AT91RM9200DK: fix broken boot from NOR flash

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S
index f99d129..5143cfc 100644
--- a/cpu/arm920t/start.S
+++ b/cpu/arm920t/start.S
@@ -258,7 +258,7 @@
 	 * find a lowlevel_init.S in your board directory.
 	 */
 	mov	ip, lr
-#if	defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
+#if	defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
 
 #else
 	bl	lowlevel_init