linux/arch/arm/mach-s3c2440/mach-nexcoder.c
Kukjin Kim b27b072791 ARM: 7265/1: restart: S3C24XX: use new restart hook
Hook these platforms restart code into the new restart hook rather
than using arch_reset().
And adds local header file, common.h in arch/arm/mach-s3c2410/ and
arch/arm/mach-s3c2440/ directories.

Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-01-05 12:57:18 +00:00

163 lines
3.9 KiB
C

/* linux/arch/arm/mach-s3c2440/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/gpio.h>
#include <linux/string.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
#include <linux/io.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 <mach/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
//#include <asm/debug-ll.h>
#include <mach/regs-gpio.h>
#include <plat/regs-serial.h>
#include <plat/iic.h>
#include <plat/gpio-cfg.h>
#include <plat/s3c2410.h>
#include <plat/s3c244x.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include "common.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[] __initdata = {
[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_ohci,
&s3c_device_lcd,
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
&s3c_device_rtc,
&s3c_device_camif,
&s3c_device_spi0,
&s3c_device_spi1,
&nexcoder_device_nor,
};
static void __init nexcoder_sensorboard_init(void)
{
// Initialize SCCB bus
s3c2410_gpio_setpin(S3C2410_GPE(14), 1); // IICSCL
s3c_gpio_cfgpin(S3C2410_GPE(14), S3C2410_GPIO_OUTPUT);
s3c2410_gpio_setpin(S3C2410_GPE(15), 1); // IICSDA
s3c_gpio_cfgpin(S3C2410_GPE(15), S3C2410_GPIO_OUTPUT);
// Power up the sensor board
s3c2410_gpio_setpin(S3C2410_GPF(1), 1);
s3c_gpio_cfgpin(S3C2410_GPF(1), S3C2410_GPIO_OUTPUT); // CAM_GPIO7 => nLDO_PWRDN
s3c2410_gpio_setpin(S3C2410_GPF(2), 0);
s3c_gpio_cfgpin(S3C2410_GPF(2), S3C2410_GPIO_OUTPUT); // 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));
nexcoder_sensorboard_init();
}
static void __init nexcoder_init(void)
{
s3c_i2c0_set_platdata(NULL);
platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
};
MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440")
/* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
.atag_offset = 0x100,
.map_io = nexcoder_map_io,
.init_machine = nexcoder_init,
.init_irq = s3c24xx_init_irq,
.timer = &s3c24xx_timer,
.restart = s3c2440_restart,
MACHINE_END