Enable building all dtb files when CONFIG_OF_ALL_DTBS is enabled. The dtbs
are not really dependent on a platform being enabled or any other kernel
config, so for testing coverage it is convenient to build all of the dtbs.
This builds all dts files in the tree, not just targets listed.
Signed-off-by: NRob Herring <robh@kernel.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: uclinux-h8-devel@lists.sourceforge.jp

Signed-off-by: NYoshinori Sato <ysato@users.sourceforge.jp>

Signed-off-by: NYoshinori Sato <ysato@users.sourceforge.jp>

- h8300h_sim: GDB H8/300H simulator
- h8s_sim: GDB H8S simulator
- edosk2674: Renesas EDOSK2674R Evalution board
Signed-off-by: NYoshinori Sato <ysato@users.sourceforge.jp>