gpio/rockchip: fetch deferred output settings on probe

Fetch the output settings the pinctrl driver may have created
for pinctrl hogs and set the relevant pins as requested.

Fixes: 9ce9a020 ("pinctrl/rockchip: drop the gpio related codes")
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20210913224926.1260726-5-heiko@sntech.de


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>