It seems to be a merge error in the omap tree that causes the following
build errors with e.g. ateb9200_defconfig:
<--  snip  -->
...
  MODPOST 93 modules
ERROR: "__i2c_board_list" [drivers/i2c/i2c-core.ko] undefined!
ERROR: "__i2c_board_lock" [drivers/i2c/i2c-core.ko] undefined!
ERROR: "__i2c_first_dynamic_bus_num" [drivers/i2c/i2c-core.ko] undefined!
make[2]: *** [__modpost] Error 1
<--  snip  -->
Signed-off-by: Adrian Bunk <adrian.bunk@movial.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
 obj-y                          += serial/
 obj-$(CONFIG_PARPORT)          += parport/
 obj-y                          += base/ block/ misc/ mfd/ net/ media/ cbus/
-obj-$(CONFIG_I2C)              += i2c/
+obj-y                          += i2c/
 obj-y                          += cbus/
 obj-$(CONFIG_ARCH_OMAP)                += dsp/dspgateway/
 obj-$(CONFIG_NUBUS)            += nubus/