http://blog.csdn.net/chenjiehua123456789/article/details/78561327
资料:Jetson-TX2-Generic-Customer-Pinmux-Template.xlsm
内核文件:sources\hardware\nvidia\soc\t18x\kernel-include\dt-bindings\gpio\tegra186-gpio.h
参考:https://devtalk.nvidia.com/default/topic/1003613/jetson-tx2/gpio-doesn-t-work-/1