Function esp_idf_sys::esp_timer_early_init

pub unsafe extern "C" fn esp_timer_early_init() -> esp_err_t

@brief Minimal initialization of esp_timer

@note This function is called from startup code. Applications do not need to call this function before using other esp_timer APIs.

This function can be called very early in startup process, after this call only esp_timer_get_time function can be used.

@return - ESP_OK on success