UCM-iMX91L NXP iMX91 Linux Resources

Compulab System on Module (SOM) products are miniature computer boards designed for integration into custom industrial applications. UCM-iMX91L System on Module based on the NXP i.MX91 application processor features a highly scalable Cortex-A55 CPU. UCM-iMX91L is provided with comprehensive documentation and full ready-to-run support for the Linux operating system.

Getting Started		Development		How-to Guides and Application Notes
Evaluation Eval-kit Quick Start Guide Eval-Kit Hardware Guide Installing Yocto on SD card Installing Yocto onto on-board eMMC Known Issues Support Getting Technical Support Engineering Support Portal Useful Links UCM-iMX91L Product Page UCM-iMX91L Hardware Revision Notes		Building Yocto and U-Boot Setting Up Yocto Build Environment Building Yocto Linux images Building Linux Kernel Common Yocto Build Errors Customizing O/S and Drivers Introduction to Yocto development Making Changes to Yocto Meta-Layers Introduction to Device Trees Configuring I/O - Device Tree Customization Creating OTA update enabled images with Mender		Using Interfaces and Functions ADC CAN bus Cellular Modem CPU temperature GPIO I2C RTC Serial Console SOM Serial Number SPI Suspend Mode UART USB Application Notes Optimizing eMMC lifetime and reliability

From time to time Compulab releases new software versions for UCM-iMX91 in order to fix bugs, address component changes and add functionality. It is highly recommended to subscribe to the UCM-iMX91 RSS Feed in order to receive automatic notifications about software updates.

Release History RSS Feed

25-11-2025, UCM-iMX91L Yocto Linux 1.0 (release notes) Yocto 5.0 (Scarthgap LTS) based on NXP 6.6-scarthgap - U-Boot 2024.04 based on NXP lf_v2024.04 - Kernel 6.6.52 based on NXP lf-6.6.y