microblaze: Remove common.h usage

We can remove common.h from most cases of the code here, and only a few
places need an additional header instead.

Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Michal Simek <michal.simek@amd.com>
diff --git a/arch/microblaze/cpu/exception.c b/arch/microblaze/cpu/exception.c
index 9414776..6b329fc 100644
--- a/arch/microblaze/cpu/exception.c
+++ b/arch/microblaze/cpu/exception.c
@@ -5,8 +5,8 @@
  * Michal  SIMEK <monstr@monstr.eu>
  */
 
-#include <common.h>
 #include <hang.h>
+#include <stdio.h>
 #include <asm/asm.h>
 
 void _hw_exception_handler (void)