Jetson/TX1 UCM

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Tegra X1 and K1 provides different maximum limits of CPU/GPU performance with different Use Case Models(UCM). Models can be changed by following methods.
For details about different model, please refer to module datasheet of TK1 and TX1.

TX1
#Undre Linux_for_Tegra
sudo ./flash p2371-2180-devkit-24x7 mmcblk0p1  #UCM2 personality
sudo ./flash p2370-2180-devkit mmcblk0p1  #UCM1 personality

TK1
chip_personality=1 on the kernel command line to set UCM2 
chip_personality=0 on the kernel command line to set UCM1