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include/linux/ds1286.h 1.19 KB
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1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
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  /*
   * Copyright (C) 1998, 1999, 2003 Ralf Baechle
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   */
  #ifndef __LINUX_DS1286_H
  #define __LINUX_DS1286_H
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
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  /**********************************************************************
   * register summary
   **********************************************************************/
  #define RTC_HUNDREDTH_SECOND	0
  #define RTC_SECONDS		1
  #define RTC_MINUTES		2
  #define RTC_MINUTES_ALARM	3
  #define RTC_HOURS		4
  #define RTC_HOURS_ALARM		5
  #define RTC_DAY			6
  #define RTC_DAY_ALARM		7
  #define RTC_DATE		8
  #define RTC_MONTH		9
  #define RTC_YEAR		10
  #define RTC_CMD			11
  #define RTC_WHSEC		12
  #define RTC_WSEC		13
  #define RTC_UNUSED		14
  
  /* RTC_*_alarm is always true if 2 MSBs are set */
  # define RTC_ALARM_DONT_CARE 	0xC0
  
  
  /*
   * Bits in the month register
   */
  #define RTC_EOSC		0x80
  #define RTC_ESQW		0x40
  
  /*
   * Bits in the Command register
   */
  #define RTC_TDF			0x01
  #define RTC_WAF			0x02
  #define RTC_TDM			0x04
  #define RTC_WAM			0x08
  #define RTC_PU_LVL		0x10
  #define RTC_IBH_LO		0x20
  #define RTC_IPSW		0x40
  #define RTC_TE			0x80
  
  #endif /* __LINUX_DS1286_H */