D4vd 's iPhone contains a ton of child pornography ... at least according to prosecutors. The singer was in court Thursday -- exactly one year to the day of when prosecutors claim he murdered Celeste Rivas -- for a status hearing on his upcoming preliminary hearing, which a judge set for May 1. During the hearing, prosecutors claimed they went through his phone and found a "significant amount" of child porn. It's unclear if the alleged CP features Celeste. D4vd was shackled and wore an orange