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linux-next/arch/arm/mach-s3c2440/s3c2440.c
Ben Dooks 1ec7269fd8 ARM: S3C24XX: Add the gpio pull configuration for pull-up
Add the necessary gpio configuration helper for the devices which
have a single-bit pull-up resistor disabled.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2010-05-06 09:25:57 +09:00

61 lines
1.4 KiB
C

/* linux/arch/arm/mach-s3c2440/s3c2440.c
*
* Copyright (c) 2004-2006 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* Samsung S3C2440 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/platform_device.h>
#include <linux/serial_core.h>
#include <linux/sysdev.h>
#include <linux/gpio.h>
#include <linux/clk.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 <asm/irq.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/s3c244x.h>
#include <plat/gpio-core.h>
#include <plat/gpio-cfg.h>
#include <plat/gpio-cfg-helpers.h>
static struct sys_device s3c2440_sysdev = {
.cls = &s3c2440_sysclass,
};
int __init s3c2440_init(void)
{
printk("S3C2440: Initialising architecture\n");
s3c24xx_gpiocfg_default.set_pull = s3c_gpio_setpull_1up;
s3c24xx_gpiocfg_default.get_pull = s3c_gpio_getpull_1up;
/* change irq for watchdog */
s3c_device_wdt.resource[1].start = IRQ_S3C2440_WDT;
s3c_device_wdt.resource[1].end = IRQ_S3C2440_WDT;
/* register our system device for everything else */
return sysdev_register(&s3c2440_sysdev);
}