1 /* linux/arch/arm/plat-s3c24xx/pm-simtec.c
3 * Copyright (c) 2004 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
6 * http://armlinux.simtec.co.uk/
8 * Power Management helpers for Simtec S3C24XX implementations
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
15 #include <linux/kernel.h>
16 #include <linux/types.h>
17 #include <linux/interrupt.h>
18 #include <linux/list.h>
19 #include <linux/timer.h>
20 #include <linux/init.h>
21 #include <linux/sysdev.h>
22 #include <linux/device.h>
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
28 #include <mach/hardware.h>
31 #include <mach/regs-gpio.h>
32 #include <mach/regs-mem.h>
34 #include <asm/mach-types.h>
36 #include <asm/plat-s3c24xx/pm.h>
38 #define COPYRIGHT ", (c) 2005 Simtec Electronics"
42 * enable the power management functions
45 static __init
int pm_simtec_init(void)
47 unsigned long gstatus4
;
49 /* check which machine we are running on */
51 if (!machine_is_bast() && !machine_is_vr1000() &&
52 !machine_is_anubis() && !machine_is_osiris() &&
53 !machine_is_aml_m5900())
56 printk(KERN_INFO
"Simtec Board Power Manangement" COPYRIGHT
"\n");
58 gstatus4
= (__raw_readl(S3C2410_BANKCON7
) & 0x3) << 30;
59 gstatus4
|= (__raw_readl(S3C2410_BANKCON6
) & 0x3) << 28;
60 gstatus4
|= (__raw_readl(S3C2410_BANKSIZE
) & S3C2410_BANKSIZE_MASK
);
62 __raw_writel(gstatus4
, S3C2410_GSTATUS4
);
64 return s3c2410_pm_init();
67 arch_initcall(pm_simtec_init
);
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