1 #ifndef __TIMER_OF_H__
2 #define __TIMER_OF_H__
3 
4 #include <linux/clockchips.h>
5 
6 #define TIMER_OF_BASE	0x1
7 #define TIMER_OF_CLOCK	0x2
8 #define TIMER_OF_IRQ	0x4
9 
10 struct of_timer_irq {
11 	int irq;
12 	int index;
13 	int percpu;
14 	const char *name;
15 	unsigned long flags;
16 	irq_handler_t handler;
17 };
18 
19 struct of_timer_base {
20 	void __iomem *base;
21 	const char *name;
22 	int index;
23 };
24 
25 struct of_timer_clk {
26 	struct clk *clk;
27 	const char *name;
28 	int index;
29 	unsigned long rate;
30 	unsigned long period;
31 };
32 
33 struct timer_of {
34 	unsigned int flags;
35 	struct clock_event_device clkevt;
36 	struct of_timer_base of_base;
37 	struct of_timer_irq  of_irq;
38 	struct of_timer_clk  of_clk;
39 	void *private_data;
40 };
41 
42 static inline struct timer_of *to_timer_of(struct clock_event_device *clkevt)
43 {
44 	return container_of(clkevt, struct timer_of, clkevt);
45 }
46 
47 static inline void __iomem *timer_of_base(struct timer_of *to)
48 {
49 	return to->of_base.base;
50 }
51 
52 static inline int timer_of_irq(struct timer_of *to)
53 {
54 	return to->of_irq.irq;
55 }
56 
57 static inline unsigned long timer_of_rate(struct timer_of *to)
58 {
59 	return to->of_clk.rate;
60 }
61 
62 static inline unsigned long timer_of_period(struct timer_of *to)
63 {
64 	return to->of_clk.period;
65 }
66 
67 extern int __init timer_of_init(struct device_node *np,
68 				struct timer_of *to);
69 #endif
70