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author | Jens Axboe <jens.axboe@oracle.com> | 2010-03-19 08:05:10 +0100 |
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committer | Jens Axboe <jens.axboe@oracle.com> | 2010-03-19 08:05:10 +0100 |
commit | b4b7a4ef097f288f724420b473dbf92a89c0ab7e (patch) | |
tree | 23ad8101e3e77c32a8d1e1b95a9c1cd7f7a475b7 /arch/arm/mach-s3c64xx/include/mach/tick.h | |
parent | e9ce335df51ff782035a15c261a3c0c9892a1767 (diff) | |
parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
download | linux-rt-b4b7a4ef097f288f724420b473dbf92a89c0ab7e.tar.gz |
Merge branch 'master' into for-linus
Conflicts:
block/Kconfig
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/arm/mach-s3c64xx/include/mach/tick.h')
-rw-r--r-- | arch/arm/mach-s3c64xx/include/mach/tick.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/include/mach/tick.h b/arch/arm/mach-s3c64xx/include/mach/tick.h new file mode 100644 index 000000000000..ebe18a9469b8 --- /dev/null +++ b/arch/arm/mach-s3c64xx/include/mach/tick.h @@ -0,0 +1,29 @@ +/* linux/arch/arm/mach-s3c6400/include/mach/tick.h + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * S3C64XX - Timer tick support definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __ASM_ARCH_TICK_H +#define __ASM_ARCH_TICK_H __FILE__ + +/* note, the timer interrutps turn up in 2 places, the vic and then + * the timer block. We take the VIC as the base at the moment. + */ +static inline u32 s3c24xx_ostimer_pending(void) +{ + u32 pend = __raw_readl(VA_VIC0 + VIC_RAW_STATUS); + return pend & 1 << (IRQ_TIMER4_VIC - S3C64XX_IRQ_VIC0(0)); +} + +#define TICK_MAX (0xffffffff) + +#endif /* __ASM_ARCH_6400_TICK_H */ |