| /* | |
| * ds1742rtc.h - register definitions for the Real-Time-Clock / CMOS RAM | |
| * | |
| * Copyright (C) 1999-2001 Toshiba Corporation | |
| * Copyright (C) 2003 Ralf Baechle (ralf@linux-mips.org) | |
| * | |
| * Permission is hereby granted to copy, modify and redistribute this code | |
| * in terms of the GNU Library General Public License, Version 2 or later, | |
| * at your option. | |
| */ | |
| #ifndef __LINUX_DS1742RTC_H | |
| #define __LINUX_DS1742RTC_H | |
| #include <asm/ds1742.h> | |
| #define RTC_BRAM_SIZE 0x800 | |
| #define RTC_OFFSET 0x7f8 | |
| /* | |
| * Register summary | |
| */ | |
| #define RTC_CONTROL (RTC_OFFSET + 0) | |
| #define RTC_CENTURY (RTC_OFFSET + 0) | |
| #define RTC_SECONDS (RTC_OFFSET + 1) | |
| #define RTC_MINUTES (RTC_OFFSET + 2) | |
| #define RTC_HOURS (RTC_OFFSET + 3) | |
| #define RTC_DAY (RTC_OFFSET + 4) | |
| #define RTC_DATE (RTC_OFFSET + 5) | |
| #define RTC_MONTH (RTC_OFFSET + 6) | |
| #define RTC_YEAR (RTC_OFFSET + 7) | |
| #define RTC_CENTURY_MASK 0x3f | |
| #define RTC_SECONDS_MASK 0x7f | |
| #define RTC_DAY_MASK 0x07 | |
| /* | |
| * Bits in the Control/Century register | |
| */ | |
| #define RTC_WRITE 0x80 | |
| #define RTC_READ 0x40 | |
| /* | |
| * Bits in the Seconds register | |
| */ | |
| #define RTC_STOP 0x80 | |
| /* | |
| * Bits in the Day register | |
| */ | |
| #define RTC_BATT_FLAG 0x80 | |
| #define RTC_FREQ_TEST 0x40 | |
| #endif /* __LINUX_DS1742RTC_H */ |