Just like in (529301c1 pinctrl: samsung: Parse pin groups before
calling pinctrl_register()), Rockchip also needs to parse pin groups
earlier to make hogs work.
Signed-off-by: NDoug Anderson <dianders@chromium.org>
Tested-by: NChris Zhong <zyw@rock-chips.com>
Signed-off-by: NHeiko Stuebner <heiko@sntech.de>