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Macros
#define	SPI1 SPI1_BASE

#define	SPI2 SPI2_BASE

#define	SPI3 SPI3_BASE

#define	SPI4 SPI4_BASE

#define	SPI5 SPI5_BASE

#define	SPI6 SPI6_BASE

#define	SPI_CR1(spi_base) MMIO32((spi_base) + 0x00)

#define	SPI1_CR1 SPI_CR1(SPI1_BASE)

#define	SPI2_CR1 SPI_CR1(SPI2_BASE)

#define	SPI3_CR1 SPI_CR1(SPI3_BASE)

#define	SPI_CR2(spi_base) MMIO32((spi_base) + 0x04)

#define	SPI1_CR2 SPI_CR2(SPI1_BASE)

#define	SPI2_CR2 SPI_CR2(SPI2_BASE)

#define	SPI3_CR2 SPI_CR2(SPI3_BASE)

#define	SPI_SR(spi_base) MMIO32((spi_base) + 0x08)

#define	SPI1_SR SPI_SR(SPI1_BASE)

#define	SPI2_SR SPI_SR(SPI2_BASE)

#define	SPI3_SR SPI_SR(SPI3_BASE)

#define	SPI_DR(spi_base) MMIO32((spi_base) + 0x0c)

#define	SPI1_DR SPI_DR(SPI1_BASE)

#define	SPI2_DR SPI_DR(SPI2_BASE)

#define	SPI3_DR SPI_DR(SPI3_BASE)

#define	SPI_CRCPR(spi_base) MMIO32((spi_base) + 0x10)

#define	SPI1_CRCPR SPI_CRCPR(SPI1_BASE)

#define	SPI2_CRCPR SPI_CRCPR(SPI2_BASE)

#define	SPI3_CRCPR SPI_CRCPR(SPI3_BASE)

#define	SPI_RXCRCR(spi_base) MMIO32((spi_base) + 0x14)

#define	SPI1_RXCRCR SPI_RXCRCR(SPI1_BASE)

#define	SPI2_RXCRCR SPI_RXCRCR(SPI2_BASE)

#define	SPI3_RXCRCR SPI_RXCRCR(SPI3_BASE)

#define	SPI_TXCRCR(spi_base) MMIO32((spi_base) + 0x18)

#define	SPI1_TXCRCR SPI_TXCRCR(SPI1_BASE)

#define	SPI2_TXCRCR SPI_TXCRCR(SPI2_BASE)

#define	SPI3_TXCRCR SPI_TXCRCR(SPI3_BASE)

#define	SPI_I2SCFGR(spi_base) MMIO32((spi_base) + 0x1c)

#define	SPI1_I2SCFGR SPI_I2SCFGR(SPI1_BASE)

#define	SPI2_I2SCFGR SPI_I2SCFGR(SPI2_BASE)

#define	SPI3_I2SCFGR SPI_I2SCFGR(SPI3_BASE)

#define	SPI_I2SPR(spi_base) MMIO32((spi_base) + 0x20)

#define	SPI1_I2SPR SPI_I2SPR(SPI1_BASE)

#define	SPI2_I2SPR SPI_I2SPR(SPI2_BASE)

#define	SPI3_I2SPR SPI_I2SPR(SPI3_BASE)

#define	SPI_CR1_BIDIMODE_2LINE_UNIDIR (0 << 15)

#define	SPI_CR1_BIDIMODE_1LINE_BIDIR (1 << 15)

#define	SPI_CR1_BIDIMODE (1 << 15)

#define	SPI_CR1_BIDIOE (1 << 14)

#define	SPI_CR1_CRCEN (1 << 13)

#define	SPI_CR1_CRCNEXT (1 << 12)

#define	SPI_CR1_RXONLY (1 << 10)

#define	SPI_CR1_SSM (1 << 9)

#define	SPI_CR1_SSI (1 << 8)

#define	SPI_CR1_MSBFIRST (0 << 7)

#define	SPI_CR1_LSBFIRST (1 << 7)

#define	SPI_CR1_SPE (1 << 6)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_2 (0x00 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_4 (0x01 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_8 (0x02 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_16 (0x03 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_32 (0x04 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_64 (0x05 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_128 (0x06 << 3)

#define	SPI_CR1_BAUDRATE_FPCLK_DIV_256 (0x07 << 3)

#define	SPI_CR1_BR_FPCLK_DIV_2 0x0

#define	SPI_CR1_BR_FPCLK_DIV_4 0x1

#define	SPI_CR1_BR_FPCLK_DIV_8 0x2

#define	SPI_CR1_BR_FPCLK_DIV_16 0x3

#define	SPI_CR1_BR_FPCLK_DIV_32 0x4

#define	SPI_CR1_BR_FPCLK_DIV_64 0x5

#define	SPI_CR1_BR_FPCLK_DIV_128 0x6

#define	SPI_CR1_BR_FPCLK_DIV_256 0x7

#define	SPI_CR1_MSTR (1 << 2)

#define	SPI_CR1_CPOL_CLK_TO_0_WHEN_IDLE (0 << 1)

#define	SPI_CR1_CPOL_CLK_TO_1_WHEN_IDLE (1 << 1)

#define	SPI_CR1_CPOL (1 << 1)

#define	SPI_CR1_CPHA_CLK_TRANSITION_1 (0 << 0)

#define	SPI_CR1_CPHA_CLK_TRANSITION_2 (1 << 0)

#define	SPI_CR1_CPHA (1 << 0)

#define	SPI_CR2_TXEIE (1 << 7)

#define	SPI_CR2_RXNEIE (1 << 6)

#define	SPI_CR2_ERRIE (1 << 5)

#define	SPI_CR2_SSOE (1 << 2)

#define	SPI_CR2_TXDMAEN (1 << 1)

#define	SPI_CR2_RXDMAEN (1 << 0)

#define	SPI_SR_BSY (1 << 7)

#define	SPI_SR_OVR (1 << 6)

#define	SPI_SR_MODF (1 << 5)

#define	SPI_SR_CRCERR (1 << 4)

#define	SPI_SR_UDR (1 << 3)

#define	SPI_SR_CHSIDE (1 << 2)

#define	SPI_SR_TXE (1 << 1)

#define	SPI_SR_RXNE (1 << 0)

#define	SPI_I2SCFGR_I2SMOD (1 << 11)

#define	SPI_I2SCFGR_I2SE (1 << 10)

#define	SPI_I2SCFGR_I2SCFG_LSB 8

#define	SPI_I2SCFGR_I2SCFG_SLAVE_TRANSMIT 0x0

#define	SPI_I2SCFGR_I2SCFG_SLAVE_RECEIVE 0x1

#define	SPI_I2SCFGR_I2SCFG_MASTER_TRANSMIT 0x2

#define	SPI_I2SCFGR_I2SCFG_MASTER_RECEIVE 0x3

#define	SPI_I2SCFGR_PCMSYNC (1 << 7)

#define	SPI_I2SCFGR_I2SSTD_LSB 4

#define	SPI_I2SCFGR_I2SSTD_I2S_PHILIPS 0x0

#define	SPI_I2SCFGR_I2SSTD_MSB_JUSTIFIED 0x1

#define	SPI_I2SCFGR_I2SSTD_LSB_JUSTIFIED 0x2

#define	SPI_I2SCFGR_I2SSTD_PCM 0x3

#define	SPI_I2SCFGR_CKPOL (1 << 3)

#define	SPI_I2SCFGR_DATLEN_LSB 1

#define	SPI_I2SCFGR_DATLEN_16BIT 0x0

#define	SPI_I2SCFGR_DATLEN_24BIT 0x1

#define	SPI_I2SCFGR_DATLEN_32BIT 0x2

#define	SPI_I2SCFGR_CHLEN (1 << 0)

#define	SPI_I2SPR_MCKOE (1 << 9)

#define	SPI_I2SPR_ODD (1 << 8)

Functions
void	spi_enable (uint32_t spi)
	SPI Enable. More...

void	spi_disable (uint32_t spi)
	SPI Disable. More...

uint16_t	spi_clean_disable (uint32_t spi)
	SPI Clean Disable. More...

void	spi_write (uint32_t spi, uint16_t data)
	SPI Data Write. More...

void	spi_send (uint32_t spi, uint16_t data)
	SPI Data Write with Blocking. More...

uint16_t	spi_read (uint32_t spi)
	SPI Data Read. More...

uint16_t	spi_xfer (uint32_t spi, uint16_t data)
	SPI Data Write and Read Exchange. More...

void	spi_set_bidirectional_mode (uint32_t spi)
	SPI Set Bidirectional Simplex Mode. More...

void	spi_set_unidirectional_mode (uint32_t spi)
	SPI Set Unidirectional Mode. More...

void	spi_set_bidirectional_receive_only_mode (uint32_t spi)
	SPI Set Bidirectional Simplex Receive Only Mode. More...

void	spi_set_bidirectional_transmit_only_mode (uint32_t spi)
	SPI Set Bidirectional Simplex Receive Only Mode. More...

void	spi_enable_crc (uint32_t spi)
	SPI Enable the CRC. More...

void	spi_disable_crc (uint32_t spi)
	SPI Disable the CRC. More...

void	spi_set_next_tx_from_buffer (uint32_t spi)
	SPI Next Transmit is a Data Word. More...

void	spi_set_next_tx_from_crc (uint32_t spi)
	SPI Next Transmit is a CRC Word. More...

void	spi_set_full_duplex_mode (uint32_t spi)
	SPI Set Full Duplex (3-wire) Mode. More...

void	spi_set_receive_only_mode (uint32_t spi)
	SPI Set Receive Only Mode for Simplex (2-wire) Unidirectional Transfers. More...

void	spi_disable_software_slave_management (uint32_t spi)
	SPI Disable Slave Management by Hardware. More...

void	spi_enable_software_slave_management (uint32_t spi)
	SPI Enable Slave Management by Software. More...

void	spi_set_nss_high (uint32_t spi)
	SPI Set the Software NSS Signal High. More...

void	spi_set_nss_low (uint32_t spi)
	SPI Set the Software NSS Signal Low. More...

void	spi_send_lsb_first (uint32_t spi)
	SPI Set to Send LSB First. More...

void	spi_send_msb_first (uint32_t spi)
	SPI Set to Send MSB First. More...

void	spi_set_baudrate_prescaler (uint32_t spi, uint8_t baudrate)
	SPI Set the Baudrate Prescaler. More...

void	spi_set_master_mode (uint32_t spi)
	SPI Set to Master Mode. More...

void	spi_set_slave_mode (uint32_t spi)
	SPI Set to Slave Mode. More...

void	spi_set_clock_polarity_1 (uint32_t spi)
	SPI Set the Clock Polarity to High when Idle. More...

void	spi_set_clock_polarity_0 (uint32_t spi)
	SPI Set the Clock Polarity to Low when Idle. More...

void	spi_set_clock_phase_1 (uint32_t spi)
	SPI Set the Clock Phase to Capture on Trailing Edge. More...

void	spi_set_clock_phase_0 (uint32_t spi)
	SPI Set the Clock Phase to Capture on Leading Edge. More...

void	spi_enable_tx_buffer_empty_interrupt (uint32_t spi)
	SPI Enable the Transmit Buffer Empty Interrupt. More...

void	spi_disable_tx_buffer_empty_interrupt (uint32_t spi)
	SPI Disable the Transmit Buffer Empty Interrupt. More...

void	spi_enable_rx_buffer_not_empty_interrupt (uint32_t spi)
	SPI Enable the Receive Buffer Ready Interrupt. More...

void	spi_disable_rx_buffer_not_empty_interrupt (uint32_t spi)
	SPI Disable the Receive Buffer Ready Interrupt. More...

void	spi_enable_error_interrupt (uint32_t spi)
	SPI Enable the Error Interrupt. More...

void	spi_disable_error_interrupt (uint32_t spi)
	SPI Disable the Error Interrupt. More...

void	spi_enable_ss_output (uint32_t spi)
	SPI Set the NSS Pin as an Output. More...

void	spi_disable_ss_output (uint32_t spi)
	SPI Set the NSS Pin as an Input. More...

void	spi_enable_tx_dma (uint32_t spi)
	SPI Enable Transmit Transfers via DMA. More...

void	spi_disable_tx_dma (uint32_t spi)
	SPI Disable Transmit Transfers via DMA. More...

void	spi_enable_rx_dma (uint32_t spi)
	SPI Enable Receive Transfers via DMA. More...

void	spi_disable_rx_dma (uint32_t spi)
	SPI Disable Receive Transfers via DMA. More...

void	spi_set_standard_mode (uint32_t spi, uint8_t mode)
	SPI Standard Mode selection. More...

Macros

Functions