Convert to using the newer gpiod interface for the micd_pol_gpio.
Although we still carry support for the old gpio interface from pdata.
Signed-off-by: NCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
[cw00.choi: Modify the patch titlei to include the detailed content]
Signed-off-by: NChanwoo Choi <cw00.choi@samsung.com>