[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>
This commit is contained in:
Ben Dooks 2008-10-21 14:06:52 +01:00
parent d9b79fb568
commit 59ff6f2c0e

View File

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/* 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 */