1/*
2 * linux/include/asm-m68k/timex.h
3 *
4 * m68k architecture timex specifications
5 */
6#ifndef _ASMm68K_TIMEX_H
7#define _ASMm68K_TIMEX_H
8
9#ifdef CONFIG_COLDFIRE
10/*
11 * CLOCK_TICK_RATE should give the underlying frequency of the tick timer
12 * to make ntp work best.  For Coldfires, that's the main clock.
13 */
14#include <asm/coldfire.h>
15#define CLOCK_TICK_RATE	MCF_CLK
16#else
17/*
18 * This default CLOCK_TICK_RATE is probably wrong for many 68k boards
19 * Users of those boards will need to check and modify accordingly
20 */
21#define CLOCK_TICK_RATE	1193180 /* Underlying HZ */
22#endif
23
24typedef unsigned long cycles_t;
25
26static inline cycles_t get_cycles(void)
27{
28	return 0;
29}
30
31extern unsigned long (*mach_random_get_entropy)(void);
32
33static inline unsigned long random_get_entropy(void)
34{
35	if (mach_random_get_entropy)
36		return mach_random_get_entropy();
37	return 0;
38}
39#define random_get_entropy	random_get_entropy
40
41#endif
42