pinctrl: freescale: add pad wakeup config

add the logic to configure the pad wakeup function via
the pin_config_set handler.

Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20221027130859.1444412-5-shenwei.wang@nxp.com


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