We want to specify per-device firmware-name, so move the zap node into
the .dts file for individual boards/devices.  This lets us get rid of
the /delete-node/ for cheza, which does not use zap.
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Link: https://lore.kernel.org/r/20200112195405.1132288-5-robdclark@gmail.comSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>