linux/drivers/clocksource/timer-of.h
Benjamin Gaignard f48729a999 clocksource/drivers/timer-of: Add timer_of_exit function
The timer-of API does not provide a function to undo what has been done by
the timer_of_init() function.

Add a timer_of_exit() function.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
2017-10-29 19:05:49 +01:00

73 lines
1.3 KiB
C

#ifndef __TIMER_OF_H__
#define __TIMER_OF_H__
#include <linux/clockchips.h>
#define TIMER_OF_BASE 0x1
#define TIMER_OF_CLOCK 0x2
#define TIMER_OF_IRQ 0x4
struct of_timer_irq {
int irq;
int index;
int percpu;
const char *name;
unsigned long flags;
irq_handler_t handler;
};
struct of_timer_base {
void __iomem *base;
const char *name;
int index;
};
struct of_timer_clk {
struct clk *clk;
const char *name;
int index;
unsigned long rate;
unsigned long period;
};
struct timer_of {
unsigned int flags;
struct clock_event_device clkevt;
struct of_timer_base of_base;
struct of_timer_irq of_irq;
struct of_timer_clk of_clk;
void *private_data;
};
static inline struct timer_of *to_timer_of(struct clock_event_device *clkevt)
{
return container_of(clkevt, struct timer_of, clkevt);
}
static inline void __iomem *timer_of_base(struct timer_of *to)
{
return to->of_base.base;
}
static inline int timer_of_irq(struct timer_of *to)
{
return to->of_irq.irq;
}
static inline unsigned long timer_of_rate(struct timer_of *to)
{
return to->of_clk.rate;
}
static inline unsigned long timer_of_period(struct timer_of *to)
{
return to->of_clk.period;
}
extern int __init timer_of_init(struct device_node *np,
struct timer_of *to);
extern void timer_of_exit(struct timer_of *to);
#endif