u-boot:
SRCBRANCH = "tn-imx_v2015.04_4.1.15_1.0.0_ga"
SRCREV = "b0eda23752da60a6fd97462360032ffa9b8497f8"

linux kernel:
SRCBRANCH = "tn-imx_4.1.15_2.0.0_ga"
SRCREV = "cee96b426d432c9d40a832e8bd1ad2440893f84d"