u-boot:
SRCBRANCH = "tn-imx_v2015.04_4.1.15_1.0.0_ga"
SRCREV = "c0a196430e9dbb6899af9eb0f52aa7c7c9f02d80"

linux kernel:
SRCBRANCH = "tn-imx_4.1.15_2.0.0_ga"
SRCREV = "6e8e41bdef83ddaee77a39c484cbe12a49281f60"