kernel/Documentation/devicetree/bindings/gpio/gpio-stericsson-coh901.txt

   1 ST-Ericsson COH 901 571/3 GPIO controller
   2
   3 Required properties:
   4 - compatible: Compatible property value should be "stericsson,gpio-coh901"
   5 - reg: Physical base address of the controller and length of memory mapped
   6   region.
   7 - interrupts: the 0...n interrupts assigned to the different GPIO ports/banks.