sys/dev/i2c/rs5c372reg.h

   1 /*      $NetBSD: rs5c372reg.h,v 1.1.6.1 2005/11/10 14:04:00 skrll Exp $ */
   2
   3 /*
   4  * Copyright (c) 2005 Kimihiro Nonaka
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
  17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
  20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26  * POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #ifndef _DEV_I2C_RS5C372REG_H_
  30 #define _DEV_I2C_RS5C372REG_H_
  31
  32 /*
  33  * RS5C372[AB] Real-Time Clock
  34  */
  35
  36 #define RS5C372_ADDR            0x32    /* Fixed I2C Slave Address */
  37
  38 #define RS5C372_SECONDS         0
  39 #define RS5C372_MINUTES         1
  40 #define RS5C372_HOURS           2
  41 #define RS5C372_DAY             3
  42 #define RS5C372_DATE            4
  43 #define RS5C372_MONTH           5
  44 #define RS5C372_YEAR            6
  45 #define RS5C372_CLOCK_CORRECT   7
  46 #define RS5C372_ALARMA_MIN      8
  47 #define RS5C372_ALARMA_HOUR     9
  48 #define RS5C372_ALARMA_DATE     10
  49 #define RS5C372_ALARMB_MIN      11
  50 #define RS5C372_ALARMB_HOUR     12
  51 #define RS5C372_ALARMB_DATE     13
  52 #define RS5C372_CONTROL1        14
  53 #define RS5C372_CONTROL2        15
  54 #define RS5C372_NREGS           16
  55 #define RS5C372_NRTC_REGS       7
  56
  57 /*
  58  * Bit definitions.
  59  */
  60 #define RS5C372_SECONDS_MASK    0x7f
  61 #define RS5C372_MINUTES_MASK    0x7f
  62 #define RS5C372_HOURS_12HRS_PM  (1u << 5)       /* If 12 hr mode, set = PM */
  63 #define RS5C372_HOURS_12MASK    0x1f
  64 #define RS5C372_HOURS_24MASK    0x3f
  65 #define RS5C372_DAY_MASK        0x07
  66 #define RS5C372_DATE_MASK       0x3f
  67 #define RS5C372_MONTH_MASK      0x1f
  68 #define RS5C372_CONTROL2_24HRS  (1u << 5)
  69 #define RS5C372_CONTROL2_XSTP   (1u << 4)       /* read */
  70 #define RS5C372_CONTROL2_ADJ    (1u << 4)       /* write */
  71 #define RS5C372_CONTROL2_NCLEN  (1u << 3)
  72 #define RS5C372_CONTROL2_CTFG   (1u << 2)
  73 #define RS5C372_CONTROL2_AAFG   (1u << 1)
  74 #define RS5C372_CONTROL2_BAFG   (1u << 0)
  75
  76 #endif /* _DEV_I2C_RS5C372REG_H_ */