convert common files to new SoC access

* add's a warning to all files, which need update to new SoC access
 * convert common files in cpu/../at91 and a lot of drivers to use
   c stucture SoC access

Signed-off-by: Jens Scharsig <js_at_ng@scharsoft.de>
diff --git a/drivers/serial/at91rm9200_usart.c b/drivers/serial/at91rm9200_usart.c
index 858bde9..05ebbc3 100644
--- a/drivers/serial/at91rm9200_usart.c
+++ b/drivers/serial/at91rm9200_usart.c
@@ -30,8 +30,16 @@
  */
 
 #include <common.h>
+
+#ifndef CONFIG_AT91_LEGACY
 #include <asm/io.h>
 #include <asm/arch/hardware.h>
+#define CONFIG_AT91_LEGACY
+#include <asm/arch-at91rm9200/AT91RM9200.h>
+#warning Please update to use C structur SoC access !
+#else
+#include <asm/arch/AT91RM9200.h>
+#endif
 
 DECLARE_GLOBAL_DATA_PTR;
 
diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c
index f50552a..cad3412 100644
--- a/drivers/serial/atmel_usart.c
+++ b/drivers/serial/atmel_usart.c
@@ -16,6 +16,10 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 #include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
 #include <watchdog.h>
 
 #include <asm/io.h>