| /* |
| * 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 */ |