kernel-ark/arch/arm/mach-s3c2410/pm-simtec.c
Ben Dooks f705b1aed7 [PATCH] ARM: 2764/1: S3C24XX - Common PM functions for Simtec boards
Patch from Ben Dooks

All current S3C24XX implementations from Simtec share the same
requirements for suspend/resume information.
This patch moves the save code out of the mach-bast.c file,
and into it's own so it can be shared by all the current
Simtec S3C24XX implementations.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2005-06-29 11:09:15 +01:00

66 lines
1.5 KiB
C

/* linux/arch/arm/mach-s3c2410/pm-simtec.c
*
* Copyright (c) 2004 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
*
* http://armlinux.simtec.co.uk/
*
* Power Management helpers for Simtec S3C24XX implementations
*
* 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/device.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/arch/map.h>
#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/regs-mem.h>
#include <asm/mach-types.h>
#include "pm.h"
#define COPYRIGHT ", (c) 2005 Simtec Electronics"
/* pm_simtec_init
*
* enable the power management functions
*/
static __init int pm_simtec_init(void)
{
unsigned long gstatus4;
/* check which machine we are running on */
if (!machine_is_bast() && !machine_is_vr1000())
return 0;
printk(KERN_INFO "Simtec Board Power Manangement" COPYRIGHT "\n");
gstatus4 = (__raw_readl(S3C2410_BANKCON7) & 0x3) << 30;
gstatus4 |= (__raw_readl(S3C2410_BANKCON6) & 0x3) << 28;
gstatus4 |= (__raw_readl(S3C2410_BANKSIZE) & S3C2410_BANKSIZE_MASK);
__raw_writel(gstatus4, S3C2410_GSTATUS4);
return s3c2410_pm_init();
}
arch_initcall(pm_simtec_init);