Merge tag 'sunxi-clk-for-4.19' of https://git.kernel.org/pub/scm/linux/kernel/git...

Pull Allwinner clock changes for 4.19 from Maxime Ripard:

Our usual bunch of clock patches, this time to enable the A64 display
engine clocks controller mostly.

* tag 'sunxi-clk-for-4.19' of https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux:
  clk: sunxi-ng: add A64 compatible string
  dt-bindings: add compatible string for the A64 DE2 CCU
  clk: sunxi-ng: r40: Export video PLLs
  clk: sunxi-ng: r40: Allow setting parent rate to display related clocks
  clk: sunxi-ng: r40: Add minimal rate for video PLLs