1279399Sloos/*- 2279399Sloos * Copyright (c) 2014-2015 Luiz Otavio O Souza <loos@FreeBSD.org> 3279399Sloos * All rights reserved. 4279399Sloos * 5279399Sloos * Redistribution and use in source and binary forms, with or without 6279399Sloos * modification, are permitted provided that the following conditions 7279399Sloos * are met: 8279399Sloos * 1. Redistributions of source code must retain the above copyright 9279399Sloos * notice, this list of conditions and the following disclaimer. 10279399Sloos * 2. Redistributions in binary form must reproduce the above copyright 11279399Sloos * notice, this list of conditions and the following disclaimer in the 12279399Sloos * documentation and/or other materials provided with the distribution. 13279399Sloos * 14279399Sloos * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15279399Sloos * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16279399Sloos * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17279399Sloos * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18279399Sloos * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19279399Sloos * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20279399Sloos * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21279399Sloos * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22279399Sloos * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23279399Sloos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24279399Sloos * SUCH DAMAGE. 25279399Sloos * 26279399Sloos * $FreeBSD: releng/11.0/sys/dev/iicbus/ds3231reg.h 300421 2016-05-22 13:58:32Z loos $ 27279399Sloos */ 28279399Sloos 29279399Sloos/* 30279399Sloos * Maxim DS3231 RTC registers. 31279399Sloos */ 32279399Sloos 33279399Sloos#ifndef _DS3231REG_H_ 34279399Sloos#define _DS3231REG_H_ 35279399Sloos 36279399Sloos#define DS3231_SECS 0x00 37279399Sloos#define DS3231_SECS_MASK 0x7f 38279399Sloos#define DS3231_MINS 0x01 39279399Sloos#define DS3231_MINS_MASK 0x7f 40279399Sloos#define DS3231_HOUR 0x02 41279399Sloos#define DS3231_HOUR_MASK 0x3f 42279399Sloos#define DS3231_WEEKDAY 0x03 43279399Sloos#define DS3231_WEEKDAY_MASK 0x07 44279399Sloos#define DS3231_DATE 0x04 45279399Sloos#define DS3231_DATE_MASK 0x3f 46279399Sloos#define DS3231_MONTH 0x05 47279399Sloos#define DS3231_MONTH_MASK 0x1f 48279399Sloos#define DS3231_C_MASK 0x80 49279399Sloos#define DS3231_YEAR 0x06 50279399Sloos#define DS3231_YEAR_MASK 0xff 51279399Sloos#define DS3231_CONTROL 0x0e 52279399Sloos#define DS3231_CTRL_EOSC (1 << 7) 53279399Sloos#define DS3231_CTRL_BBSQW (1 << 6) 54279399Sloos#define DS3231_CTRL_CONV (1 << 5) 55279399Sloos#define DS3231_CTRL_RS2 (1 << 4) 56279399Sloos#define DS3231_CTRL_RS1 (1 << 3) 57279399Sloos#define DS3231_CTRL_RS_MASK (DS3231_CTRL_RS2 | DS3231_CTRL_RS1) 58279399Sloos#define DS3231_CTRL_RS_SHIFT 3 59279399Sloos#define DS3231_CTRL_INTCN (1 << 2) 60279399Sloos#define DS3231_CTRL_A2IE (1 << 1) 61279399Sloos#define DS3231_CTRL_A1IE (1 << 0) 62279399Sloos#define DS3231_CTRL_MASK \ 63279399Sloos (DS3231_CTRL_EOSC | DS3231_CTRL_A1IE | DS3231_CTRL_A2IE) 64279399Sloos#define DS3231_STATUS 0x0f 65279399Sloos#define DS3231_STATUS_OSF (1 << 7) 66279399Sloos#define DS3231_STATUS_EN32KHZ (1 << 3) 67279399Sloos#define DS3231_STATUS_BUSY (1 << 2) 68279399Sloos#define DS3231_STATUS_A2F (1 << 1) 69279399Sloos#define DS3231_STATUS_A1F (1 << 0) 70279399Sloos#define DS3231_TEMP 0x11 71279399Sloos#define DS3231_TEMP_MASK 0xffc0 72279399Sloos#define DS3231_0500C 0x80 73279399Sloos#define DS3231_0250C 0x40 74279399Sloos#define DS3231_MSB 0x8000 75279399Sloos#define DS3231_NEG_BIT DS3231_MSB 76300421Sloos#define TZ_ZEROC 2731 77279399Sloos 78279399Sloos#endif /* _DS3231REG_H_ */ 79