LXR linux/arch/sh/include/asm/timex.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * linux/include/asm-sh/timex.h
   4 *
   5 * sh architecture timex specifications
   6 */
   7#ifndef __ASM_SH_TIMEX_H
   8#define __ASM_SH_TIMEX_H
   9
  10/*
  11 * Only parts using the legacy CPG code for their clock framework
  12 * implementation need to define their own Pclk value. If provided, this
  13 * can be used for accurately setting CLOCK_TICK_RATE, otherwise we
  14 * simply fall back on the i8253 PIT value.
  15 */
  16#ifdef CONFIG_SH_PCLK_FREQ
  17#define CLOCK_TICK_RATE         (CONFIG_SH_PCLK_FREQ / 4) /* Underlying HZ */
  18#else
  19#define CLOCK_TICK_RATE         1193180
  20#endif
  21
  22#include <asm-generic/timex.h>
  23
  24#endif /* __ASM_SH_TIMEX_H */
  25