Hi Uwe, On Wed, Nov 11, 2020 at 6:57 AM Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> wrote: > Is it a problem if you build with SERIAL_IMX=y, COMPILE_TEST=y and > ARCH_MXC + CONFIG_OF unset? I tried your suggested combination and it built fine. Regards, Fabio Estevam