Community-uploaded versions or previews often appear on sites like , though these may require a subscription to download. Hardware Product Briefs: Companies like provide product briefs for eDP 1.4a-compliant chips
The eDP 1.4 standard was a massive leap forward from its predecessor, eDP 1.3. It was formally published around 2013-2014, arriving just as the market was shifting toward 4K displays and thinner devices. edp 1.4 specification pdf
Without this PDF, designing a compliant motherboard or display driver IC (DDIC) is virtually impossible. edp 1.4 specification pdf