GCC-4.x fixes: clean up global data pointer initialization for all boards.
diff --git a/cpu/sa1100/serial.c b/cpu/sa1100/serial.c
index a598489..5d18875 100644
--- a/cpu/sa1100/serial.c
+++ b/cpu/sa1100/serial.c
@@ -31,10 +31,10 @@
 #include <common.h>
 #include <SA-1100.h>
 
+DECLARE_GLOBAL_DATA_PTR;
+
 void serial_setbrg (void)
 {
-	DECLARE_GLOBAL_DATA_PTR;
-
 	unsigned int reg = 0;
 
 	if (gd->baudrate == 1200)