drivers/clocksource/timer-of.h

   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