Merge tag 'imx-clk-v4.5' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo...

The i.MX clock updates for 4.5:
- Add is_prepared function callback for pllv3 clock driver
- Use imx_check_clocks() on imx6ul and imx7d clock drivers to save
  some code
- Add a core clock for imx7d to support generic cpufreq driver
- Support imx6q clock routing with OSC to anaclk2/2b
- To support more precise pixel clocks on imx5, allow ipu_di_sel clock
  selectors to influence the PLLs that they are derived from
- A cleanup on imx25 OSC clock