diff options
| author | Hirokazu Takata <takata@linux-m32r.org> | 2008-11-27 18:46:48 +0100 |
|---|---|---|
| committer | Hirokazu Takata <takata@linux-m32r.org> | 2009-04-17 03:05:01 +0200 |
| commit | fe4e719d82c4052751d2287de4bd18bd04e93685 (patch) | |
| tree | 3a120e25626becf138f523a356422c0cdf9804c7 /arch/m32r/include/asm/mc146818rtc.h | |
| parent | Merge branch 'x86/uv' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/li... (diff) | |
| download | linux-fe4e719d82c4052751d2287de4bd18bd04e93685.tar.xz linux-fe4e719d82c4052751d2287de4bd18bd04e93685.zip | |
m32r: move include/asm-m32r headers to arch/m32r/include/asm
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Diffstat (limited to 'arch/m32r/include/asm/mc146818rtc.h')
| -rw-r--r-- | arch/m32r/include/asm/mc146818rtc.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/m32r/include/asm/mc146818rtc.h b/arch/m32r/include/asm/mc146818rtc.h new file mode 100644 index 000000000000..aa1b7bf84f51 --- /dev/null +++ b/arch/m32r/include/asm/mc146818rtc.h @@ -0,0 +1,29 @@ +/* + * Machine dependent access functions for RTC registers. + */ +#ifndef _ASM_MC146818RTC_H +#define _ASM_MC146818RTC_H + +#include <asm/io.h> + +#ifndef RTC_PORT +#define RTC_PORT(x) ((x)) +#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */ +#endif + +/* + * The yet supported machines all access the RTC index register via + * an ISA port access but the way to access the date register differs ... + */ +#define CMOS_READ(addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +inb_p(RTC_PORT(1)); \ +}) +#define CMOS_WRITE(val, addr) ({ \ +outb_p((addr),RTC_PORT(0)); \ +outb_p((val),RTC_PORT(1)); \ +}) + +#define RTC_IRQ 8 + +#endif /* _ASM_MC146818RTC_H */ |