power_delivery.h

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#ifndef PD_POWER_DELIVERY_H
#define PD_POWER_DELIVERY_H
 
#include <cstdint>
#include <vector>
 
namespace lampda {
namespace power {
namespace powerDelivery {
 
bool setup();
void start_threads();
 
void loop();
 
void shutdown();
 
void suspend_pd_state_machine();
void resume_pd_state_machine();
 
int get_vbus_voltage();
 
uint16_t get_max_input_current();
 
bool is_standard_port();
 
bool is_cable_detected();
 
bool is_power_available();
 
bool can_use_power();
 
void force_set_to_source_mode(const bool force);
 
void allow_otg(const bool);
 
bool is_switching_to_otg();
 
struct PDOTypes
{
  uint32_t voltage_mv;
  uint32_t maxCurrent_mA;
};
 
std::vector<PDOTypes> get_available_pd();
 
void show_pd_status();
 
struct OTGParameters
{
  uint16_t requestedVoltage_mV = 0;
  uint16_t requestedCurrent_mA = 0;
 
  bool is_otg_requested() const { return requestedVoltage_mV != 0 && requestedCurrent_mA != 0; }
 
  static OTGParameters get_default()
  {
    OTGParameters def;
    def.requestedCurrent_mA = 3000;
    def.requestedVoltage_mV = 5000;
    return def;
  }
};
 
OTGParameters get_otg_parameters();
 
} // namespace powerDelivery
} // namespace power
} // namespace lampda
 
#endif