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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-05 16:14:15 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:48 +0100 |
commit | a09e64fbc0094e3073dbb09c3b4bfe4ab669244b (patch) | |
tree | 69689f467179891b498bd7423fcf61925173db31 /arch/arm/mach-s3c2410/include/mach/system.h | |
parent | a1b81a84fff05dbfef45b7012c26e1fee9973e5d (diff) | |
download | op-kernel-dev-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.zip op-kernel-dev-a09e64fbc0094e3073dbb09c3b4bfe4ab669244b.tar.gz |
[ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach
This just leaves include/asm-arm/plat-* to deal with.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-s3c2410/include/mach/system.h')
-rw-r--r-- | arch/arm/mach-s3c2410/include/mach/system.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/system.h b/arch/arm/mach-s3c2410/include/mach/system.h new file mode 100644 index 0000000..e9f676b --- /dev/null +++ b/arch/arm/mach-s3c2410/include/mach/system.h @@ -0,0 +1,58 @@ +/* arch/arm/mach-s3c2410/include/mach/system.h + * + * Copyright (c) 2003 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C2410 - System function defines and includes + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include <mach/hardware.h> +#include <asm/io.h> + +#include <mach/map.h> +#include <mach/idle.h> +#include <mach/reset.h> + +#include <mach/regs-clock.h> + +void (*s3c24xx_idle)(void); +void (*s3c24xx_reset_hook)(void); + +void s3c24xx_default_idle(void) +{ + unsigned long tmp; + int i; + + /* idle the system by using the idle mode which will wait for an + * interrupt to happen before restarting the system. + */ + + /* Warning: going into idle state upsets jtag scanning */ + + __raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE, + S3C2410_CLKCON); + + /* the samsung port seems to do a loop and then unset idle.. */ + for (i = 0; i < 50; i++) { + tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */ + } + + /* this bit is not cleared on re-start... */ + + __raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE, + S3C2410_CLKCON); +} + +static void arch_idle(void) +{ + if (s3c24xx_idle != NULL) + (s3c24xx_idle)(); + else + s3c24xx_default_idle(); +} + +#include <mach/system-reset.h> |