Backporting from master the ones that are applicable to kirkstone.
(From yocto-docs rev: c10d65ef3bbdf4fe3abc03e3aef3d4ca8c2ad87f)
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Mikko Rapeli <mikko.rapeli@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>