diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-10-16 02:16:07 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-10-16 02:16:07 +0400 |
| commit | 2502991560dc8244dbe10e48473d85722c1e2ec1 (patch) | |
| tree | 63b1f3be2ed56ff06f1e8db709e4ce85d69c3add /arch/mips/include/asm/mach-lemote/mc146818rtc.h | |
| parent | 7e69a8c4d06b7ecb874f571e82b715a9f79bc3c4 (diff) | |
| parent | a9ff8f6462635c8d9f8d64b7b10ddcea8404d77b (diff) | |
| download | linux-2502991560dc8244dbe10e48473d85722c1e2ec1.tar.xz | |
Merge branch 'fixes' into for-linus
Conflicts:
arch/arm/mach-versatile/core.c
Diffstat (limited to 'arch/mips/include/asm/mach-lemote/mc146818rtc.h')
| -rw-r--r-- | arch/mips/include/asm/mach-lemote/mc146818rtc.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-lemote/mc146818rtc.h b/arch/mips/include/asm/mach-lemote/mc146818rtc.h new file mode 100644 index 000000000000..ed5147e11085 --- /dev/null +++ b/arch/mips/include/asm/mach-lemote/mc146818rtc.h @@ -0,0 +1,36 @@ +/* + * 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, 07 by Ralf Baechle (ralf@linux-mips.org) + * + * RTC routines for PC style attached Dallas chip. + */ +#ifndef __ASM_MACH_LEMOTE_MC146818RTC_H +#define __ASM_MACH_LEMOTE_MC146818RTC_H + +#include <linux/io.h> + +#define RTC_PORT(x) (0x70 + (x)) +#define RTC_IRQ 8 + +static inline unsigned char CMOS_READ(unsigned long addr) +{ + outb_p(addr, RTC_PORT(0)); + return inb_p(RTC_PORT(1)); +} + +static inline void CMOS_WRITE(unsigned char data, unsigned long addr) +{ + outb_p(addr, RTC_PORT(0)); + outb_p(data, RTC_PORT(1)); +} + +#define RTC_ALWAYS_BCD 0 + +#ifndef mc146818_decode_year +#define mc146818_decode_year(year) ((year) < 70 ? (year) + 2000 : (year) + 1970) +#endif + +#endif /* __ASM_MACH_LEMOTE_MC146818RTC_H */ |