[GIT PULL] i.MX clock misc updates for 4.17

[Stephen Boyd]

Quoting Shawn Guo (2018-03-12 19:05:46)
> Hi Stephen, Michael,
> 
> This pull request includes a few random misc i.MX clock driver updates.
> As there is no dependency involved, you are free to merge the tag or
> cherry-pick the patches.  Thanks.
> 

Thanks. Pulled into clk-next.