superio/smsc/fdc37n972: Trivial cleanup reorder headers

Alphabetise headers and a few trivial cleanups.

Change-Id: Ib8c8362962297cb59671d8274df8e4945373f94b
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6042
Tested-by: build bot (Jenkins)
Reviewed-by: David Hendricks <dhendrix@chromium.org>

src/superio/smsc/fdc37n972/Makefile.inc

@@ -18,4 +18,3 @@
 ##
 
 ramstage-$(CONFIG_SUPERIO_SMSC_FDC37N972) += fdc37n972.c
-

src/superio/smsc/fdc37n972/fdc37n972.c

@@ -17,10 +17,11 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#include <stdlib.h>
 #include <device/device.h>
 #include <device/pnp.h>
 #include <pc80/keyboard.h>
+#include <stdlib.h>
+
 #include "fdc37n972.h"
 
 static void init(device_t dev)

src/superio/smsc/fdc37n972/fdc37n972.h

@@ -17,8 +17,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef SUPERIO_SMSC_FDC37N972_FDC37N972_H
-#define SUPERIO_SMSC_FDC37N972_FDC37N972_H
+#ifndef SUPERIO_SMSC_FDC37N972_H
+#define SUPERIO_SMSC_FDC37N972_H
 
 #define FDC37N972_FDC  0x00 /* Floppy */
 #define FDC37N972_PP   0x03 /* Parallel port */
@@ -29,4 +29,4 @@
 #define FDC37N972_EC   0x08 /* Environmental Controller */
 #define FDC37N972_MBX  0x09 /* Mailbox register */
 
-#endif
+#endif /* SUPERIO_SMSC_FDC37N972_H */