Merge pull request #126 from marcoveeneman/tiva_spi_update
Aligned the Tiva port to the SPI driver improvements.
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commit
f16bd4416a
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@ -359,6 +359,7 @@ void spi_lld_stop(SPIDriver *spip)
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}
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}
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#if (SPI_SELECT_MODE == SPI_SELECT_MODE_LLD) || defined(__DOXYGEN__)
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/**
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* @brief Asserts the slave select signal and prepares for transfers.
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*
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@ -368,7 +369,7 @@ void spi_lld_stop(SPIDriver *spip)
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*/
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void spi_lld_select(SPIDriver *spip)
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{
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palClearPad(spip->config->ssport, spip->config->sspad);
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/* No implementation on Tiva.*/
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}
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/**
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@ -381,8 +382,9 @@ void spi_lld_select(SPIDriver *spip)
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*/
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void spi_lld_unselect(SPIDriver *spip)
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{
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palSetPad(spip->config->ssport, spip->config->sspad);
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/* No implementation on Tiva.*/
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}
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#endif
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/**
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* @brief Ignores data on the SPI bus.
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@ -165,6 +165,10 @@
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#define TIVA_UDMA_REQUIRED
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#endif
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#if SPI_SELECT_MODE == SPI_SELECT_MODE_LLD
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#error "SPI_SELECT_MODE_LLD not supported by this driver"
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#endif
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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@ -189,16 +193,34 @@ typedef struct {
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/**
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* @brief Operation complete callback or @p NULL.
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*/
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spicallback_t end_cb;
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spicallback_t end_cb;
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#if (SPI_SELECT_MODE == SPI_SELECT_MODE_LINE) || defined(__DOXYGEN__)
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/**
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* @brief The chip select line.
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*/
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ioline_t ssline;
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#endif
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#if (SPI_SELECT_MODE == SPI_SELECT_MODE_PORT) || defined(__DOXYGEN__)
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/**
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* @brief The chip select port.
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*/
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ioportid_t ssport;
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/**
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* @brief The chip select port mask.
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*/
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uint8fast_t ssmask;
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#endif
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#if (SPI_SELECT_MODE == SPI_SELECT_MODE_PAD) || defined(__DOXYGEN__)
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/**
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* @brief The chip select port.
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*/
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ioportid_t ssport;
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/**
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* @brief The chip select pad number.
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*/
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uint_fast8_t sspad;
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#endif
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/* End of the mandatory fields.*/
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/**
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* @brief The chip select line port.
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*/
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ioportid_t ssport;
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/**
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* @brief The chip select line pad number.
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*/
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uint16_t sspad;
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/**
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* @brief SSI CR0 initialization data.
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*/
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@ -289,8 +311,10 @@ extern "C" {
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void spi_lld_init(void);
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void spi_lld_start(SPIDriver *spip);
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void spi_lld_stop(SPIDriver *spip);
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#if (SPI_SELECT_MODE == SPI_SELECT_MODE_LLD) || defined(__DOXYGEN__)
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void spi_lld_select(SPIDriver *spip);
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void spi_lld_unselect(SPIDriver *spip);
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#endif
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void spi_lld_ignore(SPIDriver *spip, size_t n);
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void spi_lld_exchange(SPIDriver *spip, size_t n,
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const void *txbuf, void *rxbuf);
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