diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2011-06-01 22:04:58 +0400 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-06-09 17:01:38 +0400 |
| commit | cb2455aa274b780802c593fecf115240a655d809 (patch) | |
| tree | 3273999ee348f14e74c6b8632954f0f8e5b52859 /include/linux/i8253.h | |
| parent | 334955ef964bee9d3b1e20966847eee28cfd05f6 (diff) | |
| download | linux-cb2455aa274b780802c593fecf115240a655d809.tar.xz | |
i8253: Unify all kernel declarations of i8253_lock
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mips@linux-mips.org
Link: http://lkml.kernel.org/r/20110601180610.134151920@duck.linux-mips.net
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/i8253.h')
| -rw-r--r-- | include/linux/i8253.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/i8253.h b/include/linux/i8253.h index d2cba88f75d6..13048d335368 100644 --- a/include/linux/i8253.h +++ b/include/linux/i8253.h @@ -2,10 +2,24 @@ * 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. + * + * Machine specific IO port address definition for generic. + * Written by Osamu Tomita <tomita@cinet.co.jp> */ #ifndef __LINUX_I8253_H #define __LINUX_I8253_H +#include <linux/spinlock.h> #include <asm/i8253.h> +/* i8253A PIT registers */ +#define PIT_MODE 0x43 +#define PIT_CH0 0x40 +#define PIT_CH2 0x42 + +#define inb_pit inb_p +#define outb_pit outb_p + +extern raw_spinlock_t i8253_lock; + #endif /* __LINUX_I8253_H */ |