rtc.h 1.6 KB

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  1. /*
  2. * include/asm-mips/rtc.h
  3. *
  4. * (Really an interface for drivers/char/genrtc.c)
  5. *
  6. * Copyright (C) 2004 MontaVista Software Inc.
  7. * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
  8. *
  9. * Please read the COPYING file for all license details.
  10. */
  11. #ifndef _MIPS_RTC_H
  12. #define _MIPS_RTC_H
  13. #ifdef __KERNEL__
  14. #include <linux/rtc.h>
  15. #include <asm/time.h>
  16. #define RTC_PIE 0x40 /* periodic interrupt enable */
  17. #define RTC_AIE 0x20 /* alarm interrupt enable */
  18. #define RTC_UIE 0x10 /* update-finished interrupt enable */
  19. /* some dummy definitions */
  20. #define RTC_BATT_BAD 0x100 /* battery bad */
  21. #define RTC_SQWE 0x08 /* enable square-wave output */
  22. #define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */
  23. #define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */
  24. #define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */
  25. static inline unsigned int get_rtc_time(struct rtc_time *time)
  26. {
  27. unsigned long nowtime;
  28. nowtime = rtc_get_time();
  29. to_tm(nowtime, time);
  30. time->tm_year -= 1900;
  31. return RTC_24H;
  32. }
  33. static inline int set_rtc_time(struct rtc_time *time)
  34. {
  35. unsigned long nowtime;
  36. int ret;
  37. nowtime = mktime(time->tm_year+1900, time->tm_mon+1,
  38. time->tm_mday, time->tm_hour, time->tm_min,
  39. time->tm_sec);
  40. ret = rtc_set_time(nowtime);
  41. return ret;
  42. }
  43. static inline unsigned int get_rtc_ss(void)
  44. {
  45. struct rtc_time h;
  46. get_rtc_time(&h);
  47. return h.tm_sec;
  48. }
  49. static inline int get_rtc_pll(struct rtc_pll_info *pll)
  50. {
  51. return -EINVAL;
  52. }
  53. static inline int set_rtc_pll(struct rtc_pll_info *pll)
  54. {
  55. return -EINVAL;
  56. }
  57. #endif
  58. #endif