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-rw-r--r--drivers/serial/atmel_usart.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c
index f50552a2c7..cad34122b9 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>
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