acrn-kernel/include/asm-arm/arch-omap/timex.h

42 lines
1.7 KiB
C

/*
* linux/include/asm-arm/arch-omap/timex.h
*
* Copyright (C) 2000 RidgeRun, Inc.
* Author: Greg Lonnon <glonnon@ridgerun.com>
*
* 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(__ASM_ARCH_OMAP_TIMEX_H)
#define __ASM_ARCH_OMAP_TIMEX_H
/*
* OMAP 32KHz timer updates time one jiffie at a time from a secondary timer,
* and that's why the CLOCK_TICK_RATE is not 32768.
*/
#ifdef CONFIG_OMAP_32K_TIMER
#define CLOCK_TICK_RATE (CONFIG_OMAP_32K_TIMER_HZ)
#else
#define CLOCK_TICK_RATE (HZ * 100000UL)
#endif
#endif /* __ASM_ARCH_OMAP_TIMEX_H */