SAMA5: Major restructuring of the the OHCI driver drivers to better handle the multiple root hub ports and concureent transfers on each port.

ChangeLog

@@ -5396,3 +5396,11 @@
 	  to new interface, struct usbhost_connection_s.  This is part of the
 	  necessary restructuring of the USB host interface to support multiple
 	  root hub ports (2013-8-13).
+	* arch/arm/src/sama5/sam_ohci.c:  Major restructuring of the driver due
+	  in order to handle multiple root hub ports.  Basically instead of one
+	  driver structure with an arrayof root hub port structures, there is no
+	  one container structure with an array of driver structures, one for
+	  each root hub port.  The advantage is that each class->driver call not
+	  passes information associated with the RHport implicitly.  The klugey,
+	  procedural alternative was to add the function address to every
+	  interface method (which I started to do but backed above) (2013-8-13).

arch/arm/src/lpc17xx/lpc17_usbhost.c

@@ -350,7 +350,7 @@ static struct lpc17_usbhost_s g_usbhost =
   .class            = NULL,
 };
 
-/* This is the connection/enumeration interact */
+/* This is the connection/enumeration interface */
 
 static struct usbhost_connection_s g_usbconn =
 {

arch/arm/src/sama5/sam_serial.c

@@ -1204,8 +1204,6 @@ void up_serialinit(void)
 int up_putc(int ch)
 {
 #ifdef HAVE_CONSOLE
-  struct up_dev_s *priv = (struct up_dev_s*)CONSOLE_DEV.priv;
-
   /* This logic does not work.  Apparently re-entrancy problems cause the
    * loss of serial interrupts (a bad, zero IMR gets set).  My attempts to
    * make this function fully re-entrant have not been successful but the
@@ -1213,6 +1211,7 @@ int up_putc(int ch)
    */
 
 #if 0
+  struct up_dev_s *priv = (struct up_dev_s*)CONSOLE_DEV.priv;
   uint32_t imr;
 
   /* Disable serial interrupts */

arch/arm/src/stm32/stm32_otgfshost.c

@@ -422,7 +422,7 @@ static struct stm32_usbhost_s g_usbhost =
   .class            = NULL,
 };
 
-/* This is the connection/enumeration interact */
+/* This is the connection/enumeration interface */
 
 static struct usbhost_connection_s g_usbconn =
 {