1/*
2 * linux/include/asm-arm/arch-omap/timex.h
3 *
4 * Copyright (C) 2000 RidgeRun, Inc.
5 * Author:  Greg Lonnon <glonnon@ridgerun.com>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
13 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
14 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
15 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
16 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
17 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
18 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
19 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
21 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22 *
23 * You should have received a copy of the  GNU General Public License along
24 * with this program; if not, write  to the Free Software Foundation, Inc.,
25 * 675 Mass Ave, Cambridge, MA 02139, USA.
26 */
27
28#if !defined(__ASM_ARCH_OMAP_TIMEX_H)
29#define __ASM_ARCH_OMAP_TIMEX_H
30
31/*
32 * OMAP 32KHz timer updates time one jiffie at a time from a secondary timer,
33 * and that's why the CLOCK_TICK_RATE is not 32768.
34 */
35#ifdef CONFIG_OMAP_32K_TIMER
36#define CLOCK_TICK_RATE		(CONFIG_OMAP_32K_TIMER_HZ)
37#else
38#define CLOCK_TICK_RATE		(HZ * 100000UL)
39#endif
40
41#endif /* __ASM_ARCH_OMAP_TIMEX_H */
42