PS3 Dev judges has released a early version of SPIway, which is a flasher for the PS4 and is for dumping MX25L25635FMI-10G, which is the main memory of the PS4, for more information, check the link below and remember, this is a work in progress and not the final release:
SPIway – Teensy++ 2.0 SPI flasher for PS4
will post more info once i get more
source

SPIway – Teensy++ 2.0 SPI flasher for PS4
will post more info once i get more
source