On the GENI SPI controller is is not very efficient if the chip select
line is controlled by the QUP itself (see 37dd4b77 ("arm64: dts:
qcom: sc7180: Provide pinconf for SPI to use GPIO for CS") for the
details). Configure SPI0 CS pin as a GPIO.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/20210210133458.1201066-5-dmitry.baryshkov@linaro.org


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>