Merge tag 'v4.12-next-dts64' of https://github.com/mbgg/linux-mediatek into next/dt64

Add device tree nodes for
mt8173:
- split USB SuperSpeed port in HighSpeed and SuperSpeed ports.
- move USB phy clocks up in hierarchy to met new bindings description
- move MDP nodes up in hierarchy to met new bindings description

mt6797:
- add basic SoC support
- add clock driver
- add power domain

dt-bindings:
- clean-up i2c binding description
- add binding for mt2701 i2c node
- add fallback compatible to scpsys binding description
- add bindings description for mt7622 and mt6796

* tag 'v4.12-next-dts64' of https://github.com/mbgg/linux-mediatek

:
  dt-bindings: mediatek: add bindings for MediaTek MT7622 SoC
  arm64: dts: mt8173: Fix mdp device tree
  dt-bindings: i2c: Add Mediatek MT2701 i2c binding
  dt-bindings: i2c-mtk: Add mt7623 binding
  dt-bindings: i2c-mtk: Delete bindings
  dt-bindings: i2c-mt6577: Rename file to reflect bindings
  dt-bindings: mtk-sysirq: Correct bindings for supported SoCs
  arm64: dts: mediatek: add clk and scp nodes for MT6797
  dt-bindings: mediatek: add MT6797 power dt-bindings
  arm64: dts: mediatek: add mt6797 support
  dt-bindings: mediatek: Add bindings for mediatek MT6797 Platform
  arm64: dts: mt8173: move clock from phy node into port nodes
  arm64: dts: mt8173: split usb SuperSpeed port into two ports

Signed-off-by: Olof Johansson <olof@lixom.net>