spi_cfg.h

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/**
 *
 * @copyright © 2010 - 2021, Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
 * All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
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/**
 * @file    spi_cfg.h
 * @author  foxBMS Team
 * @date    2020-03-05 (date of creation)
 * @updated 2020-03-05 (date of last update)
 * @ingroup DRIVERS_CONFIGURATION
 * @prefix  SPI
 *
 * @brief   Headers for the configuration for the SPI module
 *
 *
 */
 
#ifndef FOXBMS__SPI_CFG_H_
#define FOXBMS__SPI_CFG_H_
 
/*========== Includes =======================================================*/
#include "general.h"
 
#include "battery_system_cfg.h"
 
#include "HL_het.h"
#include "HL_spi.h"
 
/*========== Macros and Definitions =========================================*/
 
/* TODO: check definition of SPI nodes depending on target hardware */
/** SPI defines for LTC */
#define LTC_SPI_NODE (spiREG1)
 
/** GIO defines for SPI for Smart Power Switches @{ */
#define SPS_SPI_CS_GIOPORT     (hetREG2->DOUT)
#define SPS_SPI_CS_GIOPORT_DIR (hetREG2->DIR)
#define SPS_SPI_CS_PIN         (1u)
/**@}*/
 
/**
 * SPI defines for NXP MC33775A
 * @{
 */
#define N775_SPI_TX_NODE    (spiREG1)
#define N775_SPI_TX_GIOPORT (N775_SPI_TX_NODE->PC3)
#define N775_SPI_TX_CS_PIN  (2U)
 
#define N775_SPI_RX_NODE    (spiREG5)
#define N775_SPI_RX_GIOPORT (N775_SPI_TX_NODE->PC3)
#define N775_SPI_RX_CS_PIN  (2U)
/**@}*/
 
/** enum for spi interface state */
typedef enum SPI_BUSY_STATE {
    SPI_IDLE,
    SPI_BUSY,
} SPI_BUSY_STATE_e;
 
/** spi block identification numbers */
typedef enum SPI_INTERFACE {
    SPI_Interface1,
    SPI_Interface2,
    SPI_Interface3,
    SPI_Interface4,
    SPI_Interface5,
} SPI_INTERFACE_e;
 
/** configuration of the SPI interface */
typedef struct SPI_INTERFACE_CONFIG {
    SPI_INTERFACE_e channel;
    const spiDAT1_t *pConfig;
    spiBASE_t *pNode;
    volatile uint32_t *pGioPort;
    uint32_t csPin;
} SPI_INTERFACE_CONFIG_s;
 
/*========== Extern Constant and Variable Declarations ======================*/
extern const spiDAT1_t spi_kNxp775DataConfig;
 
extern SPI_INTERFACE_CONFIG_s spi_ltcInterface[BS_NR_OF_STRINGS];
extern SPI_INTERFACE_CONFIG_s spi_MxmInterface;
extern SPI_INTERFACE_CONFIG_s spi_nxp775Interface;
extern SPI_INTERFACE_CONFIG_s spi_framInterface;
extern SPI_INTERFACE_CONFIG_s spi_spsInterface;
extern SPI_INTERFACE_CONFIG_s spi_adc0Interface;
extern SPI_INTERFACE_CONFIG_s spi_adc1Interface;
extern SPI_INTERFACE_CONFIG_s spi_kSbcMcuInterface;
extern SPI_INTERFACE_CONFIG_s spi_dmaTransmission[];
 
extern uint32_t spi_saveFmt0[];
 
extern SPI_BUSY_STATE_e spi_busyFlags[];
 
extern const uint8_t spi_nrBusyFlags;
 
/*========== Extern Function Prototypes =====================================*/
/**
 * @brief Switch the SPS spi handle to high speed
 * @param[out]  pSpiSpsInterface    handle of the SPS spi config
 */
extern void SPI_SpsInterfaceSwitchToHighSpeed(SPI_INTERFACE_CONFIG_s *pSpiSpsInterface);
 
/**
 * @brief Switch the SPS spi handle to low speed
 * @param[out]  pSpiSpsInterface    handle of the SPS spi config
 */
extern void SPI_SpsInterfaceSwitchToLowSpeed(SPI_INTERFACE_CONFIG_s *pSpiSpsInterface);
 
/*========== Externalized Static Functions Prototypes (Unit Test) ===========*/
 
#endif /* FOXBMS__SPI_CFG_H_ */