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TMC2209/lib/tmc/hal/SPI.h

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+/*******************************************************************************
+* Copyright © 2019 TRINAMIC Motion Control GmbH & Co. KG
+* (now owned by Analog Devices Inc.),
+*
+* Copyright © 2023 Analog Devices Inc. All Rights Reserved. This software is
+* proprietary & confidential to Analog Devices, Inc. and its licensors.
+*******************************************************************************/
+
+
+#ifndef SPI_H
+#define SPI_H
+
+	#include "derivative.h"
+	#include "IOs.h"
+
+	typedef struct
+	{
+		#if defined(Landungsbruecke) || defined(LandungsbrueckeSmall)
+			SPI_MemMapPtr periphery; // pointer to freescale SPI memory base pointer
+		#elif defined(LandungsbrueckeV3)
+			uint32_t periphery; // GD32 SPI parameters
+		#endif
+
+		IOPinTypeDef *CSN;
+		unsigned char (*readWrite) (unsigned char data, unsigned char lastTransfer);
+		void (*readWriteArray) (uint8_t *data, size_t length);
+		void (*reset) (void);
+	} SPIChannelTypeDef;
+
+	typedef struct
+	{
+		SPIChannelTypeDef ch1;
+		SPIChannelTypeDef ch2;
+		void (*init) (void);
+	} SPITypeDef;
+
+	extern SPITypeDef SPI;
+
+	uint32_t spi_getFrequency(SPIChannelTypeDef *SPIChannel);
+	uint32_t spi_setFrequency(SPIChannelTypeDef *SPIChannel, uint32_t desiredFrequency);
+
+	uint8_t spi_getMode(SPIChannelTypeDef *SPIChannel);
+	bool spi_setMode(SPIChannelTypeDef *SPIChannel, uint8_t mode);
+
+	// read/write 32 bit value at address
+	int32_t spi_readInt(SPIChannelTypeDef *SPIChannel, uint8_t address);
+	void spi_writeInt(SPIChannelTypeDef *SPIChannel, uint8_t address, int32_t value);
+
+	// for default channels
+	uint8_t spi_ch1_readWriteByte(uint8_t data, uint8_t lastTransfer);
+	// for TM02
+	uint8_t spi_ch2_readWriteByte(SPIChannelTypeDef *SPIChannel, uint8_t data, uint8_t lastTransfer);
+
+
+	int32_t spi_ch1_readInt(uint8_t address);
+	void spi_ch1_writeInt(uint8_t address, int32_t value);
+
+	int32_t spi_ch2_readInt(uint8_t address);
+	void spi_ch2_writeInt(uint8_t address, int32_t value);
+
+#endif /* SPI_H */