I went to McDonalds today and on the back of the reciept, a code was printed to be entered at http://www.dpgamer.com
When you enter the code you get a 20-Digit code to be used on origin. Here's the back of the receipt:
Here's the email:
Offer seems to be good on select titles 29.99 and over.
Offer ends December 1st, 2013, Promo codes valid until December 31st, 2013
Happy shopping guys.