The previous sync was Linux 5.9-rc2.

Resync scripts/kconfig/ with Linux 5.13-rc1.

Highlights:

 - make header names in include/config/ and CONFIG symbols match
   (scripts/basic/fixdep.c was adjusted)

 - remove all 'option' syntax
   (common/Kconfig was adjusted)

 - introduce KCONFIG_DEFCONFIG_LIST instead of 'option defconfig_list'

 - bug fixes and cleanups of nconfig

 - drop Qt4 support from xconfig

 - bug fixes, improvements, cleanups of xconfig

 - print a short log for syncconfig

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Link: https://lore.barebox.org/20210530145842.2610109-2-masahiroy@kernel.org
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

scripts/basic/ works for barebox as drop-in.

Update scripts/basic/ to Linux 5.7-rc1.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

The previous sync was commit c478aa16b191 ("scripts: fixdep: update
from v3.10-rc1").

This updates it to Linux 5.0-rc3. It works for barebox as is.
The code is much cleaner and optimized.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

This brings us the following which we need for dtb file generation.

  commit 2ab8a99661f4ce052bbad064237c441371df8751
  Author: Stephen Warren <swarren@nvidia.com>
  Date:   Wed Mar 6 10:27:45 2013 -0700

      kbuild: fixdep: support concatenated dep files

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

as autoconf.h is store in include/generated and not include/linux anymore

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

add missing Kconfig