gpio_free(S3C2410_GPE(15)); /* IICSDA */
126
127	/* Power up the sensor board */
128	gpio_request_one(S3C2410_GPF(1), GPIOF_OUT_INIT_HIGH, NULL);
129	gpio_free(S3C2410_GPF(1)); /* CAM_GPIO7 => nLDO_PWRDN */
130	gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_LOW, NULL);
131	gpio_free(S3C2410_GPF(2)); /* CAM_GPIO6 => CAM_PWRDN */
132}
133
134static void __init nexcoder_map_io(void)
135{
136	s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
137	s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
138	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
139
140	nexcoder_sensorboard_init();
141}
142
143static void __init nexcoder_init_time(void)
144{
145	s3c2440_init_clocks(12000000);
146	samsung_timer_init();
147}
148
149static void __init nexcoder_init(void)
150{
151	s3c_i2c0_set_platdata(NULL);
152	platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
153};
154
155MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
156	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
157	.atag_offset	= 0x100,
158	.map_io		= nexcoder_map_io,
159	.init_machine	= nexcoder_init,
160	.init_irq	= s3c2440_init_irq,
161	.init_time	= nexcoder_init_time,
162MACHINE_END
163