Added uart and serial FLEXCOM

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10736 35acf78f-673a-0410-8e92-d51de3d6d3f4

1 files changed, 282 insertions, 6 deletions

diff --git a/os/hal/ports/SAMA/LLD/USARTv1/hal_uart_lld.h b/os/hal/ports/SAMA/LLD/USARTv1/hal_uart_lld.h
index 985d0dca7..0dae1af2d 100644
--- a/os/hal/ports/SAMA/LLD/USARTv1/hal_uart_lld.h
+++ b/os/hal/ports/SAMA/LLD/USARTv1/hal_uart_lld.h
@@ -41,7 +41,7 @@
  */

 /**

  * @brief   UART driver on UART0 enable switch.

- * @details If set to @p TRUE the support for USART1 is included.

+ * @details If set to @p TRUE the support for UART0 is included.

  * @note    The default is @p FALSE.

  */

 #if !defined(SAMA_UART_USE_UART0) || defined(__DOXYGEN__)

@@ -85,6 +85,51 @@
 #endif

 

 /**

+ * @brief   UART driver on FLEXCOM0 enable switch.

+ * @details If set to @p TRUE the support for FLEXCOM0 is included.

+ * @note    The default is @p FALSE.

+ */

+#if !defined(SAMA_UART_USE_FLEXCOM0) || defined(__DOXYGEN__)

+#define SAMA_UART_USE_FLEXCOM0              FALSE

+#endif

+

+/**

+ * @brief   UART driver on FLEXCOM1 enable switch.

+ * @details If set to @p TRUE the support for FLEXCOM1 is included.

+ * @note    The default is @p FALSE.

+ */

+#if !defined(SAMA_UART_USE_FLEXCOM1) || defined(__DOXYGEN__)

+#define SAMA_UART_USE_FLEXCOM1              FALSE

+#endif

+

+/**

+ * @brief   UART driver on FLEXCOM2 enable switch.

+ * @details If set to @p TRUE the support for FLEXCOM2 is included.

+ * @note    The default is @p FALSE.

+ */

+#if !defined(SAMA_UART_USE_FLEXCOM2) || defined(__DOXYGEN__)

+#define SAMA_UART_USE_FLEXCOM2              FALSE

+#endif

+

+/**

+ * @brief   UART driver on FLEXCOM3 enable switch.

+ * @details If set to @p TRUE the support for FLEXCOM3 is included.

+ * @note    The default is @p FALSE.

+ */

+#if !defined(SAMA_UART_USE_FLEXCOM3) || defined(__DOXYGEN__)

+#define SAMA_UART_USE_FLEXCOM3              FALSE

+#endif

+

+/**

+ * @brief   UART driver on FLEXCOM4 enable switch.

+ * @details If set to @p TRUE the support for FLEXCOM4 is included.

+ * @note    The default is @p FALSE.

+ */

+#if !defined(SAMA_UART_USE_FLEXCOM4) || defined(__DOXYGEN__)

+#define SAMA_UART_USE_FLEXCOM4              FALSE

+#endif

+

+/**

  * @brief   UART0 interrupt priority level setting.

  */

 #if !defined(SAMA_UART_UART0_IRQ_PRIORITY) || defined(__DOXYGEN__)

@@ -120,6 +165,111 @@
 #endif

 

 /**

+ * @brief   FLEXCOM0 interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM0_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM0_IRQ_PRIORITY     4

+#endif

+

+/**

+ * @brief   FLEXCOM1 interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM1_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM1_IRQ_PRIORITY     4

+#endif

+

+/**

+ * @brief   FLEXCOM2 interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM2_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM2_IRQ_PRIORITY     4

+#endif

+

+/**

+ * @brief   FLEXCOM3 interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM3_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM3_IRQ_PRIORITY     4

+#endif

+

+/**

+ * @brief   FLEXCOM4 interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM4_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM4_IRQ_PRIORITY     4

+#endif

+

+/**

+ * @brief   UART0 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_UART0_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_UART0_DMA_IRQ_PRIORITY    4

+#endif

+

+/**

+ * @brief   UART1 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_UART1_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_UART1_DMA_IRQ_PRIORITY    4

+#endif

+

+/**

+ * @brief   UART2 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_UART2_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_UART2_DMA_IRQ_PRIORITY    4

+#endif

+

+/**

+ * @brief   UART3 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_UART3_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_UART3_DMA_IRQ_PRIORITY    4

+#endif

+

+/**

+ * @brief   UART4 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_UART4_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_UART4_DMA_IRQ_PRIORITY    4

+#endif

+

+/**

+ * @brief   FLEXCOM0 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM0_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM0_DMA_IRQ_PRIORITY 4

+#endif

+

+/**

+ * @brief   FLEXCOM1 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM1_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM1_DMA_IRQ_PRIORITY 4

+#endif

+

+/**

+ * @brief   FLEXCOM2 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM2_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM2_DMA_IRQ_PRIORITY 4

+#endif

+

+/**

+ * @brief   FLEXCOM3 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM3_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM3_DMA_IRQ_PRIORITY 4

+#endif

+

+/**

+ * @brief   FLEXCOM4 DMA interrupt priority level setting.

+ */

+#if !defined(SAMA_UART_FLEXCOM4_DMA_IRQ_PRIORITY) || defined(__DOXYGEN__)

+#define SAMA_UART_FLEXCOM4_DMA_IRQ_PRIORITY 4

+#endif

+

+/**

  * @brief   UART DMA error hook.

  * @note    The default action for DMA errors is a system halt because DMA

  *          error can only happen because programming errors.

@@ -133,17 +283,115 @@
 /* Derived constants and error checks.                                       */

 /*===========================================================================*/

 

-/*TODO: check every peripheral */

-#if SAMA_UART_USE_UART0 && SAMA_SERIAL_USE_UART0

-#error "UART0 already in use"

-#endif

+/**

+ * @brief   At least an UART unit is in use.

+ */

+#define SAMA_UART_USE_UART (SAMA_UART_USE_UART0 ||                          \

+                            SAMA_UART_USE_UART1 ||                          \

+                            SAMA_UART_USE_UART2 ||                          \

+                            SAMA_UART_USE_UART3 ||                          \

+                            SAMA_UART_USE_UART4)

+

+/**

+ * @brief   At least an FLEXCOM unit is in use.

+ */

+#define SAMA_UART_USE_FLEXCOM (SAMA_UART_USE_FLEXCOM0 ||                    \

+                               SAMA_UART_USE_FLEXCOM1 ||                    \

+                               SAMA_UART_USE_FLEXCOM2 ||                    \

+                               SAMA_UART_USE_FLEXCOM3 ||                    \

+                               SAMA_UART_USE_FLEXCOM4)

+

 

 #if !SAMA_UART_USE_UART0 && !SAMA_UART_USE_UART1 &&                         \

     !SAMA_UART_USE_UART2 && !SAMA_UART_USE_UART3 &&                         \

-    !SAMA_UART_USE_UART4

+    !SAMA_UART_USE_UART4 &&                                                 \

+    !SAMA_UART_USE_FLEXCOM0 && !SAMA_UART_USE_FLEXCOM1 &&                   \

+    !SAMA_UART_USE_FLEXCOM2 && !SAMA_UART_USE_FLEXCOM3 &&                   \

+    !SAMA_UART_USE_FLEXCOM4

 #error "UART driver activated but no USART/UART peripheral assigned"

 #endif

 

+/* Checks on allocation of UARTx units.*/

+#if SAMA_UART_USE_UART0

+#if defined(SAMA_UART0_IS_USED)

+#error "UARTD0 requires UART0 but the peripheral is already used"

+#else

+#define SAMA_UART0_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_UART1

+#if defined(SAMA_UART1_IS_USED)

+#error "UARTD1 requires UART1 but the peripheral is already used"

+#else

+#define SAMA_UART1_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_UART2

+#if defined(SAMA_UART2_IS_USED)

+#error "UARTD2 requires UART2 but the peripheral is already used"

+#else

+#define SAMA_UART2_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_UART3

+#if defined(SAMA_UART3_IS_USED)

+#error "UARTD3 requires UART3 but the peripheral is already used"

+#else

+#define SAMA_UART3_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_UART4

+#if defined(SAMA_UART4_IS_USED)

+#error "UARTD4 requires UART4 but the peripheral is already used"

+#else

+#define SAMA_UART4_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_FLEXCOM0

+#if defined(SAMA_FLEXCOM0_IS_USED)

+#error "UARTFLEXD0 requires FLEXCOM0 but the peripheral is already used"

+#else

+#define SAMA_FLEXCOM0_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_FLEXCOM1

+#if defined(SAMA_FLEXCOM1_IS_USED)

+#error "UARTFLEXD1 requires FLEXCOM1 but the peripheral is already used"

+#else

+#define SAMA_FLEXCOM1_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_FLEXCOM2

+#if defined(SAMA_FLEXCOM2_IS_USED)

+#error "UARTFLEXD2 requires FLEXCOM2 but the peripheral is already used"

+#else

+#define SAMA_FLEXCOM2_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_FLEXCOM3

+#if defined(SAMA_FLEXCOM3_IS_USED)

+#error "UARTFLEXD3 requires FLEXCOM3 but the peripheral is already used"

+#else

+#define SAMA_FLEXCOM3_IS_USED

+#endif

+#endif

+

+#if SAMA_UART_USE_FLEXCOM4

+#if defined(SAMA_FLEXCOM4_IS_USED)

+#error "UARTFLEXD4 requires FLEXCOM4 but the peripheral is already used"

+#else

+#define SAMA_FLEXCOM4_IS_USED

+#endif

+#endif

+

 #if !defined(SAMA_DMA_REQUIRED)

 #define SAMA_DMA_REQUIRED

 #endif

@@ -281,10 +529,18 @@ struct UARTDriver {
   UART_DRIVER_EXT_FIELDS

 #endif

   /* End of the mandatory fields.*/

+#if SAMA_UART_USE_UART

   /**

    * @brief   Pointer to the UART registers block.

    */

   Uart                      *uart;

+#endif

+#if SAMA_UART_USE_FLEXCOM

+  /* Pointer to the FLEXCOM registers block.*/

+  Flexcom                   *flexcom;

+  /* Pointer to the USART registers block.*/

+  Usart                     *usart;

+#endif

   /**

    * @brief   Clock frequency for the associated USART/UART.

    */

@@ -339,6 +595,26 @@ extern UARTDriver UARTD3;
 extern UARTDriver UARTD4;

 #endif

 

+#if SAMA_UART_USE_FLEXCOM0 && !defined(__DOXYGEN__)

+extern UARTDriver UARTFLEXD0;

+#endif

+

+#if SAMA_UART_USE_FLEXCOM1 && !defined(__DOXYGEN__)

+extern UARTDriver UARTFLEXD1;

+#endif

+

+#if SAMA_UART_USE_FLEXCOM2 && !defined(__DOXYGEN__)

+extern UARTDriver UARTFLEXD2;

+#endif

+

+#if SAMA_UART_USE_FLEXCOM3 && !defined(__DOXYGEN__)

+extern UARTDriver UARTFLEXD3;

+#endif

+

+#if SAMA_UART_USE_FLEXCOM4 && !defined(__DOXYGEN__)

+extern UARTDriver UARTFLEXD4;

+#endif

+

 #ifdef __cplusplus

 extern "C" {

 #endif