arch/unicore32/include/asm/timex.h

   1 /*
   2  * linux/arch/unicore32/include/asm/timex.h
   3  *
   4  * Code specific to PKUnity SoC and UniCore ISA
   5  *
   6  * Copyright (C) 2001-2010 GUAN Xue-tao
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #ifndef __UNICORE_TIMEX_H__
  14 #define __UNICORE_TIMEX_H__
  15
  16 #ifdef  CONFIG_ARCH_FPGA
  17
  18 /* in FPGA, APB clock is 33M, and OST clock is 32K, */
  19 /* so, 1M is selected for timer interrupt correctly */
  20 #define CLOCK_TICK_RATE         (32*1024)
  21
  22 #endif
  23
  24 #if defined(CONFIG_PUV3_DB0913)         \
  25         || defined(CONFIG_PUV3_NB0916)  \
  26         || defined(CONFIG_PUV3_SMW0919)
  27
  28 #define  CLOCK_TICK_RATE         (14318000)
  29
  30 #endif
  31
  32 #include <asm-generic/timex.h>
  33
  34 #endif