ARM: mxs: Added application UART driver

The driver makes it possible to use an application UART as
the U-Boot output console for Freescale i.MX23/i.MX28 devices.

Signed-off-by: Andreas Wass <andreas.wass@dalelven.com>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
Cc: Marek Vasut <marex@denx.de>
Acked-by: Marek Vasut <marex@denx.de>
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 6730135..336ff35 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -159,6 +159,7 @@
 serial_initfunc(s3c44b0_serial_initialize);
 serial_initfunc(sa1100_serial_initialize);
 serial_initfunc(sh_serial_initialize);
+serial_initfunc(mxs_auart_initialize);
 
 /**
  * serial_register() - Register serial driver with serial driver core
@@ -251,6 +252,7 @@
 	s3c44b0_serial_initialize();
 	sa1100_serial_initialize();
 	sh_serial_initialize();
+	mxs_auart_initialize();
 
 	serial_assign(default_serial_console()->name);
 }