hw: Enable watchdog support on Geode LX

This one required enabling the other options to even make that kconfig
option available.

Change-Id: Ie6d17d184fd825d544d1484e471ce9acbeefe790
diff --git a/board/czechlight/epia_geode/kconfig b/board/czechlight/epia_geode/kconfig
index 7c183e8..c6b36c3 100644
--- a/board/czechlight/epia_geode/kconfig
+++ b/board/czechlight/epia_geode/kconfig
@@ -7,5 +7,8 @@
 CONFIG_I2C_VIAPRO=y
 CONFIG_VIA_WDT=y
 
-# Geode LX I2C
+# Geode LX
 CONFIG_SCx200_ACB=y
+CONFIG_MFD_CS5535=y
+CONFIG_CS5535_MFGPT=y
+CONFIG_GEODE_WDT=y