223 lines
8 KiB
C
223 lines
8 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file usbpd_pwr_if.h
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* @author MCD Application Team
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* @brief This file contains the headers of usbpd_pw_if.h.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2020 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under Ultimate Liberty license
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* SLA0044, the "License"; You may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* www.st.com/SLA0044
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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#ifndef __USBPD_PW_IF_H_
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#define __USBPD_PW_IF_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "usbpd_def.h"
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/** @addtogroup STM32_USBPD_APPLICATION
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* @{
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*/
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/** @addtogroup STM32_USBPD_APPLICATION_POWER_IF
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* @{
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*/
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/* Exported typedef ----------------------------------------------------------*/
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/* Exported define -----------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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/** @defgroup USBPD_USER_PWR_IF_Exported_Macros USBPD PWR IF Exported Macros
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* @{
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*/
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/* enumeration of the different power status available for VBUS */
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typedef enum{
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USBPD_PWR_BELOWVSAFE0V,
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USBPD_PWR_VSAFE5V,
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USBPD_PWR_SNKDETACH
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} USBPD_VBUSPOWER_STATUS;
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/* Macros used to convert values into PDO representation */
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#define PWR_V_20MV(_V_) ((uint16_t)(( (_V_) * 1000) / 20)) /* From Volt to 20mV multiples */
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#define PWR_V_50MV(_V_) ((uint16_t)(( (_V_) * 1000) / 50)) /* From Volt to 50mV multiples */
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#define PWR_V_100MV(_V_) ((uint16_t)(( (_V_) * 1000) / 100)) /* From Volt to 100mV multiples */
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#define PWR_A_10MA(_A_) ((uint16_t)(( (_A_) * 1000) / 10)) /* From Ampere to 10mA multiples */
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#define PWR_A_50MA(_A_) ((uint16_t)(( (_A_) * 1000) / 50)) /* From Ampere to 50mA multiples */
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#define PWR_W(_W_) ((uint16_t)(( (_W_) * 1000) / 250)) /* From Watt to 250mW multiples */
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/* Macros used to get values from PDO representation */
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#define PWR_DECODE_50MV(_Value_) ((uint16_t)(((_Value_) * 50))) /* From 50mV multiples to mV */
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#define PWR_DECODE_100MV(_Value_) ((uint16_t)(((_Value_) * 100))) /* From 100mV multiples to mV */
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#define PWR_DECODE_10MA(_Value_) ((uint16_t)(((_Value_) * 10))) /* From 10mA multiples to mA */
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#define PWR_DECODE_50MA(_Value_) ((uint16_t)(((_Value_) * 50))) /* From 50mA multiples to mA */
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#define PWR_DECODE_MW(_Value_) ((uint16_t)(((_Value_) * 250))) /* From 250mW multiples to mW */
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#define USBPD_PORT_IsValid(__Port__) ((__Port__) < (USBPD_PORT_COUNT))
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/**
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* @}
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*/
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/* Exported variables --------------------------------------------------------*/
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup STM32_USBPD_APPLICATION_POWER_IF_Exported_Functions USBPD PWR IF Exported Functions
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* @{
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*/
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/**
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* @brief Initialize structures and variables related to power board profiles
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* used by Sink and Source, for all available ports.
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* @retval USBPD status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_Init(void);
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/**
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* @brief Sets the required power profile
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* @param PortNum Port number
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* @retval USBPD status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_SetProfile(uint8_t PortNum);
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/**
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* @brief Checks if the power on a specified port is ready
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* @param PortNum Port number
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* @param Vsafe Vsafe status based on @ref USBPD_VSAFE_StatusTypeDef
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* @retval USBPD status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_SupplyReady(uint8_t PortNum, USBPD_VSAFE_StatusTypeDef Vsafe);
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/**
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* @brief Enable VBUS power on a specified port
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* @param PortNum Port number
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* @retval USBPD status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_VBUSEnable(uint8_t PortNum);
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/**
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* @brief Disable VBUS power on a specified port
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* @param PortNum Port number
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* @retval USBPD status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_VBUSDisable(uint8_t PortNum);
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/**
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* @brief Checks if the power on a specified port is enabled
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* @param PortNum Port number
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* @retval ENABLE or DISABLE
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*/
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USBPD_FunctionalState USBPD_PWR_IF_VBUSIsEnabled(uint8_t PortNum);
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/**
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* @brief Reads the voltage and the current on a specified port
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* @param PortNum Port number
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* @param pVoltage The Voltage in mV
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* @param pCurrent The Current in mA
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* @retval ENABLE or DISABLE
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_ReadVA(uint8_t PortNum, uint16_t *pVoltage, uint16_t *pCurrent);
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/**
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* @brief Enables the VConn on the port.
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* @param PortNum Port number
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* @param CC Specifies the CCx to be selected based on @ref CCxPin_TypeDef structure
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* @retval USBPD Status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_Enable_VConn(uint8_t PortNum, CCxPin_TypeDef CC);
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/**
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* @brief Disable the VConn on the port.
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* @param PortNum Port number
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* @param CC Specifies the CCx to be selected based on @ref CCxPin_TypeDef structure
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* @retval USBPD Status
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_Disable_VConn(uint8_t PortNum, CCxPin_TypeDef CC);
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/**
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* @brief Allow PDO data reading from PWR_IF storage.
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* @param PortNum Port number
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* @param DataId Type of data to be read from PWR_IF
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* This parameter can be one of the following values:
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* @arg @ref USBPD_CORE_DATATYPE_SRC_PDO Source PDO reading requested
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* @arg @ref USBPD_CORE_DATATYPE_SNK_PDO Sink PDO reading requested
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* @param Ptr Pointer on address where PDO values should be written (u8 pointer)
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* @param Size Pointer on nb of u32 written by PWR_IF (nb of PDOs)
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* @retval None
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*/
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void USBPD_PWR_IF_GetPortPDOs(uint8_t PortNum, USBPD_CORE_DataInfoType_TypeDef DataId, uint8_t *Ptr, uint32_t *Size);
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/**
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* @brief Find out SRC PDO pointed out by a position provided in a Request DO (from Sink).
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* @param PortNum Port number
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* @param RdoPosition RDO Position in list of provided PDO
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* @param Pdo Pointer on PDO value pointed out by RDO position (u32 pointer)
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* @retval Status of search
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* USBPD_OK : Src PDO found for requested DO position (output Pdo parameter is set)
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* USBPD_FAIL : Position is not compliant with current Src PDO for this port (no corresponding PDO value)
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*/
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USBPD_StatusTypeDef USBPD_PWR_IF_SearchRequestedPDO(uint8_t PortNum, uint32_t RdoPosition, uint32_t *Pdo);
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/**
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* @brief the function is called in case of critical issue is detected to switch in safety mode.
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* @retval None
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*/
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void USBPD_PWR_IF_Alarm(void);
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/**
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* @brief Function is called to get VBUS power status.
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* @param PortNum Port number
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* @param PowerTypeStatus Power type status based on @ref USBPD_VBUSPOWER_STATUS
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* @retval UBBPD_TRUE or USBPD_FALSE
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*/
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uint8_t USBPD_PWR_IF_GetVBUSStatus(uint8_t PortNum, USBPD_VBUSPOWER_STATUS PowerTypeStatus);
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/**
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* @brief Function is called to set the VBUS threshold when a request has been accepted.
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* @param PortNum Port number
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* @retval None
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*/
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void USBPD_PWR_IF_UpdateVbusThreshold(uint8_t PortNum);
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/**
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* @brief Function is called to reset the VBUS threshold when there is a power reset.
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* @param PortNum Port number
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* @retval None
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*/
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void USBPD_PWR_IF_ResetVbusThreshold(uint8_t PortNum);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __USBPD_PW_IF_H_ */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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