Chip is played by Andrew Bryniarski — who would go on to play Leatherface in the Texas Chainsaw Massacre remake — and he is basically just a kid doing a hilarious impression of Christopher Walken, while actually talking to Christopher Walken.
I assume you are actually asking whether Flemeth herself gave birth to me. Truly, I do not know. I once asked Flemeth that very question and she merely laughed at me. 'Tis not inconceivable that she could capture a chasind man, or perhaps change to a more attractive form to attract him willingly. I find it more difficult to imagine her with child.
—Morrigan, Dragon Age: Inquisition