reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/7ef920e9afe736dec1b7097c8f04f41404a92cca
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Nikolai-Burov-via-B4-Relay/dt-bindings-pinctrl-mediatek-Add-MT6858/20260710-230327
        git checkout 7ef920e9afe736dec1b7097c8f04f41404a92cca

        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=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=microblaze olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-16.1.0 ~/lkp-tests/kbuild/make.cross W=1 O=build_dir ARCH=microblaze SHELL=/bin/bash