ds1307reg.h

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    1 /*-
    2  * Copyright (c) 2015 Luiz Otavio O Souza <loos@FreeBSD.org>
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD$
   27  */
   28 
   29 /*
   30  * Maxim DS1307 RTC registers.
   31  */
   32 
   33 #ifndef _DS1307REG_H_
   34 #define _DS1307REG_H_
   35 
   36 #define DS1307_SECS             0x00
   37 #define DS1307_SECS_MASK                0x7f
   38 #define DS1307_SECS_CH                  0x80
   39 #define MCP7941X_SECS_ST                0x80
   40 #define DS1307_MINS             0x01
   41 #define DS1307_MINS_MASK                0x7f
   42 #define DS1307_HOUR             0x02
   43 #define DS1307_HOUR_MASK_12HR           0x1f
   44 #define DS1307_HOUR_MASK_24HR           0x3f
   45 #define DS1307_HOUR_IS_PM               0x20
   46 #define DS1307_HOUR_USE_AMPM            0x40
   47 #define RX8035_HOUR_USE_24              0x80
   48 #define DS1307_WEEKDAY          0x03
   49 #define MCP7941X_WEEKDAY_VBATEN         0x08
   50 #define DS1307_WEEKDAY_MASK             0x07
   51 #define DS1307_DATE             0x04
   52 #define DS1307_DATE_MASK                0x3f
   53 #define DS1307_MONTH            0x05
   54 #define MCP7941X_MONTH_LPYR             0x20
   55 #define DS1307_MONTH_MASK               0x1f
   56 #define DS1307_YEAR             0x06
   57 #define DS1307_YEAR_MASK                0xff
   58 #define DS1307_CONTROL          0x07
   59 #define DS1307_CTRL_OUT                 (1 << 7)
   60 #define MCP7941X_CTRL_SQWE              (1 << 6)
   61 #define DS1307_CTRL_SQWE                (1 << 4)
   62 #define DS1307_CTRL_RS1                 (1 << 1)
   63 #define DS1307_CTRL_RS0                 (1 << 0)
   64 #define DS1307_CTRL_RS_MASK             (DS1307_CTRL_RS1 | DS1307_CTRL_RS0)
   65 #define DS1307_CTRL_MASK                0x93
   66 
   67 #define RX8035_CTRL_2                   0x0F
   68 #define RX8035_CTRL_2_PON               (1 << 4)
   69 #define RX8035_CTRL_2_XSTP              (1 << 5)
   70 #define RX8035_CTRL_2_VDET              (1 << 6)
   71 
   72 #endif  /* _DS1307REG_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/dev/iicbus/ds1307reg.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/iicbus/ds1307reg.h