vb or push, that is the question

[stu-unger]

reads-villain is a pretty donkish calling station that i have a good amount of history w/. he can limp preflop w/ any 2 and can call flop w/ a huge range.

50nl 6max
effective stack 22
dealt to hero 10 [img]/images/graemlins/club.gif[/img]10 [img]/images/graemlins/diamond.gif[/img]

pre flop- MP limps, CO limps, Button limps, SB folds, hero checks.

flop (2.25)- 5 [img]/images/graemlins/club.gif[/img]2 [img]/images/graemlins/club.gif[/img]2 [img]/images/graemlins/diamond.gif[/img]
hero bets 2, 2 folds, Button calls.

turn (6.25)- 10 [img]/images/graemlins/spade.gif[/img]
hero bets 3.5, Button calls.

river (13.25)-A [img]/images/graemlins/club.gif[/img]
hero...?

i was trying to price villain in on turn. i do think he will fold a bare 5 or a weak overpair here to a push, but will call a vb w/ them. he calls a push with Aces up+ if my read is right...