diff options
Diffstat (limited to 'arch/arm/mach-s3c2410')
-rw-r--r-- | arch/arm/mach-s3c2410/include/mach/system.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/system.h b/arch/arm/mach-s3c2410/include/mach/system.h deleted file mode 100644 index 5e215c1a5c8f..000000000000 --- a/arch/arm/mach-s3c2410/include/mach/system.h +++ /dev/null | |||
@@ -1,54 +0,0 @@ | |||
1 | /* arch/arm/mach-s3c2410/include/mach/system.h | ||
2 | * | ||
3 | * Copyright (c) 2003 Simtec Electronics | ||
4 | * Ben Dooks <ben@simtec.co.uk> | ||
5 | * | ||
6 | * S3C2410 - System function defines and includes | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or modify | ||
9 | * it under the terms of the GNU General Public License version 2 as | ||
10 | * published by the Free Software Foundation. | ||
11 | */ | ||
12 | |||
13 | #include <linux/io.h> | ||
14 | #include <mach/hardware.h> | ||
15 | |||
16 | #include <mach/map.h> | ||
17 | #include <mach/idle.h> | ||
18 | |||
19 | #include <mach/regs-clock.h> | ||
20 | |||
21 | void (*s3c24xx_idle)(void); | ||
22 | |||
23 | void s3c24xx_default_idle(void) | ||
24 | { | ||
25 | unsigned long tmp; | ||
26 | int i; | ||
27 | |||
28 | /* idle the system by using the idle mode which will wait for an | ||
29 | * interrupt to happen before restarting the system. | ||
30 | */ | ||
31 | |||
32 | /* Warning: going into idle state upsets jtag scanning */ | ||
33 | |||
34 | __raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE, | ||
35 | S3C2410_CLKCON); | ||
36 | |||
37 | /* the samsung port seems to do a loop and then unset idle.. */ | ||
38 | for (i = 0; i < 50; i++) { | ||
39 | tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */ | ||
40 | } | ||
41 | |||
42 | /* this bit is not cleared on re-start... */ | ||
43 | |||
44 | __raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE, | ||
45 | S3C2410_CLKCON); | ||
46 | } | ||
47 | |||
48 | static void arch_idle(void) | ||
49 | { | ||
50 | if (s3c24xx_idle != NULL) | ||
51 | (s3c24xx_idle)(); | ||
52 | else | ||
53 | s3c24xx_default_idle(); | ||
54 | } | ||