[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / mips / include / asm / mach-ip32 / mc146818rtc.h

/*
 * 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/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 */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* This file is subject to the terms and conditions of the GNU General Public
	3	* License. See the file "COPYING" in the main directory of this archive
	4	* for more details.
	5	*
	6	* Copyright (C) 1998, 2001, 03 by Ralf Baechle
	7	* Copyright (C) 2000 Harald Koerfgen
	8	*
	9	* RTC routines for IP32 style attached Dallas chip.
	10	*/
	11	#ifndef __ASM_MACH_IP32_MC146818RTC_H
	12	#define __ASM_MACH_IP32_MC146818RTC_H
	13
1da177e4 LT	14	#include <asm/ip32/mace.h>
	15
	16	#define RTC_PORT(x) (0x70 + (x))
	17
	18	static unsigned char CMOS_READ(unsigned long addr)
	19	{
	20	return mace->isa.rtc[addr << 8];
	21	}
	22
	23	static inline void CMOS_WRITE(unsigned char data, unsigned long addr)
	24	{
	25	mace->isa.rtc[addr << 8] = data;
	26	}
	27
16212017 RB	28	/*
	29	* FIXME: Do it right. For now just assume that noone lives in 20th century
	30	* and no O2 user in 22th century ;-)
	31	*/
1da177e4 LT	32	#define mc146818_decode_year(year) ((year) + 2000)
	33
	34	#define RTC_ALWAYS_BCD 0
	35
	36	#endif /* __ASM_MACH_IP32_MC146818RTC_H */