1#ifndef __ASM_SH_TIMER_H
2#define __ASM_SH_TIMER_H
3
4#include <linux/sysdev.h>
5#include <linux/clocksource.h>
6#include <asm/cpu/timer.h>
7
8struct sys_timer_ops {
9	int (*init)(void);
10	int (*start)(void);
11	int (*stop)(void);
12	cycle_t (*read)(void);
13#ifndef CONFIG_GENERIC_TIME
14	unsigned long (*get_offset)(void);
15#endif
16};
17
18struct sys_timer {
19	const char		*name;
20
21	struct sys_device	dev;
22	struct sys_timer_ops	*ops;
23};
24
25#define TICK_SIZE (tick_nsec / 1000)
26
27extern struct sys_timer tmu_timer, cmt_timer, mtu2_timer;
28extern struct sys_timer *sys_timer;
29
30#ifndef CONFIG_GENERIC_TIME
31static inline unsigned long get_timer_offset(void)
32{
33	return sys_timer->ops->get_offset();
34}
35#endif
36
37/* arch/sh/kernel/timers/timer.c */
38struct sys_timer *get_sys_timer(void);
39
40/* arch/sh/kernel/time.c */
41void handle_timer_tick(void);
42extern unsigned long sh_hpt_frequency;
43extern struct clocksource clocksource_sh;
44
45#endif /* __ASM_SH_TIMER_H */
46