LXR linux/arch/arm/mach-s3c24xx/s3c2442.c

   1/* linux/arch/arm/mach-s3c2442/s3c2442.c
   2 *
   3 * Copyright (c) 2004-2005 Simtec Electronics
   4 *      http://armlinux.simtec.co.uk/
   5 *      Ben Dooks <ben@simtec.co.uk>
   6 *
   7 * S3C2442 core and lock support
   8 *
   9 * This program is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License as published by
  11 * the Free Software Foundation; either version 2 of the License, or
  12 * (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22*/
  23
  24#include <linux/init.h>
  25#include <linux/module.h>
  26#include <linux/kernel.h>
  27#include <linux/list.h>
  28#include <linux/errno.h>
  29#include <linux/err.h>
  30#include <linux/device.h>
  31#include <linux/syscore_ops.h>
  32#include <linux/interrupt.h>
  33#include <linux/ioport.h>
  34#include <linux/mutex.h>
  35#include <linux/gpio.h>
  36#include <linux/clk.h>
  37#include <linux/io.h>
  38
  39#include <mach/hardware.h>
  40#include <mach/gpio-samsung.h>
  41#include <linux/atomic.h>
  42#include <asm/irq.h>
  43
  44#include <mach/regs-clock.h>
  45
  46#include <plat/cpu.h>
  47#include <plat/pm.h>
  48
  49#include <plat/gpio-core.h>
  50#include <plat/gpio-cfg.h>
  51#include <plat/gpio-cfg-helpers.h>
  52
  53#include "common.h"
  54
  55static struct device s3c2442_dev = {
  56        .bus            = &s3c2442_subsys,
  57};
  58
  59int __init s3c2442_init(void)
  60{
  61        printk("S3C2442: Initialising architecture\n");
  62
  63#ifdef CONFIG_PM_SLEEP
  64        register_syscore_ops(&s3c2410_pm_syscore_ops);
  65        register_syscore_ops(&s3c24xx_irq_syscore_ops);
  66        register_syscore_ops(&s3c244x_pm_syscore_ops);
  67#endif
  68
  69        return device_register(&s3c2442_dev);
  70}
  71
  72void __init s3c2442_map_io(void)
  73{
  74        s3c244x_map_io();
  75
  76        s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1down;
  77        s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1down;
  78}
  79