NetBSD/sys/dev/i2c/rs5c372reg.h

77 lines
2.7 KiB
C

/* $NetBSD: rs5c372reg.h,v 1.2 2005/12/11 12:21:23 christos Exp $ */
/*
* Copyright (c) 2005 Kimihiro Nonaka
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_I2C_RS5C372REG_H_
#define _DEV_I2C_RS5C372REG_H_
/*
* RS5C372[AB] Real-Time Clock
*/
#define RS5C372_ADDR 0x32 /* Fixed I2C Slave Address */
#define RS5C372_SECONDS 0
#define RS5C372_MINUTES 1
#define RS5C372_HOURS 2
#define RS5C372_DAY 3
#define RS5C372_DATE 4
#define RS5C372_MONTH 5
#define RS5C372_YEAR 6
#define RS5C372_CLOCK_CORRECT 7
#define RS5C372_ALARMA_MIN 8
#define RS5C372_ALARMA_HOUR 9
#define RS5C372_ALARMA_DATE 10
#define RS5C372_ALARMB_MIN 11
#define RS5C372_ALARMB_HOUR 12
#define RS5C372_ALARMB_DATE 13
#define RS5C372_CONTROL1 14
#define RS5C372_CONTROL2 15
#define RS5C372_NREGS 16
#define RS5C372_NRTC_REGS 7
/*
* Bit definitions.
*/
#define RS5C372_SECONDS_MASK 0x7f
#define RS5C372_MINUTES_MASK 0x7f
#define RS5C372_HOURS_12HRS_PM (1u << 5) /* If 12 hr mode, set = PM */
#define RS5C372_HOURS_12MASK 0x1f
#define RS5C372_HOURS_24MASK 0x3f
#define RS5C372_DAY_MASK 0x07
#define RS5C372_DATE_MASK 0x3f
#define RS5C372_MONTH_MASK 0x1f
#define RS5C372_CONTROL2_24HRS (1u << 5)
#define RS5C372_CONTROL2_XSTP (1u << 4) /* read */
#define RS5C372_CONTROL2_ADJ (1u << 4) /* write */
#define RS5C372_CONTROL2_NCLEN (1u << 3)
#define RS5C372_CONTROL2_CTFG (1u << 2)
#define RS5C372_CONTROL2_AAFG (1u << 1)
#define RS5C372_CONTROL2_BAFG (1u << 0)
#endif /* _DEV_I2C_RS5C372REG_H_ */