diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-03 10:39:02 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-03 10:39:02 -0700 |
commit | 7e31aa11fc672bbe0dd0da59513c9efe3809ced7 (patch) | |
tree | 0aafe6a0045230950ce6b26579a053da12614a49 /arch/arm/include/asm/mach/time.h | |
parent | 071f4924844c435a3ae0cdbab7d7df2f1da85713 (diff) | |
parent | 9cb7117fa4858468014f76bd996076985111e955 (diff) |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm:
[ARM] 5182/1: pxa: Fix pcm990 compilation
[ARM] Fix explicit asm(-arm)?/arch-foo references
[ARM] move include/asm-arm to arch/arm/include/asm
[ARM] Remove explicit dependency for misc.o from compressed/Makefile
[ARM] initrd: claim initrd memory exclusively
[ARM] pxa: add support for L2 outer cache on XScale3 (attempt 2)
[ARM] 5180/1: at91: Fix at91_nand -> atmel_nand rename fallout
[ARM] add Sascha Hauer as Freescale i.MX Maintainer
[ARM] i.MX: add missing clock functions exports
[ARM] i.MX: remove set_imx_fb_info() export
[ARM] mx1ads: make mmc platform data available for modules
[ARM] mx2: add missing Kconfig dependency
Diffstat (limited to 'arch/arm/include/asm/mach/time.h')
-rw-r--r-- | arch/arm/include/asm/mach/time.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mach/time.h b/arch/arm/include/asm/mach/time.h new file mode 100644 index 000000000000..b2cc1fcd0400 --- /dev/null +++ b/arch/arm/include/asm/mach/time.h @@ -0,0 +1,57 @@ +/* + * arch/arm/include/asm/mach/time.h + * + * Copyright (C) 2004 MontaVista Software, Inc. + * + * 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. + */ +#ifndef __ASM_ARM_MACH_TIME_H +#define __ASM_ARM_MACH_TIME_H + +#include <linux/sysdev.h> + +/* + * This is our kernel timer structure. + * + * - init + * Initialise the kernels jiffy timer source, claim interrupt + * using setup_irq. This is called early on during initialisation + * while interrupts are still disabled on the local CPU. + * - suspend + * Suspend the kernel jiffy timer source, if necessary. This + * is called with interrupts disabled, after all normal devices + * have been suspended. If no action is required, set this to + * NULL. + * - resume + * Resume the kernel jiffy timer source, if necessary. This + * is called with interrupts disabled before any normal devices + * are resumed. If no action is required, set this to NULL. + * - offset + * Return the timer offset in microseconds since the last timer + * interrupt. Note: this must take account of any unprocessed + * timer interrupt which may be pending. + */ +struct sys_timer { + struct sys_device dev; + void (*init)(void); + void (*suspend)(void); + void (*resume)(void); +#ifndef CONFIG_GENERIC_TIME + unsigned long (*offset)(void); +#endif +}; + +extern struct sys_timer *system_timer; +extern void timer_tick(void); + +/* + * Kernel time keeping support. + */ +struct timespec; +extern int (*set_rtc)(void); +extern void save_time_delta(struct timespec *delta, struct timespec *rtc); +extern void restore_time_delta(struct timespec *delta, struct timespec *rtc); + +#endif |