/* * Copyright (c) 2015, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef __DELAY_TIMER_H__ #define __DELAY_TIMER_H__ #include <stdint.h> /******************************************************************** * A simple timer driver providing synchronous delay functionality. * The driver must be initialized with a structure that provides a * function pointer to return the timer value and a clock * multiplier/divider. The ratio of the multiplier and the divider is * the clock period in microseconds. ********************************************************************/ typedef struct timer_ops { uint32_t (*get_timer_value)(void); uint32_t clk_mult; uint32_t clk_div; } timer_ops_t; void mdelay(uint32_t msec); void udelay(uint32_t usec); void timer_init(const timer_ops_t *ops); #endif /* __DELAY_TIMER_H__ */