diff options
Diffstat (limited to 'arch/m68k/include/asm/timex.h')
-rw-r--r-- | arch/m68k/include/asm/timex.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/timex.h b/arch/m68k/include/asm/timex.h new file mode 100644 index 000000000..f4a7a340f --- /dev/null +++ b/arch/m68k/include/asm/timex.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * linux/include/asm-m68k/timex.h + * + * m68k architecture timex specifications + */ +#ifndef _ASMm68K_TIMEX_H +#define _ASMm68K_TIMEX_H + +#ifdef CONFIG_COLDFIRE +/* + * CLOCK_TICK_RATE should give the underlying frequency of the tick timer + * to make ntp work best. For Coldfires, that's the main clock. + */ +#include <asm/coldfire.h> +#define CLOCK_TICK_RATE MCF_CLK +#else +/* + * This default CLOCK_TICK_RATE is probably wrong for many 68k boards + * Users of those boards will need to check and modify accordingly + */ +#define CLOCK_TICK_RATE 1193180 /* Underlying HZ */ +#endif + +typedef unsigned long cycles_t; + +static inline cycles_t get_cycles(void) +{ + return 0; +} + +extern unsigned long (*mach_random_get_entropy)(void); + +static inline unsigned long random_get_entropy(void) +{ + if (mach_random_get_entropy) + return mach_random_get_entropy(); + return random_get_entropy_fallback(); +} +#define random_get_entropy random_get_entropy + +#endif |