Merge tag 'v3.18' into for_next

Documentation/devicetree/bindings/ata/sata_rcar.txt

...n/devicetree/bindings/interrupt-controller/interrupts.txt

Documentation/devicetree/bindings/pci/pci.txt

...on/devicetree/bindings/pinctrl/img,tz1090-pdc-pinctrl.txt

...tation/devicetree/bindings/pinctrl/img,tz1090-pinctrl.txt

...tion/devicetree/bindings/pinctrl/lantiq,falcon-pinumx.txt

...tation/devicetree/bindings/pinctrl/lantiq,xway-pinumx.txt

...ion/devicetree/bindings/pinctrl/nvidia,tegra20-pinmux.txt

Documentation/devicetree/bindings/pinctrl/pinctrl-sirf.txt

Documentation/devicetree/bindings/pinctrl/pinctrl_spear.txt

...tion/devicetree/bindings/pinctrl/qcom,apq8064-pinctrl.txt

...tion/devicetree/bindings/pinctrl/qcom,apq8084-pinctrl.txt

...tion/devicetree/bindings/pinctrl/qcom,ipq8064-pinctrl.txt

...tion/devicetree/bindings/pinctrl/qcom,msm8960-pinctrl.txt

...tion/devicetree/bindings/pinctrl/qcom,msm8974-pinctrl.txt

Documentation/devicetree/bindings/vendor-prefixes.txt

Documentation/filesystems/overlayfs.txt

Documentation/input/elantech.txt

Documentation/networking/ip-sysctl.txt

Documentation/networking/timestamping.txt