SAMA5D3/4: Fix two issues associated with PIO interrupts

arch/arm/src/sama5/sam_pio.c

@@ -65,6 +65,22 @@
  * Private Types
  ****************************************************************************/
 
+/****************************************************************************
+ * Public Data
+ ****************************************************************************/
+
+/* SAM_PION_VBASE will only be defined if the PIO register blocks are
+ * contiguous.  If not defined, then we need to do a table lookup.
+ */
+
+#ifndef SAM_PION_VBASE
+const uintptr_t g_piobase[SAM_NPIO] =
+{
+  SAM_PIOA_VBASE, SAM_PIOB_VBASE, SAM_PIOC_VBASE, SAM_PIOD_VBASE,
+  SAM_PIOE_VBASE
+};
+#endif
+
 /****************************************************************************
  * Private Data
  ****************************************************************************/
@@ -115,20 +131,6 @@ static const bool g_piointerrupt[SAM_NPIO] =
 #endif
 };
 
-/* SAM_PION_VBASE will only be defined if the PIO register blocks are
- * contiguous.  If not defined, then we need to do a table lookup.
- */
-
-#ifndef SAM_PION_VBASE
-  static const uintptr_t g_piobase[SAM_NPIO] =
-  {
-    SAM_PIOA_VBASE, SAM_PIOB_VBASE, SAM_PIOC_VBASE, SAM_PIOD_VBASE,
-    SAM_PIOE_VBASE
-  };
-
-# define SAM_PION_VBASE(n) (g_piobase[(n)])
-#endif
-
 /****************************************************************************
  * Private Function Prototypes
  ****************************************************************************/
@@ -146,7 +148,7 @@ static inline uintptr_t sam_piobase(pio_pinset_t cfgset)
 
   if (port < SAM_NPIO)
     {
-      return SAM_PION_VBASE(port);
+      return sam_pion_vbase(port);
     }
   else
     {
@@ -730,7 +732,7 @@ int sam_dumppio(uint32_t pinset, const char *msg)
   /* Get the base address associated with the PIO port */
 
   port = (pinset & PIO_PORT_MASK) >> PIO_PORT_SHIFT;
-  base = SAM_PION_VBASE(port);
+  base = sam_pion_vbase(port);
 
   /* The following requires exclusive access to the PIO registers */
 

arch/arm/src/sama5/sam_pio.h

@@ -51,11 +51,10 @@
  ************************************************************************************/
 /* Configuration ********************************************************************/
 
-#undef CONFIG_SAMA5_PIO_IRQ
-#if defined(CONFIG_SAMA5_PIOA_IRQ) || defined(CONFIG_SAMA5_PIOB_IRQ) || \
-    defined(CONFIG_SAMA5_PIOC_IRQ) || defined(CONFIG_SAMA5_PIOD_IRQ) || \
-    defined(CONFIG_SAMA5_PIOD_IRQ)
-#  define CONFIG_SAMA5_PIO_IRQ 1
+#if !defined(CONFIG_SAMA5_PIOA_IRQ) && !defined(CONFIG_SAMA5_PIOB_IRQ) && \
+    !defined(CONFIG_SAMA5_PIOC_IRQ) && !defined(CONFIG_SAMA5_PIOD_IRQ) && \
+    !defined(CONFIG_SAMA5_PIOE_IRQ) && !defined(CONFIG_SAMA5_PIOF_IRQ)
+#  undef CONFIG_SAMA5_PIO_IRQ
 #endif
 
 #ifndef CONFIG_DEBUG
@@ -216,6 +215,17 @@
 
 typedef uint32_t pio_pinset_t;
 
+/* SAM_PION_VBASE will only be defined if the PIO register blocks are contiguous.
+ * If not defined, then we need to do a table lookup.
+ */
+
+#ifndef SAM_PION_VBASE
+extern const uintptr_t g_piobase[SAM_NPIO];
+#  define sam_pion_vbase(n) (g_piobase[(n)])
+#else
+#  define sam_pion_vbase(n) SAM_PION_VBASE(n)
+#endif
+
 /************************************************************************************
  * Inline Functions
  ************************************************************************************/

arch/arm/src/sama5/sam_pioirq.c

@@ -87,14 +87,14 @@
 static inline uint32_t sam_piobase(pio_pinset_t pinset)
 {
   int port = (pinset & PIO_PORT_MASK) >> PIO_PORT_SHIFT;
-  return SAM_PION_VBASE(port >> PIO_PORT_SHIFT);
+  return sam_pion_vbase(port >> PIO_PORT_SHIFT);
 }
 
 /****************************************************************************
  * Name: sam_piopin
  *
  * Description:
- *   Returun the base address of the PIO register set
+ *   Return the base address of the PIO register set
  *
  ****************************************************************************/
 
@@ -107,7 +107,7 @@ static inline int sam_piopin(pio_pinset_t pinset)
  * Name: sam_irqbase
  *
  * Description:
- *   Return pio information associated with this IRQ
+ *   Return PIO information associated with this IRQ
  *
  ****************************************************************************/
 
@@ -169,10 +169,10 @@ static int sam_irqbase(int irq, uint32_t *base, int *pin)
 }
 
 /****************************************************************************
- * Name: sam_pioa/b/cinterrupt
+ * Name: sam_pioa/b/c/d/e/finterrupt
  *
  * Description:
- *   Receive PIOA/B/C interrupts
+ *   Receive PIOA/B/C/D/E/F interrupts
  *
  ****************************************************************************/