Today i watch a official tutorial for unity5.2。tiled map function is great!Linux can get it?sorry for my poor english
Linux won't have it just yet. Tak had stated in a thread they are currently working on getting all the features integrated and it is taking a bit of time. They hope soon 5.2 will be available for Linux.
October 2nd: https://twitter.com/natosha_bard/status/649713637972684800 Hoping to ship a 5.2.0 build in the next few days. October 18th: https://twitter.com/natosha_bard/status/655662899361423361 It has taken some time, due to travel, etc. But we have a build we are testing internally now. No we have November 1st and still not...
In the case that they found major issues during the internal testing, it is not that unusual that it takes more than two weeks to resolve them. There are reasons why the Linux editor is experimental...
In case you missed, 5.2 for Linux is out: http://forum.unity3d.com/threads/unity-on-linux-release-notes-and-known-issues.350256/#post-2389564 ... since today.