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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/mips/include/asm/mach-jazz/mc146818rtc.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
| download | FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.gz FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.bz2 FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.zip | |
dirty fix to merging
Diffstat (limited to 'arch/mips/include/asm/mach-jazz/mc146818rtc.h')
| -rw-r--r-- | arch/mips/include/asm/mach-jazz/mc146818rtc.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mach-jazz/mc146818rtc.h b/arch/mips/include/asm/mach-jazz/mc146818rtc.h new file mode 100644 index 00000000..987f727a --- /dev/null +++ b/arch/mips/include/asm/mach-jazz/mc146818rtc.h @@ -0,0 +1,38 @@ +/* + * 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) 2007 Thomas Bogendoerfer + * + * RTC routines for Jazz style attached Dallas chip. + */ +#ifndef __ASM_MACH_JAZZ_MC146818RTC_H +#define __ASM_MACH_JAZZ_MC146818RTC_H + +#include <linux/delay.h> + +#include <asm/io.h> +#include <asm/jazz.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 *(volatile char *)JAZZ_RTC_BASE; +} + +static inline void CMOS_WRITE(unsigned char data, unsigned long addr) +{ + outb_p(addr, RTC_PORT(0)); + *(volatile char *)JAZZ_RTC_BASE = data; +} + +#define RTC_ALWAYS_BCD 0 + +#define mc146818_decode_year(year) ((year) + 1980) + +#endif /* __ASM_MACH_JAZZ_MC146818RTC_H */ |