Release Notes

Based on release	Yocto: Poky 5.0, BSP: NXP L6.6.52_2.2.0, Linux: lf-6.6.y
Release tag	mx91-yocto-scarthgap-6.6.52_2.2.0-v1.1
Release manifest	imx-6.6.52-2.2.0.xml
Date	04/25/2025
Supported platforms	VAR-SOM-MX91
SOM revision	v2.0A and higher
File System build system	Yocto Scarthgap
Recovery SD card link	mx91-yocto-scarthgap-6.6.52_2.2.0-v1.1.wic.zst
Recovery SD card SHA256	afe4c52304484e125e686a6b0777b00d6c8db240520e5be89cd50bba6ffaf9f5

Relevant git Repositories

Source	Repository	Branch	Commit ID
U-Boot	https://github.com/varigit/uboot-imx	lf_v2024.04_6.6.52-2.2.0_var01	f64a286d4a8793417d9b28c13fd02f991ed3eea2
Kernel	https://github.com/varigit/linux-imx	lf-6.6.y_6.6.52-2.2.0_var01	df80cc042f74702cd7d283fb298ba6e759c25727
meta-variscite-bsp-imx	https://github.com/varigit/meta-variscite-bsp-imx	scarthgap_6.6.52-2.2.0_var01	57b64fa8ba65e0a6b8cc5f2a5f631a00b89ed3ec
meta-variscite-bsp-common	https://github.com/varigit/meta-variscite-bsp-common	scarthgap_6.6.52-2.2.0_var01	10fb8ca3956c6359a9f744da47197048cc28a483
meta-variscite-sdk-imx	https://github.com/varigit/meta-variscite-sdk-imx	scarthgap_6.6.52-2.2.0_var01	fbd0a9e4a7390f66e63af63ec7338bced09686f1
meta-variscite-sdk-common	https://github.com/varigit/meta-variscite-sdk-common	scarthgap_6.6.52-2.2.0_var01	4d5d532cb9e8f7fa3f677d2d0e4b256a277ed5b2

After downloading the image, visit our Recovery SD card guide to learn how to program a recovery SD card.

Change List	Description
Release 1.1
U-Boot Updates	Click here for a full detailed change list
Kernel Updates	Click here for a full detailed change list
meta-variscite-bsp-common Updates	Click here for a full detailed change list
meta-variscite-bsp-imx Updates	Click here for a full detailed change list
meta-variscite-sdk-imx Updates	Click here for a full detailed change list
Known Issues
The following NXP BSP features are not supported yet:	- Encrypted FS
The following Variscite BSP feature are not supported yet:	- VAR-SOM-MX91/DART-MX91 WBE device tree
Release 1.0
Initial release	Based on NXP Yocto Scarthgap 6.6.52_2.2.0 and NXP Linux Kernel 6.6.52 lf-6.6.y
Known Issues
Several features are not yet supported by the NXP BSP:	- CPU frequency scaling - Encrypted FS