For designs where CS/ADDR pin is floating, it is useful to
allow dts to define whether to keep internal pull down or not.
Signed-off-by: NAlberto Panizzo <alberto@amarulasolutions.com>
Signed-off-by: NAnthony Brandon <anthony@amarulasolutions.com>
Acked-by: NCharles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: NLee Jones <lee.jones@linaro.org>