MagicSeb offers a compiled version of ScummVM port covered by Lousyphreak PS3.
Some games do not work, on the other cursor is missing, but there is already a very good start. If you want to compile it yourself sourcesYou have to do with the SDK 1.92.
To use ScummVM, copy the file in your directory and use homebrew Gaia Manager to launch.
Day of the tentacle has been launched via the compiled version (the game can crash randomly, however).