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