8xxx: Second UART port added for MPC85xx, MPC83xx, MPC86xx processors

Defining the next two configs allows to switch the serial port from the
console using the setenv stdin and stdout
  1. #define CONFIG_SERIAL_MULTI 1 /* Enable both serial ports */
  2. #define CONFIG_SYS_CONSOLE_IS_IN_ENV /* determine from environment */

Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: Ed Swarthout <Ed.Swarthout@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/serial.h b/include/serial.h
index aca5221..57223372 100644
--- a/include/serial.h
+++ b/include/serial.h
@@ -24,7 +24,8 @@
 
 #if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_440) || \
     defined(CONFIG_405EP) || defined(CONFIG_405EZ) || defined(CONFIG_405EX) || \
-    defined(CONFIG_MPC5xxx)
+    defined(CONFIG_MPC5xxx) || defined(CONFIG_MPC83xx) || \
+    defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
 extern struct serial_device serial0_device;
 extern struct serial_device serial1_device;
 #if defined(CONFIG_SYS_NS16550_SERIAL)