drivers/i2c : move i2c drivers to drivers/i2c

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/Makefile b/Makefile
index ac4b430..78ae924 100644
--- a/Makefile
+++ b/Makefile
@@ -207,6 +207,7 @@
 LIBS += disk/libdisk.a
 LIBS += rtc/librtc.a
 LIBS += dtt/libdtt.a
+LIBS += drivers/i2c/libi2c.a
 LIBS += drivers/libdrivers.a
 LIBS += drivers/bios_emulator/libatibiosemu.a
 LIBS += drivers/nand/libnand.a