| /* |
| * RTC definitions for DECstation style attached Dallas DS1287 chip. |
| * |
| * Copyright (C) 1998, 2001 by Ralf Baechle |
| * Copyright (C) 1998 by Harald Koerfgen |
| * Copyright (C) 2002, 2005 Maciej W. Rozycki |
| * |
| * 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. |
| */ |
| #ifndef __ASM_MIPS_DEC_RTC_DEC_H |
| #define __ASM_MIPS_DEC_RTC_DEC_H |
| |
| #include <linux/types.h> |
| #include <asm/addrspace.h> |
| #include <asm/dec/system.h> |
| |
| extern volatile u8 *dec_rtc_base; |
| |
| #define RTC_PORT(x) CPHYSADDR((long)dec_rtc_base) |
| #define RTC_IO_EXTENT dec_kn_slot_size |
| #define RTC_IOMAPPED 0 |
| #undef RTC_IRQ |
| |
| #define RTC_DEC_YEAR 0x3f /* Where we store the real year on DECs. */ |
| |
| static inline unsigned char CMOS_READ(unsigned long addr) |
| { |
| return dec_rtc_base[addr * 4]; |
| } |
| |
| static inline void CMOS_WRITE(unsigned char data, unsigned long addr) |
| { |
| dec_rtc_base[addr * 4] = data; |
| } |
| |
| #define RTC_ALWAYS_BCD 0 |
| |
| #endif /* __ASM_MIPS_DEC_RTC_DEC_H */ |