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