Hi Stefan, On Wed, May 17, 2017 at 3:23 PM, Stefan Agner <stefan at agner.ch> wrote: > E.g. mark that it is only 3.3V capable (no-1-8-v) and maybe other > capabilities (see Documentation/devicetree/bindings/mmc/mmc.txt). Passing 'no-1-8-v' to the dts did the trick, thanks!