mainboard/intel/galileo: Add I2C chip initialization

Add I2C chip initialization for the Galileo boards.

TEST=Build and run on Galileo Gen2

Change-Id: Ib5284d5cd7a67de2f3f98940837ceb2aa69af468
Signed-off-by: Lee Leahy <leroy.p.leahy@intel.com>
Reviewed-on: https://review.coreboot.org/14829
Tested-by: build bot (Jenkins)
Reviewed-by: Martin Roth <martinroth@google.com>
diff --git a/src/mainboard/intel/galileo/Makefile.inc b/src/mainboard/intel/galileo/Makefile.inc
index 382f8b9..4db9e31 100644
--- a/src/mainboard/intel/galileo/Makefile.inc
+++ b/src/mainboard/intel/galileo/Makefile.inc
@@ -16,3 +16,6 @@
 CPPFLAGS_common += -I$(src)/vendorcode/intel/fsp/fsp1_1/quark
 
 romstage-y += gpio.c
+
+ramstage-y += gpio.c
+ramstage-y += reg_access.c