#include <stdint.h>
#include <stdbool.h>

#ifndef CLOCKS_H
#define CLOCKS_H

typedef enum {
  CLOCK_PLL1 = 0,
  CLOCK_PLL2 = 1,
  CLOCK_PLL3 = 2,
} clock_pll_t;

typedef enum {
  CLOCK_SOURCE_HSI = 0,
  CLOCK_SOURCE_HSE = 1,
  CLOCK_SOURCE_CSI = 2,
  CLOCK_SOURCE_PLL_1_P_CK = 3,
} sysclock_source_t;

typedef enum {
  PLL_SOURCE_HSI = 0,
  PLL_SOURCE_CSI = 1,
  PLL_SOURCE_HSE = 2,
  PLL_SOURCE_NONE = 3,
} pll_source_t;

typedef enum {
  CLOCK_HSI,
  CLOCK_HSE,
  CLOCK_HSI48,
} clock_t;

void clocks_enable(clock_t clock);
bool clocks_ready(clock_t clock);
void clocks_wait_ready(clock_t clock);

void clocks_pll_configure(clock_pll_t pll, uint8_t vcosel,
                          uint8_t divm, pll_source_t source,
                          uint16_t divn, uint8_t divp, uint8_t divq,
                          uint8_t divr);
void clocks_pll_enable(clock_pll_t pll);
void clocks_pll_disable(clock_pll_t pll);
void clocks_pll_wait_ready(clock_pll_t pll, uint16_t timeout_us);

void clocks_system_clock_source(sysclock_source_t source, uint8_t d1cpre,
                                uint8_t d1ppre, uint8_t hpre,
                                uint16_t timeout_us);

#endif // CLOCKS_H