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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>
Ben Dooksec976d62009-05-13 22:52:24 +010021#include <linux/gpio.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#include <linux/string.h>
Ben Dooksb6d1f542006-12-17 23:22:26 +010023#include <linux/serial_core.h>
Tushar Behera334a1c72014-02-14 10:32:45 +090024#include <linux/serial_s3c.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010025#include <linux/platform_device.h>
Russell Kingfced80c2008-09-06 12:10:45 +010026#include <linux/io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070027
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>
Russell Kinga09e64f2008-08-05 16:14:15 +010035#include <mach/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070036#include <asm/irq.h>
37#include <asm/mach-types.h>
38
39//#include <asm/debug-ll.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010040#include <mach/regs-gpio.h>
Linus Walleijb0161ca2014-01-14 14:24:24 +010041#include <mach/gpio-samsung.h>
Arnd Bergmann436d42c2012-08-24 15:22:12 +020042#include <linux/platform_data/i2c-s3c2410.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070043
Ben Dooks40b956f2010-05-04 14:38:49 +090044#include <plat/gpio-cfg.h>
Ben Dooksa2b7ba92008-10-07 22:26:09 +010045#include <plat/devs.h>
46#include <plat/cpu.h>
Romain Naour7f78b6e2013-01-09 18:47:04 -080047#include <plat/samsung-time.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070048
Kukjin Kimb27b0722012-01-03 14:02:03 +010049#include "common.h"
50
Linus Torvalds1da177e2005-04-16 15:20:36 -070051static 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
Ben Dooks66a9b492006-06-18 23:04:05 +010059static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070060 [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[] = {
Tushar Behera9615b732012-05-12 16:12:24 +090086 [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_8M),
Linus Torvalds1da177e2005-04-16 15:20:36 -070087};
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 = {
Ben Dooksb8132482009-11-23 00:13:39 +0000107 &s3c_device_ohci,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108 &s3c_device_lcd,
109 &s3c_device_wdt,
Ben Dooks3e1b7762008-10-31 16:14:40 +0000110 &s3c_device_i2c0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111 &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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119static void __init nexcoder_sensorboard_init(void)
120{
Sylwester Nawrocki42aa3222012-08-28 09:06:49 -0700121 /* 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126
Sylwester Nawrocki42aa3222012-08-28 09:06:49 -0700127 /* 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 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700132}
133
Ben Dooks5fe10ab2005-09-20 17:24:33 +0100134static void __init nexcoder_map_io(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135{
136 s3c24xx_init_io(nexcoder_iodesc, ARRAY_SIZE(nexcoder_iodesc));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137 s3c24xx_init_uarts(nexcoder_uartcfgs, ARRAY_SIZE(nexcoder_uartcfgs));
Romain Naour7f78b6e2013-01-09 18:47:04 -0800138 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
Ben Dooks57e51712007-04-20 11:19:16 +0100139
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140 nexcoder_sensorboard_init();
141}
142
Heiko Stuebnera28d6182014-05-09 05:49:19 +0900143static void __init nexcoder_init_time(void)
144{
Heiko Stuebner07ee5e72014-05-09 05:49:29 +0900145 s3c2440_init_clocks(12000000);
Heiko Stuebnera28d6182014-05-09 05:49:19 +0900146 samsung_timer_init();
147}
148
Ben Dooks57e51712007-04-20 11:19:16 +0100149static void __init nexcoder_init(void)
150{
Ben Dooks3e1b7762008-10-31 16:14:40 +0000151 s3c_i2c0_set_platdata(NULL);
Ben Dooks57e51712007-04-20 11:19:16 +0100152 platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
153};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154
155MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
Russell Kinge9dea0c2005-07-03 17:38:58 +0100156 /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
Nicolas Pitre69d50712011-07-05 22:38:17 -0400157 .atag_offset = 0x100,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158 .map_io = nexcoder_map_io,
Ben Dooks57e51712007-04-20 11:19:16 +0100159 .init_machine = nexcoder_init,
Heiko Stuebnerce6c1642013-02-12 09:59:20 -0800160 .init_irq = s3c2440_init_irq,
Heiko Stuebnera28d6182014-05-09 05:49:19 +0900161 .init_time = nexcoder_init_time,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162MACHINE_END