atmel-st.h 1.8 KB

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  1. /*
  2. * Copyright (C) 2005 Ivan Kokshaysky
  3. * Copyright (C) SAN People
  4. *
  5. * System Timer (ST) - System peripherals registers.
  6. * Based on AT91RM9200 datasheet revision E.
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License as published by
  10. * the Free Software Foundation; either version 2 of the License, or
  11. * (at your option) any later version.
  12. */
  13. #ifndef _LINUX_MFD_SYSCON_ATMEL_ST_H
  14. #define _LINUX_MFD_SYSCON_ATMEL_ST_H
  15. #include <linux/bitops.h>
  16. #define AT91_ST_CR 0x00 /* Control Register */
  17. #define AT91_ST_WDRST BIT(0) /* Watchdog Timer Restart */
  18. #define AT91_ST_PIMR 0x04 /* Period Interval Mode Register */
  19. #define AT91_ST_PIV 0xffff /* Period Interval Value */
  20. #define AT91_ST_WDMR 0x08 /* Watchdog Mode Register */
  21. #define AT91_ST_WDV 0xffff /* Watchdog Counter Value */
  22. #define AT91_ST_RSTEN BIT(16) /* Reset Enable */
  23. #define AT91_ST_EXTEN BIT(17) /* External Signal Assertion Enable */
  24. #define AT91_ST_RTMR 0x0c /* Real-time Mode Register */
  25. #define AT91_ST_RTPRES 0xffff /* Real-time Prescalar Value */
  26. #define AT91_ST_SR 0x10 /* Status Register */
  27. #define AT91_ST_PITS BIT(0) /* Period Interval Timer Status */
  28. #define AT91_ST_WDOVF BIT(1) /* Watchdog Overflow */
  29. #define AT91_ST_RTTINC BIT(2) /* Real-time Timer Increment */
  30. #define AT91_ST_ALMS BIT(3) /* Alarm Status */
  31. #define AT91_ST_IER 0x14 /* Interrupt Enable Register */
  32. #define AT91_ST_IDR 0x18 /* Interrupt Disable Register */
  33. #define AT91_ST_IMR 0x1c /* Interrupt Mask Register */
  34. #define AT91_ST_RTAR 0x20 /* Real-time Alarm Register */
  35. #define AT91_ST_ALMV 0xfffff /* Alarm Value */
  36. #define AT91_ST_CRTR 0x24 /* Current Real-time Register */
  37. #define AT91_ST_CRTV 0xfffff /* Current Real-Time Value */
  38. #endif /* _LINUX_MFD_SYSCON_ATMEL_ST_H */