blob: 5061d66ca10cb47809ae9b33c62da0be52b1bc9e [file] [log] [blame]
/* linux/arch/arm/mach-s3c2410/s3c2410.c
* Copyright (c) 2003-2005 Simtec Electronics
* Ben Dooks <>
* 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.
#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/clk.h>
#include <linux/device.h>
#include <linux/syscore_ops.h>
#include <linux/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/reboot.h>
#include <linux/io.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/gpio-samsung.h>
#include <asm/irq.h>
#include <asm/system_misc.h>
#include <plat/cpu-freq.h>
#include <mach/regs-clock.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/pm.h>
#include <plat/gpio-core.h>
#include <plat/gpio-cfg.h>
#include <plat/gpio-cfg-helpers.h>
#include "common.h"
/* Initial IO mappings */
static struct map_desc s3c2410_iodesc[] __initdata = {
/* our uart devices */
/* uart registration process */
void __init s3c2410_init_uarts(struct s3c2410_uartcfg *cfg, int no)
s3c24xx_init_uartdevs("s3c2410-uart", s3c2410_uart_resources, cfg, no);
/* s3c2410_map_io
* register the standard cpu IO areas, and any passed in from the
* machine specific initialisation.
void __init s3c2410_map_io(void)
s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up;
s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up;
iotable_init(s3c2410_iodesc, ARRAY_SIZE(s3c2410_iodesc));
struct bus_type s3c2410_subsys = {
.name = "s3c2410-core",
.dev_name = "s3c2410-core",
/* Note, we would have liked to name this s3c2410-core, but we cannot
* register two subsystems with the same name.
struct bus_type s3c2410a_subsys = {
.name = "s3c2410a-core",
.dev_name = "s3c2410a-core",
static struct device s3c2410_dev = {
.bus = &s3c2410_subsys,
/* need to register the subsystem before we actually register the device, and
* we also need to ensure that it has been initialised before any of the
* drivers even try to use it (even if not on an s3c2410 based system)
* as a driver which may support both 2410 and 2440 may try and use it.
static int __init s3c2410_core_init(void)
return subsys_system_register(&s3c2410_subsys, NULL);
static int __init s3c2410a_core_init(void)
return subsys_system_register(&s3c2410a_subsys, NULL);
int __init s3c2410_init(void)
printk("S3C2410: Initialising architecture\n");
return device_register(&s3c2410_dev);
int __init s3c2410a_init(void)
s3c2410_dev.bus = &s3c2410a_subsys;
return s3c2410_init();