diff options
| author | Ben Dooks <ben-linux@fluff.org> | 2008-10-21 14:06:52 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2008-10-21 14:12:20 +0100 |
| commit | 4ccb3ddc8e3d165400a9d54b804e15276fa240fa (patch) | |
| tree | d298e8765cf6f8fb03f9aa7bb2742d406b61fdbe /arch/arm | |
| parent | ff347a0f3fb3ef5a5af60606b571a3101bc9a631 (diff) | |
[ARM] S3C6400: Add <mach/tick.h>
Add the necessary support for the timer on the
S3C6400 and S3C6410 by adding <mach/tick.h>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-s3c6400/include/mach/tick.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/tick.h b/arch/arm/mach-s3c6400/include/mach/tick.h new file mode 100644 index 00000000000..95e5ec92ee9 --- /dev/null +++ b/arch/arm/mach-s3c6400/include/mach/tick.h @@ -0,0 +1,27 @@ +/* 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(S3C_VA_VIC0 + VIC_RAW_STATUS); + return pend & 1 << (IRQ_TIMER4_VIC - S3C64XX_IRQ_VIC0(0)); +} + +#endif /* __ASM_ARCH_6400_TICK_H */ |