sf: drop DEBUG defines

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>

drivers/mtd/spi/atmel.c

@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2008 Atmel Corporation
  */
-#define DEBUG
+
 #include <common.h>
 #include <malloc.h>
 #include <spi_flash.h>

drivers/mtd/spi/spi_flash.c

@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2008 Atmel Corporation
  */
-#define DEBUG
+
 #include <common.h>
 #include <malloc.h>
 #include <spi.h>