Add EC component for SMSC MEC1308/1310

Change-Id: I92109fb633a1a3090b4b1767dd119b8c8a1b5f81
Signed-off-by: Duncan Laurie <dlaurie@google.com>
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/828
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
diff --git a/src/ec/Kconfig b/src/ec/Kconfig
index 2a36a32..935b40b 100644
--- a/src/ec/Kconfig
+++ b/src/ec/Kconfig
@@ -1,2 +1,3 @@
 source src/ec/acpi/Kconfig
 source src/ec/lenovo/Kconfig
+source src/ec/smsc/Kconfig