diff options
author | Jon Loeliger <jdl@freescale.com> | 2005-09-01 22:51:52 +0200 |
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committer | Paul Mackerras <paulus@samba.org> | 2005-09-06 08:07:53 +0200 |
commit | 6b9269abd64c54f11dc4aaf162d2915fccae6c77 (patch) | |
tree | 78d19c06dd3f09582cdd5aa91d0981de18a99ca6 /include/asm-powerpc/mc146818rtc.h | |
parent | [PATCH] Move 3 more headers to asm-powerpc (diff) | |
download | linux-6b9269abd64c54f11dc4aaf162d2915fccae6c77.tar.xz linux-6b9269abd64c54f11dc4aaf162d2915fccae6c77.zip |
[PATCH] ppc/ppc64: Merge more include files
This patch merges several include files from
asm-ppc and asm-ppc64 into the new asm-powerpc.
Signed-off-by: Jon Loeliger <jdl@freescale.com>
Signed-off-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/mc146818rtc.h')
-rw-r--r-- | include/asm-powerpc/mc146818rtc.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/asm-powerpc/mc146818rtc.h b/include/asm-powerpc/mc146818rtc.h new file mode 100644 index 000000000000..a5619a2a1393 --- /dev/null +++ b/include/asm-powerpc/mc146818rtc.h @@ -0,0 +1,36 @@ +#ifndef _POWERPC_MC146818RTC_H +#define _POWERPC_MC146818RTC_H + +/* + * Machine dependent access functions for RTC registers. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#ifdef __KERNEL__ + +#include <asm/io.h> + +#ifndef RTC_PORT +#define RTC_PORT(x) (0x70 + (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)); \ +}) + +#endif /* __KERNEL__ */ +#endif /* _POWERPC_MC146818RTC_H */ |