ArmPlatformPkg/Library/PL031RealTimeClockLib/PL031RealTimeClock.h

   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
   9
  10 #ifndef __PL031_REAL_TIME_CLOCK_H__
  11 #define __PL031_REAL_TIME_CLOCK_H__
  12
  13 // PL031 Registers
  14 #define PL031_RTC_DR_DATA_REGISTER                      0x000
  15 #define PL031_RTC_MR_MATCH_REGISTER                     0x004
  16 #define PL031_RTC_LR_LOAD_REGISTER                      0x008
  17 #define PL031_RTC_CR_CONTROL_REGISTER                   0x00C
  18 #define PL031_RTC_IMSC_IRQ_MASK_SET_CLEAR_REGISTER      0x010
  19 #define PL031_RTC_RIS_RAW_IRQ_STATUS_REGISTER           0x014
  20 #define PL031_RTC_MIS_MASKED_IRQ_STATUS_REGISTER        0x018
  21 #define PL031_RTC_ICR_IRQ_CLEAR_REGISTER                0x01C
  22 #define PL031_RTC_PERIPH_ID0                            0xFE0
  23 #define PL031_RTC_PERIPH_ID1                            0xFE4
  24 #define PL031_RTC_PERIPH_ID2                            0xFE8
  25 #define PL031_RTC_PERIPH_ID3                            0xFEC
  26 #define PL031_RTC_PCELL_ID0                             0xFF0
  27 #define PL031_RTC_PCELL_ID1                             0xFF4
  28 #define PL031_RTC_PCELL_ID2                             0xFF8
  29 #define PL031_RTC_PCELL_ID3                             0xFFC
  30
  31 // PL031 Values
  32 #define PL031_RTC_ENABLED                               0x00000001
  33 #define PL031_SET_IRQ_MASK                              0x00000001
  34 #define PL031_IRQ_TRIGGERED                             0x00000001
  35 #define PL031_CLEAR_IRQ                                 0x00000001
  36
  37 #define PL031_COUNTS_PER_SECOND                         1
  38
  39 #endif