Can you measure the voltages in the photo clips?
References:
88SS9190-BJM2, Marvell, 4-channel flash controller
TPS22965, Texas Instruments, 5.7V, 6A, 16mO Load Switch With Adjustable Rise Time and Optional Quick Output Discharge, marking ZSA0, 8-pin:
http://www.ti.com/lit/ds/symlink/tps22965.pdfTPS62085, Texas Instruments, adjustable 3A Step-Down Converter with DCS-Control and Hiccup Short Circuit Protection, 2x2 HotRod Package, marking PD5Q, 7-pin:
http://www.ti.com/lit/ds/symlink/tps62087.pdfhttp://www.ti.com/lit/ug/slvu809/slvu809.pdfTLV71318, Texas Instruments, 4-pin, 150-mA, 1.8V, capacitor-less LDO Regulator, marking AW:
http://www.ti.com/lit/ds/symlink/tlv713p.pdfTLV71310, Texas Instruments, 4-pin, 150-mA, 1.0V, capacitor-less LDO Regulator, marking ET:
http://www.ti.com/lit/ds/symlink/tlv713p.pdfTPS3897, Texas Instruments, 6-pin, Adjustable Supervisory Circuit with Active-High, Open-Drain Output, marking UM:
http://www.ti.com/lit/gpn/tps3897TMP103, Texas Instruments, 1.4V Temperature Sensor, I2C/SMBus, 4-pin WCSP, marking TA:
http://www.ti.com/lit/ds/symlink/tmp103.pdf