linux/arch/arm/mach-s3c24xx/simtec-pm.c

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// SPDX-License-Identifier: GPL-2.0
//
// Copyright 2004 Simtec Electronics
// Ben Dooks <ben@simtec.co.uk>
//
// http://armlinux.simtec.co.uk/
//
// Power Management helpers for Simtec S3C24XX implementations
#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 <linux/io.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <mach/map.h>
#include <mach/regs-gpio.h>
#include <asm/mach-types.h>
#include <plat/pm.h>
#include "regs-mem.h"
#define COPYRIGHT ", Copyright 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() &&
!machine_is_anubis() && !machine_is_osiris() &&
!machine_is_aml_m5900())
return 0;
printk(KERN_INFO "Simtec Board Power Management" 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 s3c_pm_init();
}
arch_initcall(pm_simtec_init);