gpiochip3: GPIOs 267-309, parent: platform/INT3452:03, INT3452:03: gpio-293 ( |0000:00:1b.0 cd ) in hi IRQ gpiochip2: GPIOs 310-356, parent: platform/INT3452:02, INT3452:02: gpiochip1: GPIOs 357-433, parent: platform/INT3452:01, INT3452:01: gpiochip0: GPIOs 434-511, parent: platform/INT3452:00, INT3452:00: