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mips: ip32: add platform data hooks to use DS1685 driver

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This modifies the IP32 (SGI O2) platform and reset code to utilize the new
rtc-ds1685 driver.  The old mc146818rtc.h header is removed and ip32_defconfig
is updated as well.

Signed-off-by: Joshua Kinard <kumba@gentoo.org>
Acked-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joshua Kinard
2015-04-16 12:49:09 -07:00
committed by Linus Torvalds
parent 9e522c0d28
commit 15beb694c6
4 changed files with 84 additions and 140 deletions
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36
arch/mips/include/asm/mach-ip32/mc146818rtc.h
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@@ -1,36 +0,0 @@
/*
* 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 no one 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 */