1. a274ded Clean all defconfigs with savedefconfig by Joe Hershberger · Tue May 12 14:46:24 2015 -0500
  2. 3f053fe kconfig: move CONFIG_CC_OPTIMIZE_LIBS_FOR_SPEED to Kconfig by Masahiro Yamada · Tue Sep 16 16:32:59 2014 +0900
  3. d3ae678 kconfig: add board Kconfig and defconfig files by Masahiro Yamada · Wed Jul 30 14:08:14 2014 +0900