6b13f685e
 김민수
BSP 최초 추가
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/* linux/arch/arm/mach-s3c2443/s3c2443.c
*
* Copyright (c) 2007 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* Samsung S3C2443 Mobile CPU support
*
* 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/platform_device.h>
#include <linux/serial_core.h>
#include <linux/device.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/reboot.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 <mach/regs-s3c2443-clock.h>
#include <plat/gpio-core.h>
#include <plat/gpio-cfg.h>
#include <plat/gpio-cfg-helpers.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/fb-core.h>
#include <plat/nand-core.h>
#include <plat/adc-core.h>
#include <plat/rtc-core.h>
#include <plat/spi-core.h>
static struct map_desc s3c2443_iodesc[] __initdata = {
IODESC_ENT(WATCHDOG),
IODESC_ENT(CLKPWR),
IODESC_ENT(TIMER),
};
struct bus_type s3c2443_subsys = {
.name = "s3c2443-core",
.dev_name = "s3c2443-core",
};
static struct device s3c2443_dev = {
.bus = &s3c2443_subsys,
};
void s3c2443_restart(enum reboot_mode mode, const char *cmd)
{
if (mode == REBOOT_SOFT)
soft_restart(0);
__raw_writel(S3C2443_SWRST_RESET, S3C2443_SWRST);
}
int __init s3c2443_init(void)
{
printk("S3C2443: Initialising architecture
");
s3c_nand_setname("s3c2412-nand");
s3c_fb_setname("s3c2443-fb");
s3c_adc_setname("s3c2443-adc");
s3c_rtc_setname("s3c2443-rtc");
/* change WDT IRQ number */
s3c_device_wdt.resource[1].start = IRQ_S3C2443_WDT;
s3c_device_wdt.resource[1].end = IRQ_S3C2443_WDT;
return device_register(&s3c2443_dev);
}
void __init s3c2443_init_uarts(struct s3c2410_uartcfg *cfg, int no)
{
s3c24xx_init_uartdevs("s3c2440-uart", s3c2410_uart_resources, cfg, no);
}
/* s3c2443_map_io
*
* register the standard cpu IO areas, and any passed in from the
* machine specific initialisation.
*/
void __init s3c2443_map_io(void)
{
s3c24xx_gpiocfg_default.set_pull = s3c2443_gpio_setpull;
s3c24xx_gpiocfg_default.get_pull = s3c2443_gpio_getpull;
/* initialize device information early */
s3c64xx_spi_setname("s3c2443-spi");
iotable_init(s3c2443_iodesc, ARRAY_SIZE(s3c2443_iodesc));
}
/* 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 s3c2443 based system)
* as a driver which may support both 2443 and 2440 may try and use it.
*/
static int __init s3c2443_core_init(void)
{
return subsys_system_register(&s3c2443_subsys, NULL);
}
core_initcall(s3c2443_core_init);
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