diff options
Diffstat (limited to 'arch/arm/mach-s3c2410/pm-simtec.c')
-rw-r--r-- | arch/arm/mach-s3c2410/pm-simtec.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/pm-simtec.c b/arch/arm/mach-s3c2410/pm-simtec.c new file mode 100644 index 000000000000..2cb798832223 --- /dev/null +++ b/arch/arm/mach-s3c2410/pm-simtec.c | |||
@@ -0,0 +1,65 @@ | |||
1 | /* linux/arch/arm/mach-s3c2410/pm-simtec.c | ||
2 | * | ||
3 | * Copyright (c) 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/device.h> | ||
22 | |||
23 | #include <asm/mach/arch.h> | ||
24 | #include <asm/mach/map.h> | ||
25 | |||
26 | #include <asm/hardware.h> | ||
27 | #include <asm/io.h> | ||
28 | |||
29 | #include <asm/arch/map.h> | ||
30 | #include <asm/arch/regs-serial.h> | ||
31 | #include <asm/arch/regs-gpio.h> | ||
32 | #include <asm/arch/regs-mem.h> | ||
33 | |||
34 | #include <asm/mach-types.h> | ||
35 | |||
36 | #include "pm.h" | ||
37 | |||
38 | #define COPYRIGHT ", (c) 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 | return 0; | ||
53 | |||
54 | printk(KERN_INFO "Simtec Board Power Manangement" COPYRIGHT "\n"); | ||
55 | |||
56 | gstatus4 = (__raw_readl(S3C2410_BANKCON7) & 0x3) << 30; | ||
57 | gstatus4 |= (__raw_readl(S3C2410_BANKCON6) & 0x3) << 28; | ||
58 | gstatus4 |= (__raw_readl(S3C2410_BANKSIZE) & S3C2410_BANKSIZE_MASK); | ||
59 | |||
60 | __raw_writel(gstatus4, S3C2410_GSTATUS4); | ||
61 | |||
62 | return s3c2410_pm_init(); | ||
63 | } | ||
64 | |||
65 | arch_initcall(pm_simtec_init); | ||