Amazon is reportedly in “advanced negotiations” to acquire Texas Instruments’ OMAP chip division, bringing chip design for its Kindle tablets in-house, and helping TI refocus on embedded systems. The deal in discussion, Calcalist reports, follows TI’s public distancing from its own phone and tablet chip business in the face of rising competition from Qualcomm, Samsung, and others, though Amazon taking charge of OMAP could leave rivals Barnes & Noble in a tricky situation.