arch/arm/mach-mt8127/timer.c

   1 #include <asm/mach/time.h>
   2 #include <mach/mt_timer.h>
   3 #include <linux/version.h>
   4
   5 extern struct mt_clock mt6582_gpt;
   6 extern int generic_timer_register(void);
   7
   8
   9 struct mt_clock *mt6582_clocks[] =
  10 {
  11     &mt6582_gpt,
  12 };
  13
  14 void __init mt6582_timer_init(void)
  15 {
  16     int i;
  17     struct mt_clock *clock;
  18     int err;
  19
  20     for (i = 0; i < ARRAY_SIZE(mt6582_clocks); i++) {
  21         clock = mt6582_clocks[i];
  22
  23         clock->init_func();
  24
  25         if (clock->clocksource.name) {
  26             err = clocksource_register(&(clock->clocksource));
  27             if (err) {
  28                 pr_err("mt6582_timer_init: clocksource_register failed for %s\n", clock->clocksource.name);
  29             }
  30         }
  31
  32         err = setup_irq(clock->irq.irq, &(clock->irq));
  33         if (err) {
  34             pr_err("mt6582_timer_init: setup_irq failed for %s\n", clock->irq.name);
  35         }
  36
  37         if (clock->clockevent.name)
  38             clockevents_register_device(&(clock->clockevent));
  39     }
  40
  41 #ifndef CONFIG_MT8127_FPGA
  42     err = generic_timer_register();
  43     if (err) {
  44         pr_err("generic_timer_register failed, err=%d\n", err);
  45     }
  46   // printk("fwq no generic timer");
  47 #endif
  48 }
  49
  50 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,10,0)
  51 struct sys_timer mt6582_timer = {
  52     .init = mt6582_timer_init,
  53 };
  54 #endif