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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1998, 2001, 03 by Ralf Baechle
* Copyright (C) 2000 Harald Koerfgen
*
* RTC routines for IP32 style attached Dallas chip.
*/
#ifndef __ASM_MACH_IP32_MC146818RTC_H
#define __ASM_MACH_IP32_MC146818RTC_H
#include <asm/io.h>
#include <asm/ip32/mace.h>
#define RTC_PORT(x) (0x70 + (x))
static unsigned char CMOS_READ(unsigned long addr)
{
return mace->isa.rtc[addr << 8];
}
static inline void CMOS_WRITE(unsigned char data, unsigned long addr)
{
mace->isa.rtc[addr << 8] = data;
}
/* FIXME: Do it right. For now just assume that noone lives in 20th century
* and no O2 user in 22th century ;-) */
#define mc146818_decode_year(year) ((year) + 2000)
#define RTC_ALWAYS_BCD 0
#endif /* __ASM_MACH_IP32_MC146818RTC_H */
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