HW-specific drivers for Epia and Geode boards

Change-Id: I056313afcff43c48ce7908c06d245e01734f9a1a
diff --git a/board/czechlight/epia/kconfig b/board/czechlight/epia/kconfig
index a61af28..cf4bb2e 100644
--- a/board/czechlight/epia/kconfig
+++ b/board/czechlight/epia/kconfig
@@ -1,6 +1,10 @@
+# Epia on-board devices
 CONFIG_SATA_VIA=y
 CONFIG_PATA_VIA=y
 CONFIG_VIA_RHINE=y
 CONFIG_VIA_VELOCITY=y
 CONFIG_I2C_VIA=y
 CONFIG_I2C_VIAPRO=y
+
+# Geode LX I2C
+CONFIG_SCx200_ACB=y