YBOP suggests you see a competent medical professional to rule out psychological issues, dietary deficiencies, hormonal imbalances, or other organic causes.
If you haven't already, watch this video by Gabe Deem: The Basics Of Rebooting
Watch this 13 minute video blog - Porn-Induced ED Reboot Advice Vlog: Gabe Deem (9 months to have sex, 15 months to get an erection by my own touch alone)
You should also read Rebooting Basics.
Many experts are starting to recognize this recent phenomenon. See Porn-Induced ED in the Media: Primarily Experts which contains articles, blog posts, and radio & TV interviews.
Update: 60% of compulsive porn users in this brain scan study reported erectile dysfunction - Neural Correlates of Sexual Cue Reactivity in Individuals with and without Compulsive Sexual Behaviours (2014). From the study (CSB are compulsive porn users):
CSB subjects reported that as a result of excessive use of sexually explicit materials.....experienced diminished libido or erectile function specifically in physical relationships with women (although not in relationship to the sexually explicit material) (N = 11)...
The subjects stated that porn use caused their ED. The average age was 25, yet 11 out of the 19 subjects experienced erectile dysfunction/diminished libido with partners, but not with porn.