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/** @file
*
* Copyright (c) 2011, ARM Limited. All rights reserved.
* Copyright (c) 2015, Hisilicon Limited. All rights reserved.
* Copyright (c) 2015, Linaro Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which accompanies this distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
* Based on the files under ArmPlatformPkg/Library/PL031RealTimeClockLib/PL031RealTimeClockLib.inf
**/
#ifndef __DS3231_REAL_TIME_CLOCK_H__
#define __DS3231_REAL_TIME_CLOCK_H__
#define DS3231_REGADDR_SECONDS 0x00
#define DS3231_REGADDR_MIUTES 0x01
#define DS3231_REGADDR_HOURS 0x02
#define DS3231_REGADDR_DAY 0x03
#define DS3231_REGADDR_DATE 0x04
#define DS3231_REGADDR_MONTH 0x05
#define DS3231_REGADDR_YEAR 0x06
#define DS3231_REGADDR_ALARM1SEC 0x07
#define DS3231_REGADDR_ALARM1MIN 0x08
#define DS3231_REGADDR_ALARM1HOUR 0x09
#define DS3231_REGADDR_ALARM1DAY 0x0A
#define DS3231_REGADDR_ALARM2MIN 0x0B
#define DS3231_REGADDR_ALARM2HOUR 0x0C
#define DS3231_REGADDR_ALARM2DAY 0x0D
#define DS3231_REGADDR_CONTROL 0x0E
#define DS3231_REGADDR_STATUS 0x0F
#define DS3231_REGADDR_AGOFFSET 0x10
#define DS3231_REGADDR_TEMPMSB 0x11
#define DS3231_REGADDR_TEMPLSB 0x12
typedef union {
struct{
UINT8 A1IE:1;
UINT8 A2IE:1;
UINT8 INTCN:1;
UINT8 RSV:2;
UINT8 CONV:1;
UINT8 BBSQW:1;
UINT8 EOSC_N:1;
}bits;
UINT8 u8;
}RTC_DS3231_CONTROL;
typedef union {
struct{
UINT8 A1F:1;
UINT8 A2F:1;
UINT8 BSY:1;
UINT8 EN32KHZ:2;
UINT8 Rsv:3;
UINT8 OSF:1;
}bits;
UINT8 u8;
}RTC_DS3231_STATUS;
typedef union {
struct{
UINT8 Data:7;
UINT8 Sign:1;
}bits;
UINT8 u8;
}RTC_DS3231_AGOFFSET;
typedef union {
struct{
UINT8 Data:7;
UINT8 Sign:1;
}bits;
UINT8 u8;
}RTC_DS3231_TEMPMSB;
typedef union {
struct{
UINT8 Rsv:6;
UINT8 Data:2;
}bits;
UINT8 u8;
}RTC_DS3231_TEMPLSB;
typedef union {
struct{
UINT8 Seconds:4;
UINT8 Seconds10:3;
UINT8 Rsv:1;
}bits;
UINT8 u8;
}RTC_DS3231_SECONDS;
typedef union {
struct{
UINT8 Minutes:4;
UINT8 Minutes10:3;
UINT8 Rsv:1;
}bits;
UINT8 u8;
}RTC_DS3231_MINUTES;
typedef union {
struct{
UINT8 Hour:4;
UINT8 Hours10:1;
UINT8 PM_20Hours:1;
UINT8 Hour24_n:1;
UINT8 Rsv:1;
}bits;
UINT8 u8;
}RTC_DS3231_HOURS;
typedef union {
struct{
UINT8 Day:3;
UINT8 Rsv:5;
}bits;
UINT8 u8;
}RTC_DS3231_DAY;
typedef union {
struct{
UINT8 Month:4;
UINT8 Month10:1;
UINT8 Rsv:2;
UINT8 Century:1;
}bits;
UINT8 u8;
}RTC_DS3231_MONTH;
typedef union {
struct{
UINT8 Year:4;
UINT8 Year10:4;
}bits;
UINT8 u8;
}RTC_DS3231_YEAR;
typedef union {
struct{
UINT8 Seconds:4;
UINT8 Seconds10:3;
UINT8 A1M1:1;
}bits;
UINT8 u8;
}RTC_DS3231_ALARM1SEC;
typedef union {
struct{
UINT8 Minutes:4;
UINT8 Minutes10:3;
UINT8 A1M2:1;
}bits;
UINT8 u8;
}RTC_DS3231_ALARM1MIN;
typedef union {
struct{
UINT8 Hour:4;
UINT8 Hours10:1;
UINT8 PM_20Hours:1;
UINT8 Hours24:1;
UINT8 A1M3:1;
}bits;
UINT8 u8;
}RTC_DS3231_ALARM1HOUR;
#endif
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