[PATCH 02/15] kbuild: split device tree build rules into scripts/Makefile.dtbs

[Rob Herring]

On Thu, Sep 05, 2024 at 08:47:38AM +0900, Masahiro Yamada wrote:
> scripts/Makefile.lib is included not only from scripts/Makefile.build
> but also from scripts/Makefile.{modfinal,package,vmlinux,vmlinux_o},
> where DT build rules are not required.
> 
> Split the DT build rules out to scripts/Makefile.dtbs, and include it
> only when necessary.
> 
> Signed-off-by: Masahiro Yamada <masahiroy at kernel.org>
> ---
> 
>  drivers/of/fdt.c       |   2 +-
>  drivers/of/unittest.c  |   4 +-
>  scripts/Makefile.build |  25 +++-----
>  scripts/Makefile.dtbs  | 142 +++++++++++++++++++++++++++++++++++++++++
>  scripts/Makefile.lib   | 115 ---------------------------------
>  5 files changed, 153 insertions(+), 135 deletions(-)
>  create mode 100644 scripts/Makefile.dtbs

Reviewed-by: Rob Herring (Arm) <robh at kernel.org>