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