Add the wlf,spkmode-pu property to control the Speaker Mode pull-up from
the device tree.
Signed-off-by: Anthony Brandon <anthony@amarulasolutions.com> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Rob Herring <robh@kernel.org>