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Ben Dooksa21765a2007-02-11 18:31:01 +01001/* linux/arch/arm/mach-s3c2440/mach-nexcoder.c
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 *
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>
Ben Dooksb6d1f542006-12-17 23:22:26 +010022#include <linux/serial_core.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010023#include <linux/platform_device.h>
Russell Kingfced80c2008-09-06 12:10:45 +010024#include <linux/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070025
26#include <linux/mtd/map.h>
27
28#include <asm/mach/arch.h>
29#include <asm/mach/map.h>
30#include <asm/mach/irq.h>
31
32#include <asm/setup.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010033#include <mach/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#include <asm/irq.h>
35#include <asm/mach-types.h>
36
37//#include <asm/debug-ll.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010038#include <mach/regs-gpio.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010039#include <plat/regs-serial.h>
Ben Dooks3e1b7762008-10-31 16:14:40 +000040#include <plat/iic.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070041
Ben Dooksa2b7ba92008-10-07 22:26:09 +010042#include <plat/s3c2410.h>
43#include <plat/s3c2440.h>
Ben Dooksd5120ae2008-10-07 23:09:51 +010044#include <plat/clock.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010045#include <plat/devs.h>
46#include <plat/cpu.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070047
48static struct map_desc nexcoder_iodesc[] __initdata = {
49 /* nothing here yet */
50};
51
52#define UCON S3C2410_UCON_DEFAULT
53#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
54#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
55
Ben Dooks66a9b492006-06-18 23:04:05 +010056static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070057 [0] = {
58 .hwport = 0,
59 .flags = 0,
60 .ucon = UCON,
61 .ulcon = ULCON,
62 .ufcon = UFCON,
63 },
64 [1] = {
65 .hwport = 1,
66 .flags = 0,
67 .ucon = UCON,
68 .ulcon = ULCON,
69 .ufcon = UFCON,
70 },
71 [2] = {
72 .hwport = 2,
73 .flags = 0,
74 .ucon = UCON,
75 .ulcon = ULCON,
76 .ufcon = UFCON,
77 }
78};
79
80/* NOR Flash on NexVision NexCoder 2440 board */
81
82static struct resource nexcoder_nor_resource[] = {
83 [0] = {
84 .start = S3C2410_CS0,
85 .end = S3C2410_CS0 + (8*1024*1024) - 1,
86 .flags = IORESOURCE_MEM,
87 }
88};
89
90static struct map_info nexcoder_nor_map = {
91 .bankwidth = 2,
92};
93
94static struct platform_device nexcoder_device_nor = {
95 .name = "mtd-flash",
96 .id = -1,
97 .num_resources = ARRAY_SIZE(nexcoder_nor_resource),
98 .resource = nexcoder_nor_resource,
99 .dev =
100 {
101 .platform_data = &nexcoder_nor_map,
102 }
103};
104
105/* Standard Nexcoder devices */
106
107static struct platform_device *nexcoder_devices[] __initdata = {
108 &s3c_device_usb,
109 &s3c_device_lcd,
110 &s3c_device_wdt,
Ben Dooks3e1b7762008-10-31 16:14:40 +0000111 &s3c_device_i2c0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112 &s3c_device_iis,
113 &s3c_device_rtc,
114 &s3c_device_camif,
115 &s3c_device_spi0,
116 &s3c_device_spi1,
117 &nexcoder_device_nor,
118};
119
Linus Torvalds1da177e2005-04-16 15:20:36 -0700120static void __init nexcoder_sensorboard_init(void)
121{
122 // Initialize SCCB bus
123 s3c2410_gpio_setpin(S3C2410_GPE14, 1); // IICSCL
Ben Dooks9f05f6a2009-05-13 21:46:15 +0100124 s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPIO_OUTPUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125 s3c2410_gpio_setpin(S3C2410_GPE15, 1); // IICSDA
Ben Dooks9f05f6a2009-05-13 21:46:15 +0100126 s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPIO_OUTPUT);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
128 // Power up the sensor board
129 s3c2410_gpio_setpin(S3C2410_GPF1, 1);
Ben Dooks9f05f6a2009-05-13 21:46:15 +0100130 s3c2410_gpio_cfgpin(S3C2410_GPF1, S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131 s3c2410_gpio_setpin(S3C2410_GPF2, 0);
Ben Dooks9f05f6a2009-05-13 21:46:15 +0100132 s3c2410_gpio_cfgpin(S3C2410_GPF2, S3C2410_GPIO_OUTPUT); // CAM_GPIO6 => CAM_PWRDN
Linus Torvalds1da177e2005-04-16 15:20:36 -0700133}
134
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100135static void __init nexcoder_map_io(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700136{
137 s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
138 s3c24xx_init_clocks(0);
139 s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
Ben Dooks57e51712007-04-20 11:19:16 +0100140
Linus Torvalds1da177e2005-04-16 15:20:36 -0700141 nexcoder_sensorboard_init();
142}
143
Ben Dooks57e51712007-04-20 11:19:16 +0100144static void __init nexcoder_init(void)
145{
Ben Dooks3e1b7762008-10-31 16:14:40 +0000146 s3c_i2c0_set_platdata(NULL);
Ben Dooks57e51712007-04-20 11:19:16 +0100147 platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
148};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149
150MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
Russell Kinge9dea0c2005-07-03 17:38:58 +0100151 /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
Russell Kinge9dea0c2005-07-03 17:38:58 +0100152 .phys_io = S3C2410_PA_UART,
153 .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
154 .boot_params = S3C2410_SDRAM_PA + 0x100,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155 .map_io = nexcoder_map_io,
Ben Dooks57e51712007-04-20 11:19:16 +0100156 .init_machine = nexcoder_init,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157 .init_irq = s3c24xx_init_irq,
158 .timer = &s3c24xx_timer,
159MACHINE_END