(From OE-Core rev: 55fea8ead3ebef7e28a982a7721bc0ec42b5ca86) Signed-off-by: Robert Yang <liezhi.yang@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>