If you are able to enter the expenses associated with your home, there is nothing else you need to do. There is no longer a first time homebuyer credit. If you paid taxes at closing, you will enter them as additional taxes not on your 1098-S.
You may have some additional expenses, such as points for your loan. I suggest reviewing this article: Buying Your First Home and making sure you are taking advantage of all the deductions available to you.
