7#ifndef _HARDWARE_CLOCKS_H_
8#define _HARDWARE_CLOCKS_H_
11#include "hardware/structs/clocks.h"
93#ifndef PARAM_ASSERTIONS_ENABLED_CLOCKS
94#define PARAM_ASSERTIONS_ENABLED_CLOCKS 0
148static inline float frequency_count_mhz(uint src) {
void clock_stop(enum clock_index clk_index)
Stop the specified clock.
Definition: clocks.c:35
void(* resus_callback_t)(void)
Resus callback function type.
Definition: clocks.h:158
void clocks_enable_resus(resus_callback_t resus_callback)
Enable the resus function. Restarts clk_sys if it is accidentally stopped.
Definition: clocks.c:293
clock_index
Enumeration identifying a hardware clock.
Definition: clocks.h:27
bool clock_configure(enum clock_index clk_index, uint32_t src, uint32_t auxsrc, uint32_t src_freq, uint32_t freq)
Configure the specified clock.
Definition: clocks.c:42
bool clock_configure_gpin(enum clock_index clk_index, uint gpio, uint32_t src_freq, uint32_t freq)
Configure a clock to come from a gpio input.
Definition: clocks.c:364
void clock_gpio_init(uint gpio, uint src, uint div)
Output an optionally divided clock to the specified gpio pin.
Definition: clocks.c:317
void clocks_init(void)
Initialise the clock hardware.
Definition: clocks.c:121
uint32_t clock_get_hz(enum clock_index clk_index)
Get the current frequency of the specified clock.
Definition: clocks.c:208
uint32_t frequency_count_khz(uint src)
Measure a clocks frequency using the Frequency counter.
Definition: clocks.c:218
void clock_set_reported_hz(enum clock_index clk_index, uint hz)
Set the "current frequency" of the clock as reported by clock_get_hz without actually changing the cl...
Definition: clocks.c:213