drivers: pinctrl: fix imx pinctrl 64bit compatible
drivers: pinctrl: fix imx pinctrl 64bit compatible

Make imx pinctrl driver to be aarch64 compatible.

Signed-off-by: Jiafei Pan <9a82dae3c788da2e3e922121e23957d42a7b9dfb@nxp.com>

zephyrproject-rtos/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,galak/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,galak/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,finikorg/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr