1 * ARM Cirrus Logic CLPS711X SYSFLG1 MCTRL GPIOs
4 - compatible: Should contain "cirrus,ep7209-mctrl-gpio".
5 - gpio-controller: Marks the device node as a gpio controller.
6 - #gpio-cells: Should be two. The first cell is the pin number and
7 the second cell is used to specify the gpio polarity:
13 compatible = "cirrus,ep7312-mctrl-gpio",
14 "cirrus,ep7209-mctrl-gpio";