suffix
as much as one likes; all-you-can-; leaving unchecked
Attaches to the -masu stem or volitional form of verbs. The core meaning is 'doing freely without restriction', which can be positive (all-you-can-eat) or negative (leaving things in a bad state).
この店は食べ放題だから、好きなだけ食べられる。
This restaurant is all-you-can-eat, so you can eat as much as you like.
You mustn't leave your room in a mess.