- reg-names:
- "ctrl" for the control register region
- "config" for the config space region
-- interrupts: Interrupt specifier for the PCIe controler
+- interrupts: Interrupt specifier for the PCIe controller
- clocks: reference to the PCIe controller clocks
- clock-names: mandatory if there is a second clock, in this case the
name must be "core" for the first clock and "reg" for the second