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1 | /* linux/arch/arm/plat-s3c24xx/pm-simtec.c |
2 | * |
3 | * Copyright 2004 Simtec Electronics |
4 | * Ben Dooks <ben@simtec.co.uk> |
5 | * |
6 | * http://armlinux.simtec.co.uk/ |
7 | * |
8 | * Power Management helpers for Simtec S3C24XX implementations |
9 | * |
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. |
13 | */ |
14 | |
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> |
23 | #include <linux/io.h> |
24 | |
25 | #include <asm/mach/arch.h> |
26 | #include <asm/mach/map.h> |
27 | |
28 | #include <mach/hardware.h> |
29 | |
30 | #include <mach/map.h> |
31 | #include <mach/regs-gpio.h> |
32 | #include <mach/regs-mem.h> |
33 | |
34 | #include <asm/mach-types.h> |
35 | |
36 | #include <plat/pm.h> |
37 | |
38 | #define COPYRIGHT ", Copyright 2005 Simtec Electronics" |
39 | |
40 | /* pm_simtec_init |
41 | * |
42 | * enable the power management functions |
43 | */ |
44 | |
45 | static __init int pm_simtec_init(void) |
46 | { |
47 | unsigned long gstatus4; |
48 | |
49 | /* check which machine we are running on */ |
50 | |
51 | if (!machine_is_bast() && !machine_is_vr1000() && |
52 | !machine_is_anubis() && !machine_is_osiris() && |
53 | !machine_is_aml_m5900()) |
54 | return 0; |
55 | |
56 | printk(KERN_INFO "Simtec Board Power Manangement" COPYRIGHT "\n"); |
57 | |
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); |
61 | |
62 | __raw_writel(gstatus4, S3C2410_GSTATUS4); |
63 | |
64 | return s3c_pm_init(); |
65 | } |
66 | |
67 | arch_initcall(pm_simtec_init); |
68 |
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v2.6.34-rc5
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