Fix GPIO on Jetson Orin Nano Super | Full Guide to Creating a Device Tree Overlay

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Getting the NVIDIA Jetson Orin Nano Super Developer Kit GPIO pins to be both input and output takes some work on JetPack 6. The default device tree marks GPIO pins as input, but doesn't allow output. Writing and installing a device tree overlay fixes this issue.

Full article on JetsonHacks : https://jetsonhacks.com/2025/04/07/device-tree-overlays-on-jetson-scary-but-fun/

In this explainer tutorial, we cover how to research, write and install a device tree overlay for a pin on the expansion header.

Github jetson-orin-gpio-patch : https://github.com/jetsonhacks/jetson-orin-gpio-patch

Terry Tate, Office Linebacker: https://youtu.be/RzToNo7A-94

00:00 Introduction
00:13 Installation
01:48 Test Example
03:43 Device Tree on Jetson
06:21 Looking for Pin Description
08:41 Writing the Overlay
09:38 Kernel Patch

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