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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* This file contains the definitions for the following real-time clocks:
*
* + Mostek M48T08
* + Mostek M48T18
* + Dallas Semiconductor DS1643
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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 __LIBCHIP_M48T08_h
#define __LIBCHIP_M48T08_h
/*
* Register indices
*/
#define M48T08_CONTROL 0
#define M48T08_SECOND 1
#define M48T08_MINUTE 2
#define M48T08_HOUR 3
#define M48T08_DAY_OF_WEEK 4
#define M48T08_DATE 5
#define M48T08_MONTH 6
#define M48T08_YEAR 7
/*
* Driver function table
*/
extern rtc_fns m48t08_fns;
/*
* Default register access routines
*/
uint32_t m48t08_get_register( /* registers are at 1 byte boundaries */
uintptr_t ulCtrlPort, /* and accessed as bytes */
uint8_t ucRegNum
);
void m48t08_set_register(
uintptr_t ulCtrlPort,
uint8_t ucRegNum,
uint32_t ucData
);
uint32_t m48t08_get_register_2( /* registers are at 2 byte boundaries */
uintptr_t ulCtrlPort, /* and accessed as bytes */
uint8_t ucRegNum
);
void m48t08_set_register_2(
uintptr_t ulCtrlPort,
uint8_t ucRegNum,
uint32_t ucData
);
uint32_t m48t08_get_register_4( /* registers are at 4 byte boundaries */
uintptr_t ulCtrlPort, /* and accessed as bytes */
uint8_t ucRegNum
);
void m48t08_set_register_4(
uintptr_t ulCtrlPort,
uint8_t ucRegNum,
uint32_t ucData
);
uint32_t m48t08_get_register_8( /* registers are at 8 byte boundaries */
uintptr_t ulCtrlPort, /* and accessed as bytes */
uint8_t ucRegNum
);
void m48t08_set_register_8(
uintptr_t ulCtrlPort,
uint8_t ucRegNum,
uint32_t ucData
);
#endif
/* end of include file */
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