Davies, 23,will sign a two-and-a-half-year contract with the Seagulls on Monday and is expected to make his debut against Peterborough United.
Adams said: "He's a big, strong centre-forward capable of scoring goals at this level.
"He gives us another different forward option, alongside our existing strikers."
The Wales international scored 13 goals in 55 appearances for the Latics.