On Sat, 08 May 2021 22:56:57 +0200, Lucas Stach wrote: > HS400 requires a data strobe line in addition to the other MMC signal > lines, so if a board design neglects to wire up this signal, HS400 mode > is no available, even if both the controller and the eMMC are claiming > to support this mode. Add a DT flag to allow boards to disable the > HS400 support in this case. > > Signed-off-by: Lucas Stach <dev@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/mmc/mmc-controller.yaml | 5 +++++ > 1 file changed, 5 insertions(+) > Acked-by: Rob Herring <robh@xxxxxxxxxx>