Merge branch 'v4.3-rc3-clk' of https://github.com/jamesjjliao/linux into clk-next

Merge branch 'v4.3-rc3-clk' of https://github.com/jamesjjliao/linux into clk-next

Pull mediatek clock support and fixes from James Liao:

"This is a collection of new Mediatek clocks support and fixes.
These patches come from Joe and me, including clock support for
subsystems, GPT and some minor fixes."

* 'v4.3-rc3-clk' of https://github.com/jamesjjliao/linux:
  clk: mediatek: Add USB clock support in MT8173 APMIXEDSYS
  clk: mediatek: Add subsystem clocks of MT8173
  dt-bindings: ARM: Mediatek: Document devicetree bindings for clock controllers
  clk: mediatek: Fix rate and dependency of MT8173 clocks
  clk: mediatek: Add fixed clocks support for Mediatek SoC.
  clk: mediatek: Add __initdata and __init for data and functions
  clk: mediatek: Remove unused code from MT8173.
  clk: mediatek: Removed unused dpi_ck clock from MT8173
  clk: mediatek: add 13mhz clock for MT8173