reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git/commit/?id=f17d7a0f8ff6f9864d8f82e99c46cee1088e945b
        git remote add soc https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git
        git fetch --no-tags soc hisilicon/dts
        git checkout f17d7a0f8ff6f9864d8f82e99c46cee1088e945b

        git clone https://github.com/intel/lkp-tests.git ~/lkp-tests

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash dt_binding_check dtbs_check