Read data from module INA3321 - Xavier NX

Hi,
I tried to figure this out, but without success. What should I do once I open the file $L4T_Sources/r32.4.2/Linux_for_Tegra/source/public/kernel_src/hardware/nvidia/platform/t19x/jakku/kernel-dts/common/tegra194-powermon-p3668.dtsi?

Thank you.