Release Notes
Yocto mx8mm-yocto-kirkstone-5.15-2.0.x-v1.4
Release Notes¶
| Based on release | Yocto: Poky 4.0, BSP: FSLC 4.0, Linux: lf-5.15.y |
| Release tag | mx8mm-yocto-kirkstone-5.15-2.0.x-v1.4 |
| Release manifest | kirkstone-5.15.xml |
| Date | 08/20/2026 |
| Supported platforms |
- DART-MX8M-MINI - VAR-SOM-MX8M-MINI |
| SOM revision |
- DART-MX8M-MINI: v1.1 and higher - VAR-SOM-MX8M-MINI: v1.1 and higher |
| File System build system | Yocto Kirkstone |
| Recovery SD card link | mx8mm__yocto-kirkstone-5.15-2.0.x-v1.4.img.zst |
| Recovery SD card SHA256 | 07ff267ad57665f4589c44a731b9d8fc54ca034b2bb3f21bcf298a07c9dae02a |
| Cortex M4 U-Boot support | MCUXPRESSO_2.12.1_V1.0_DART-MX8M-MINI |
| Cortex M4 Linux remoteproc support | MCUXPRESSO_2.12.1_V1.0_DART-MX8M-MINI |
Relevant git Repositories¶
| Source | Repository | Branch | Commit ID |
|---|---|---|---|
| U-Boot | https://github.com/varigit/uboot-imx | lf_v2022.04_var01 | faa76d1c10ccdd584020881828449de884a0a533 |
| Kernel | https://github.com/varigit/linux-imx | 5.15-2.0.x-imx_var01 | 591d4d8258a5d87c8aa8451dce444375d1d13514 |
| meta-variscite-bsp | https://github.com/varigit/meta-variscite-bsp | kirkstone | a37d20831bd6731da62981a6aa555f2588ae86e7 |
| meta-variscite-sdk | https://github.com/varigit/meta-variscite-sdk | kirkstone | 09306fdabaee3bf47bb12cf8fcdf13ae9daf07ae |
After downloading the image, visit our Recovery SD card guide to learn how to program a recovery SD card.
Change Log¶
| Change List | Description |
|---|---|
| Release 1.4 | |
| Major updates | |
| imx8mm_var_dart: Ethernet PHY fixes for SOM rev 3.0 and SPL | Initialize Ethernet PHY in SPL, fix PHY power sequencing, and correct regulator polarity for SOM rev 3.0 |
| WiFi firmware upgrade | Updated BT/Wi-Fi firmware for bcm43xx to 12.29.0.22. |
| U-Boot Updates | Click here for a full detailed change list. |
| Kernel Updates | Click here for a full detailed change list. |
| meta-variscite-bsp updates | |
| linux-variscite: Update to latest | Included by kirkstone-5.15: meta-variscite-bsp: Update to latest |
| Add support for DART-MX8M-MINI V2.0, DART-MX8M-MINI V3.0 and VAR-SOM-MX8M-MINI V2.0 | |
| arch: arm64: imx8mm-var-dart: adjust to support DART-MX8M-MINI 3.x | |
| imx8mm-var-dart: Add nxpiw612-sdio to MACHINE_FEATURES | |
| meta-variscite-sdk updates | |
| pseudo: import of version from OE-Core kirkstone | Included by kirkstone-5.15: meta-variscite-sdk: Update to latest |
| fsl-image-gui: Remove nodejs from image | |
| Release 1.3 | |
| Yocto updates | |
| meta-variscite-bsp updates | |
| kernel: various updates and fixes | |
| meta-variscite-sdk updates | |
| fsl-image-gui-chromium: launch Chromium as non-root user to avoid warning | |
| Known Issues | |
| Problem rendering videos using SoMs with 4GB of RAM | Fixed by https://github.com/varigit/uboot-imx/commit/9a1f574209ef |
| Release 1.2 | Added Chromium with hardware accelerated graphics / GPU support |
| Yocto updates | |
| meta-variscite-bsp updates | |
| conf: variscite: add variscite-mirrors for codeaurora | |
| conf: variscite: add variscite-mirrors for https | |
| jailhouse: migrate source from codeaurora to github | |
| meta-variscite-sdk updates | |
| fsl-image-gui-chromium, weston-init: add launcher for Chromium in weston.ini | |
| images: Add new fsl-image-gui-chromium image recipe | |
| var-mii: introduce recipe | |
| Release 1.1 | |
| Kernel updates | |
| net: mdio: manage deassert time when controlling MDIO reset signal | |
| net: fec: manage corner deferred probe condition | |
| net: mdio: force deassert MDIO reset signal | |
| imx8: imx8m: variscite: fix the machine compatible strings | |
| arm64: imx8_var_defconfig: change usb ehci and ohci drivers to loadable | |
| Yocto updates | |
| meta-variscite-bsp updates | |
| linux-firmware: bc43xx: add symbolic link to firmware for each model | |
| linux-firmware: bc43xx: add symbolic link to firmware for each machine | |
| Revert "variscite-wifi.service: Disable service stop" | |
| linux-firmware: Update BT/Wi-Fi firmware for bc43xx to 10.54.0.13" | |
| Release 1.0 | |
| Initial Yocto Kirkstone release | Based on FSLC 5.15-2.0.x-imx (kernel 5.15.60) which is based on NXP lf-5.15.32-2.0.0 and merged with Linux Stable 5.15.60 |
| Known Issues | |
| DNS does not work after disabling dnsmasq and configuring NetworkManager DNS | Fixed by dnsmasq: enable dbus packageconfig |