diff options
Diffstat (limited to 'os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h')
| -rw-r--r-- | os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h | 193 |
1 files changed, 187 insertions, 6 deletions
diff --git a/os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h b/os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h index 1cf26434e..5d19b6555 100644 --- a/os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h +++ b/os/hal/ports/SAMA/LLD/SPIv1/hal_spi_lld.h @@ -44,29 +44,184 @@ * @details If set to @p TRUE the support for SPI0 is included.
*/
#if !defined(SAMA_SPI_USE_SPI0) || defined(__DOXYGEN__)
-#define SAMA_SPI_USE_SPI0 FALSE
+#define SAMA_SPI_USE_SPI0 FALSE
#endif
-/** @} */
+
/**
* @brief SPI1 driver enable switch.
* @details If set to @p TRUE the support for SPI1 is included.
* @note The default is @p FALSE.
*/
#if !defined(SAMA_SPI_USE_SPI1) || defined(__DOXYGEN__)
-#define SAMA_SPI_USE_SPI1 FALSE
+#define SAMA_SPI_USE_SPI1 FALSE
+#endif
+
+/**
+ * @brief SPI FLEXCOM0 driver enable switch.
+ * @details If set to @p TRUE the support for FLEXCOM0 is included.
+ */
+#if !defined(SAMA_SPI_USE_FLEXCOM0) || defined(__DOXYGEN__)
+#define SAMA_SPI_USE_FLEXCOM0 FALSE
+#endif
+
+/**
+ * @brief SPI FLEXCOM1 driver enable switch.
+ * @details If set to @p TRUE the support for FLEXCOM1 is included.
+ */
+#if !defined(SAMA_SPI_USE_FLEXCOM1) || defined(__DOXYGEN__)
+#define SAMA_SPI_USE_FLEXCOM1 FALSE
+#endif
+
+/**
+ * @brief SPI FLEXCOM2 driver enable switch.
+ * @details If set to @p TRUE the support for FLEXCOM2 is included.
+ */
+#if !defined(SAMA_SPI_USE_FLEXCOM2) || defined(__DOXYGEN__)
+#define SAMA_SPI_USE_FLEXCOM2 FALSE
+#endif
+
+/**
+ * @brief SPI FLEXCOM3 driver enable switch.
+ * @details If set to @p TRUE the support for FLEXCOM3 is included.
+ */
+#if !defined(SAMA_SPI_USE_FLEXCOM3) || defined(__DOXYGEN__)
+#define SAMA_SPI_USE_FLEXCOM3 FALSE
+#endif
+
+/**
+ * @brief SPI FLEXCOM4 driver enable switch.
+ * @details If set to @p TRUE the support for FLEXCOM4 is included.
+ */
+#if !defined(SAMA_SPI_USE_FLEXCOM4) || defined(__DOXYGEN__)
+#define SAMA_SPI_USE_FLEXCOM4 FALSE
+#endif
+
+/**
+ * @brief SPI0 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_SPI0_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_SPI0_DMA_IRQ_PRIORITY 4
+#endif
+
+/**
+ * @brief SPI1 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_SPI1_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_SPI1_DMA_IRQ_PRIORITY 4
+#endif
+
+/**
+ * @brief FLEXCOM0 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_FLEXCOM0_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_FLEXCOM0_DMA_IRQ_PRIORITY 4
+#endif
+
+/**
+ * @brief FLEXCOM1 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_FLEXCOM1_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_FLEXCOM1_DMA_IRQ_PRIORITY 4
+#endif
+
+/**
+ * @brief FLEXCOM2 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_FLEXCOM2_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_FLEXCOM2_DMA_IRQ_PRIORITY 4
+#endif
+
+/**
+ * @brief FLEXCOM3 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_FLEXCOM3_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_FLEXCOM3_DMA_IRQ_PRIORITY 4
#endif
+/**
+ * @brief FLEXCOM4 DMA interrupt priority level setting.
+ */
+#if !defined(SAMA_SPI_FLEXCOM4_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)
+#define SAMA_SPI_FLEXCOM4_DMA_IRQ_PRIORITY 4
+#endif
+/** @} */
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
+
+/**
+ * @brief At least an SPI unit is in use.
+ */
+#define SAMA_SPI_USE_SPI (SAMA_SPI_USE_SPI0 || \
+ SAMA_SPI_USE_SPI1)
+
+/**
+ * @brief At least an FLEXCOM unit is in use.
+ */
+#define SAMA_SPI_USE_FLEXCOM (SAMA_SPI_USE_FLEXCOM0 || \
+ SAMA_SPI_USE_FLEXCOM1 || \
+ SAMA_SPI_USE_FLEXCOM2 || \
+ SAMA_SPI_USE_FLEXCOM3 || \
+ SAMA_SPI_USE_FLEXCOM4)
+
+#if !SAMA_SPI_USE_SPI0 && !SAMA_SPI_USE_SPI1 && \
+ !SAMA_SPI_USE_FLEXCOM0 && !SAMA_SPI_USE_FLEXCOM1 && \
+ !SAMA_SPI_USE_FLEXCOM2 && !SAMA_SPI_USE_FLEXCOM3 && \
+ !SAMA_SPI_USE_FLEXCOM4
+#error "SPI driver activated but no SPI peripheral assigned"
+#endif
+
+/* Checks on allocation of UARTx units.*/
+#if SAMA_SPI_USE_FLEXCOM0
+#if defined(SAMA_FLEXCOM0_IS_USED)
+#error "SPIFLEXD0 requires FLEXCOM0 but the peripheral is already used"
+#else
+#define SAMA_FLEXCOM0_IS_USED
+#endif
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM1
+#if defined(SAMA_FLEXCOM1_IS_USED)
+#error "SPIFLEXD1 requires FLEXCOM1 but the peripheral is already used"
+#else
+#define SAMA_FLEXCOM1_IS_USED
+#endif
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM2
+#if defined(SAMA_FLEXCOM2_IS_USED)
+#error "SPIFLEXD2 requires FLEXCOM2 but the peripheral is already used"
+#else
+#define SAMA_FLEXCOM2_IS_USED
+#endif
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM3
+#if defined(SAMA_FLEXCOM3_IS_USED)
+#error "SPIFLEXD3 requires FLEXCOM3 but the peripheral is already used"
+#else
+#define SAMA_FLEXCOM3_IS_USED
+#endif
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM4
+#if defined(SAMA_FLEXCOM4_IS_USED)
+#error "SPIFLEXD4 requires FLEXCOM4 but the peripheral is already used"
+#else
+#define SAMA_FLEXCOM4_IS_USED
+#endif
+#endif
+
+#if SPI_SELECT_MODE == (SPI_SELECT_MODE_LLD || SPI_SELECT_MODE_PAD || \
+ SPI_SELECT_MODE_PORT || SPI_SELECT_MODE_LINE)
+#error "SPI_SELECT_MODE_NONE is supported by this driver"
+#endif
+
#if !defined(SAMA_DMA_REQUIRED)
#define SAMA_DMA_REQUIRED
#endif
-#if !SAMA_SPI_USE_SPI0 && !SAMA_SPI_USE_SPI1
-#error "SPI driver activated but no SPI peripheral assigned"
-#endif
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
@@ -141,6 +296,12 @@ struct SPIDriver { * @brief Pointer to the SPIx registers block.
*/
Spi *spi;
+#if SAMA_SPI_USE_FLEXCOM
+ /**
+ * @brief Pointer to the FLEXCOMx registers block.
+ */
+ Flexcom *flexcom;
+#endif
/**
* @brief Receive DMA stream.
*/
@@ -177,6 +338,26 @@ extern SPIDriver SPID0; extern SPIDriver SPID1;
#endif
+#if SAMA_SPI_USE_FLEXCOM0 && !defined(__DOXYGEN__)
+extern SPIDriver SPIFLEXD0;
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM1 && !defined(__DOXYGEN__)
+extern SPIDriver SPIFLEXD1;
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM2 && !defined(__DOXYGEN__)
+extern SPIDriver SPIFLEXD2;
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM3 && !defined(__DOXYGEN__)
+extern SPIDriver SPIFLEXD3;
+#endif
+
+#if SAMA_SPI_USE_FLEXCOM4 && !defined(__DOXYGEN__)
+extern SPIDriver SPIFLEXD4;
+#endif
+
#ifdef __cplusplus
extern "C" {
#endif
|