Generally, home mortgage interest is any interest you pay on a loan secured by your home (main home or a second home). The loan may be a mortgage to buy your home, a second mortgage, a line of credit, or a home equity loan.
If this Hilton Resorts Mortgage is on your first or second home, then you can generally deduct it on Schedule A.
You do not have to have a 1098 to do. See this FAQ on how to enter without a 1098 - https://ttlc.intuit.com/replies/5759871
