Release Notes¶

Debian mx8mp-debian-bookworm-6.6.y_24.12-v1.4

Based on release	Debian: Bookworm 12.5, Linux Kernel: NXP lf-6.6.y
Release git	https://github.com/varigit/flexbuild
Release branch	LSDK-24.12_DEBIAN-12_LF-6.6.36_var01
Release tag	mx8mp-debian-bookworm-6.6.y_24.12-v1.4
Date	09/02/2026
Supported platforms	DART-MX8M-PLUS / VAR-SOM-MX8M-PLUS / VAR-SMARC-MX8M-PLUS
SOM revision	DART-MX8M-PLUS: v1.1 and higher, VAR-SOM-MX8M-PLUS: v1.1 and higher, VAR-SMARC-MX8M-PLUS: v1.0
Embedded Linux Distribution	Debian Bookworm
Cortex M7 U-Boot support	MCUXPRESSO_2.15.0_V1.0_DART-MX8M-PLUS
Cortex M7 Linux remoteproc support	MCUXPRESSO_2.15.0_V1.0_DART-MX8M-PLUS
Recovery SD card link	mx8mp-debian-bookworm-6.6.y_24.12-v1.4.img.zst
Recovery SD card SHA256	61cd5314a098b8d3252c80b6bf886c2bdcde1499a8e0d9536947329720425e06

Relevant git Repositories¶

Source	Repository	Branch	Commit ID
U-Boot	https://github.com/varigit/uboot-imx	lf_v2024.04_6.6.52-2.2.2_var01	9398848c4c67bbbe76d7cc432469fda6df058d5b
Kernel	https://github.com/varigit/linux-imx	6.6-2.2.x-imx_var01	bda894fb8b26e1a8837cdb81210c39257e0d0765
Flexbuild	https://github.com/varigit/flexbuild	LSDK-24.12_DEBIAN-12_LF-6.6.36_var01	3bc8155a7dde97e98743d05c0a6763f1e7dfd6f9
meta-variscite-bsp-imx	https://github.com/varigit/meta-variscite-bsp-imx	scarthgap_6.6.52-2.2.2_var01	0dc50d82f64cd4b0457ca408e0795bab4096fea2
meta-variscite-bsp-common	https://github.com/varigit/meta-variscite-bsp-common	scarthgap_6.6.52-2.2.2_var01	3148bb4a349e4d6d8f2cf0e49562a89aa3fec42a
meta-variscite-sdk-common	https://github.com/varigit/meta-variscite-sdk-common	scarthgap_6.6.52-2.2.2_var01	7b45393620f4496b4dfac1b5a71245377a8ccbde

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

Change List	Description
Release 1.4
Major Updates
Add WBE support for VAR-SMARC-MX8M-PLUS
Linux Kernel Update	Updated the Linux kernel from 6.6.138 to 6.6.144, based on the 6.6-2.2.x-imx branch from linux-fslc, incorporating updates from the Linux 6.6 stable series.
linux-imx Updates	Click here for a full detailed change list.
uboot-imx Updates	Click here for a full detailed change list.
Release 1.3
Major Updates
Linux Kernel Update	Updated the Linux kernel from 6.6.119 to 6.6.138, based on the 6.6-2.2.x-imx branch from linux-fslc, incorporating updates from the Linux 6.6 stable series.
linux-imx Updates	Click here for a full detailed change list.
uboot-imx Updates	Click here for a full detailed change list.
Release 1.2
Major Updates
Add support for VAR-SMARC-MX8M-PLUS on Echo-Board
Release 1.1
Major Updates
Linux Kernel Update	Updated the Linux kernel from 6.6.52 to 6.6.119, based on the 6.6-2.2.x-imx branch from linux-fslc, incorporating updates from the Linux 6.6 stable series. More details are in commit 974be10
Carrier Board	Added support for Symphony-Board v2.x
Release 1.0
Major Updates
Initial Debian Bookworm 6.6.52_24.12 release	Based on NXP Flexbuild LSDK 24.12 and NXP Linux kernel lf-6.6.y