reproduce (this is a W=1 build):
        git checkout 1c353dc8d962de652bc7ad2ba2e63f553331391c
        b4 shazam https://lore.kernel.org/r/20251106-fix_tps65219-v2-1-a7d608c4272f@bootlin.com

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/mfd/