PL031RealTimeClock.h 1.6 KB

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  1. /** @file
  2. *
  3. * Copyright (c) 2011 - 2014, ARM Limited. All rights reserved.
  4. *
  5. * SPDX-License-Identifier: BSD-2-Clause-Patent
  6. *
  7. **/
  8. #ifndef __PL031_REAL_TIME_CLOCK_H__
  9. #define __PL031_REAL_TIME_CLOCK_H__
  10. // PL031 Registers
  11. #define PL031_RTC_DR_DATA_REGISTER 0x000
  12. #define PL031_RTC_MR_MATCH_REGISTER 0x004
  13. #define PL031_RTC_LR_LOAD_REGISTER 0x008
  14. #define PL031_RTC_CR_CONTROL_REGISTER 0x00C
  15. #define PL031_RTC_IMSC_IRQ_MASK_SET_CLEAR_REGISTER 0x010
  16. #define PL031_RTC_RIS_RAW_IRQ_STATUS_REGISTER 0x014
  17. #define PL031_RTC_MIS_MASKED_IRQ_STATUS_REGISTER 0x018
  18. #define PL031_RTC_ICR_IRQ_CLEAR_REGISTER 0x01C
  19. #define PL031_RTC_PERIPH_ID0 0xFE0
  20. #define PL031_RTC_PERIPH_ID1 0xFE4
  21. #define PL031_RTC_PERIPH_ID2 0xFE8
  22. #define PL031_RTC_PERIPH_ID3 0xFEC
  23. #define PL031_RTC_PCELL_ID0 0xFF0
  24. #define PL031_RTC_PCELL_ID1 0xFF4
  25. #define PL031_RTC_PCELL_ID2 0xFF8
  26. #define PL031_RTC_PCELL_ID3 0xFFC
  27. // PL031 Values
  28. #define PL031_RTC_ENABLED 0x00000001
  29. #define PL031_SET_IRQ_MASK 0x00000001
  30. #define PL031_IRQ_TRIGGERED 0x00000001
  31. #define PL031_CLEAR_IRQ 0x00000001
  32. #define PL031_COUNTS_PER_SECOND 1
  33. #endif