at91rm9200ek: use atmel_usart

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
diff --git a/include/configs/at91rm9200ek.h b/include/configs/at91rm9200ek.h
index ee199ab..b847798 100644
--- a/include/configs/at91rm9200ek.h
+++ b/include/configs/at91rm9200ek.h
@@ -73,6 +73,8 @@
 #define CONFIG_SETUP_MEMORY_TAGS
 #define CONFIG_INITRD_TAG
 
+#define CONFIG_BOARD_EARLY_INIT_F
+
 /*
  * Memory Configuration
  */
@@ -123,8 +125,9 @@
  * CONFIG_DBGU is DBGU unit on J10
  * CONFIG_USART1 is USART1 on J14
  */
-#define CONFIG_AT91RM9200_USART
-#define CONFIG_DBGU
+#define CONFIG_ATMEL_USART
+#define CONFIG_USART_BASE	ATMEL_BASE_DBGU
+#define CONFIG_USART_ID		0/* ignored in arm */
 
 #define CONFIG_SYS_BAUDRATE_TABLE	{115200 , 19200, 38400, 57600, 9600 }
 #define CONFIG_BAUDRATE			115200