u-boot/include/asm-m68k/rtc.h

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/*
* RealTime Clock
*
* Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
* TsiChung Liew (Tsi-Chung.Liew@freescale.com)
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __MCFRTC_H__
#define __MCFRTC_H__
/* Real time Clock */
typedef struct rtc_ctrl {
u32 hourmin; /* 0x00 Hours and Minutes Counter Register */
u32 seconds; /* 0x04 Seconds Counter Register */
u32 alrm_hm; /* 0x08 Hours and Minutes Alarm Register */
u32 alrm_sec; /* 0x0C Seconds Alarm Register */
u32 cr; /* 0x10 Control Register */
u32 isr; /* 0x14 Interrupt Status Register */
u32 ier; /* 0x18 Interrupt Enable Register */
u32 stpwatch; /* 0x1C Stopwatch Minutes Register */
u32 days; /* 0x20 Days Counter Register */
u32 alrm_day; /* 0x24 Days Alarm Register */
void *extended;
} rtc_t;
/* Bit definitions and macros for HOURMIN */
#define RTC_HOURMIN_MINUTES(x) (((x)&0x0000003F))
#define RTC_HOURMIN_HOURS(x) (((x)&0x0000001F)<<8)
/* Bit definitions and macros for SECONDS */
#define RTC_SECONDS_SECONDS(x) (((x)&0x0000003F))
/* Bit definitions and macros for ALRM_HM */
#define RTC_ALRM_HM_MINUTES(x) (((x)&0x0000003F))
#define RTC_ALRM_HM_HOURS(x) (((x)&0x0000001F)<<8)
/* Bit definitions and macros for ALRM_SEC */
#define RTC_ALRM_SEC_SECONDS(x) (((x)&0x0000003F))
/* Bit definitions and macros for CR */
#define RTC_CR_SWR (0x00000001)
#define RTC_CR_XTL(x) (((x)&0x00000003)<<5)
#define RTC_CR_EN (0x00000080)
#define RTC_CR_32768 (0x0)
#define RTC_CR_32000 (0x1)
#define RTC_CR_38400 (0x2)
/* Bit definitions and macros for ISR */
#define RTC_ISR_SW (0x00000001)
#define RTC_ISR_MIN (0x00000002)
#define RTC_ISR_ALM (0x00000004)
#define RTC_ISR_DAY (0x00000008)
#define RTC_ISR_1HZ (0x00000010)
#define RTC_ISR_HR (0x00000020)
#define RTC_ISR_2HZ (0x00000080)
#define RTC_ISR_SAM0 (0x00000100)
#define RTC_ISR_SAM1 (0x00000200)
#define RTC_ISR_SAM2 (0x00000400)
#define RTC_ISR_SAM3 (0x00000800)
#define RTC_ISR_SAM4 (0x00001000)
#define RTC_ISR_SAM5 (0x00002000)
#define RTC_ISR_SAM6 (0x00004000)
#define RTC_ISR_SAM7 (0x00008000)
/* Bit definitions and macros for IER */
#define RTC_IER_SW (0x00000001)
#define RTC_IER_MIN (0x00000002)
#define RTC_IER_ALM (0x00000004)
#define RTC_IER_DAY (0x00000008)
#define RTC_IER_1HZ (0x00000010)
#define RTC_IER_HR (0x00000020)
#define RTC_IER_2HZ (0x00000080)
#define RTC_IER_SAM0 (0x00000100)
#define RTC_IER_SAM1 (0x00000200)
#define RTC_IER_SAM2 (0x00000400)
#define RTC_IER_SAM3 (0x00000800)
#define RTC_IER_SAM4 (0x00001000)
#define RTC_IER_SAM5 (0x00002000)
#define RTC_IER_SAM6 (0x00004000)
#define RTC_IER_SAM7 (0x00008000)
/* Bit definitions and macros for STPWCH */
#define RTC_STPWCH_CNT(x) (((x)&0x0000003F))
/* Bit definitions and macros for DAYS */
#define RTC_DAYS_DAYS(x) (((x)&0x0000FFFF))
/* Bit definitions and macros for ALRM_DAY */
#define RTC_ALRM_DAY_DAYS(x) (((x)&0x0000FFFF))
#endif /* __MCFRTC_H__ */