UniPhier ARM64 SoC DT updates for v4.16
- clean up gpios properties by macro
- add GPIO hog for PXs3 reference node
- add has-transaction-translator property to generic-ehci nodes
- enable more serial ports for PXs3 reference node
* tag 'uniphier-dt64-v4.16' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier:
arm64: dts: uniphier: enable more serial ports for PXs3 ref board
arm64: dts: uniphier: add has-transaction-translator property to usb node for LD11
arm64: dts: uniphier: add GPIO hog definition for PXs3
arm64: dts: uniphier: use macros in dt-bindings header
Signed-off-by: Olof Johansson <olof@lixom.net>