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/string.h>
22#include <linux/serial_core.h>
23#include <linux/platform_device.h>
24
25#include <linux/mtd/map.h>
26
27#include <asm/mach/arch.h>
28#include <asm/mach/map.h>
29#include <asm/mach/irq.h>
30
31#include <asm/setup.h>
32#include <asm/hardware.h>
33#include <asm/io.h>
34#include <asm/irq.h>
35#include <asm/mach-types.h>
36
37//#include <asm/debug-ll.h>
38#include <asm/arch/regs-gpio.h>
39#include <asm/arch/regs-serial.h>
40
41#include <asm/plat-s3c24xx/s3c2410.h>
42#include <asm/plat-s3c24xx/s3c2440.h>
43#include <asm/plat-s3c24xx/clock.h>
44#include <asm/plat-s3c24xx/devs.h>
45#include <asm/plat-s3c24xx/cpu.h>
46
47static struct map_desc nexcoder_iodesc[] __initdata = {
48	/* nothing here yet */
49};
50
51#define UCON S3C2410_UCON_DEFAULT
52#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
53#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
54
55static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
56	[0] = {
57		.hwport	     = 0,
58		.flags	     = 0,
59		.ucon	     = UCON,
60		.ulcon	     = ULCON,
61		.ufcon	     = UFCON,
62	},
63	[1] = {
64		.hwport	     = 1,
65		.flags	     = 0,
66		.ucon	     = UCON,
67		.ulcon	     = ULCON,
68		.ufcon	     = UFCON,
69	},
70	[2] = {
71		.hwport	     = 2,
72		.flags	     = 0,
73		.ucon	     = UCON,
74		.ulcon	     = ULCON,
75		.ufcon	     = UFCON,
76	}
77};
78
79/* NOR Flash on NexVision NexCoder 2440 board */
80
81static struct resource nexcoder_nor_resource[] = {
82	[0] = {
83		.start = S3C2410_CS0,
84		.end   = S3C2410_CS0 + (8*1024*1024) - 1,
85		.flags = IORESOURCE_MEM,
86	}
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_usb,
108	&s3c_device_lcd,
109	&s3c_device_wdt,
110	&s3c_device_i2c,
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	s3c2410_gpio_setpin(S3C2410_GPE14, 1); // IICSCL
123	s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_OUTP);
124	s3c2410_gpio_setpin(S3C2410_GPE15, 1); // IICSDA
125	s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_OUTP);
126
127	// Power up the sensor board
128	s3c2410_gpio_setpin(S3C2410_GPF1, 1);
129	s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPF1_OUTP); // CAM_GPIO7 => nLDO_PWRDN
130	s3c2410_gpio_setpin(S3C2410_GPF2, 0);
131	s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPF2_OUTP); // 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_clocks(0);
138	s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
139
140	nexcoder_sensorboard_init();
141}
142
143static void __init nexcoder_init(void)
144{
145	platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
146};
147
148MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
149	/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
150	.phys_io	= S3C2410_PA_UART,
151	.io_pg_offst	= (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
152	.boot_params	= S3C2410_SDRAM_PA + 0x100,
153	.map_io		= nexcoder_map_io,
154	.init_machine	= nexcoder_init,
155	.init_irq	= s3c24xx_init_irq,
156	.timer		= &s3c24xx_timer,
157MACHINE_END
158