reproduce (this is a W=1 build):
        # https://github.com/rclaveau-tech/linux-khadas/commit/3729dea89f4ad77930792d1afd34a3bac456c7a1
        git remote add rclaveau https://github.com/rclaveau-tech/linux-khadas.git
        git fetch --no-tags rclaveau b4/add-adla_npu-t7-vim4
        git checkout 3729dea89f4ad77930792d1afd34a3bac456c7a1

        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=$HOME/0day COMPILER=gcc-8.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-8.5.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash dt_binding_check dtbs_check