Merge tag 'arm-soc/for-4.1/devicetree-part-2' of http://github.com/broadcom/stblinux into next/dt

Pull "This pull request contains the following changes from Ray for Cygnus SoCs: from Florian Fainelli:

- enable IOMUX, required for pinmux/pinctrl
- enable GPIO, required for the GPIO driver
- enable GPIO hook detection for BCM911360-based phone designs
- enable PCIe controller for the bcm958300k designs

* tag 'arm-soc/for-4.1/devicetree-part-2' of http://github.com/broadcom/stblinux:
  ARM: dts: enable PCIe support for Cygnus
  ARM: dts: cygnus: enable GPIO based hook detection
  ARM: dts: enable GPIO for Broadcom Cygnus
  ARM: dts: enable IOMUX for Broadcom Cygnus