superio/smsc: Add support for SMSC DME1737

Change-Id: If2ba9ca48c809fe4f7dc0595a3cb3df168d630fd
Signed-off-by: Jonathan A. Kollasch <jakllsch@kollasch.net>
Reviewed-on: http://review.coreboot.org/10893
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
diff --git a/src/superio/smsc/Kconfig b/src/superio/smsc/Kconfig
index ceb53a6..00d4126 100644
--- a/src/superio/smsc/Kconfig
+++ b/src/superio/smsc/Kconfig
@@ -21,6 +21,8 @@
 config SUPERIO_WANTS_14MHZ_CLOCK
 	bool
 
+config SUPERIO_SMSC_DME1737
+	bool
 config SUPERIO_SMSC_FDC37M60X
 	bool
 config SUPERIO_SMSC_FDC37N972