1. 根目录:
2. arch
3. arm
4. include
5. asm
6. hardware
7. timer-sp.h

struct clk;

void __sp804_clocksource_and_sched_clock_init(void __iomem *,
					      const char *, struct clk *, int);
void __sp804_clockevents_init(void __iomem *, unsigned int,
			      struct clk *, const char *);

static inline void sp804_clocksource_init(void __iomem *base, const char *name)
{
	__sp804_clocksource_and_sched_clock_init(base, name, NULL, 0);
}

static inline void sp804_clocksource_and_sched_clock_init(void __iomem *base,
							  const char *name)
{
	__sp804_clocksource_and_sched_clock_init(base, name, NULL, 1);
}

static inline void sp804_clockevents_init(void __iomem *base, unsigned int irq, const char *name)
{
	__sp804_clockevents_init(base, irq, NULL, name);

}