usb: host: ehci-exynos: switch to using gpiod API

This patch switches the driver from using legacy gpio API to the newer
gpiod API.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20220927220504.3744878-2-dmitry.torokhov@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>