tree 25885df0d01ce08e2509f4f2eb2755e875dd80f4
parent 53bca5ab6a4fd561dfae0a3b72d709feda2260f3
author Masahiro Yamada <yamada.m@jp.panasonic.com> 1391502282 +0900
committer Tom Rini <trini@ti.com> 1392826204 -0500

kbuild: check clean source and generate Makefile for out-of-tree build

For out-of-tree build
  - Check if the source tree is clean
  - Create a Makefile in the output directory

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>