162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * linux/include/asm-m68k/timex.h 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * m68k architecture timex specifications 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci#ifndef _ASMm68K_TIMEX_H 862306a36Sopenharmony_ci#define _ASMm68K_TIMEX_H 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#ifdef CONFIG_COLDFIRE 1162306a36Sopenharmony_ci/* 1262306a36Sopenharmony_ci * CLOCK_TICK_RATE should give the underlying frequency of the tick timer 1362306a36Sopenharmony_ci * to make ntp work best. For Coldfires, that's the main clock. 1462306a36Sopenharmony_ci */ 1562306a36Sopenharmony_ci#include <asm/coldfire.h> 1662306a36Sopenharmony_ci#define CLOCK_TICK_RATE MCF_CLK 1762306a36Sopenharmony_ci#else 1862306a36Sopenharmony_ci/* 1962306a36Sopenharmony_ci * This default CLOCK_TICK_RATE is probably wrong for many 68k boards 2062306a36Sopenharmony_ci * Users of those boards will need to check and modify accordingly 2162306a36Sopenharmony_ci */ 2262306a36Sopenharmony_ci#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ 2362306a36Sopenharmony_ci#endif 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_citypedef unsigned long cycles_t; 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_cistatic inline cycles_t get_cycles(void) 2862306a36Sopenharmony_ci{ 2962306a36Sopenharmony_ci return 0; 3062306a36Sopenharmony_ci} 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ciextern unsigned long (*mach_random_get_entropy)(void); 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_cistatic inline unsigned long random_get_entropy(void) 3562306a36Sopenharmony_ci{ 3662306a36Sopenharmony_ci if (mach_random_get_entropy) 3762306a36Sopenharmony_ci return mach_random_get_entropy(); 3862306a36Sopenharmony_ci return random_get_entropy_fallback(); 3962306a36Sopenharmony_ci} 4062306a36Sopenharmony_ci#define random_get_entropy random_get_entropy 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ci#endif 43