DART-MX8M-PLUS Release Notes

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DART-MX8M-PLUS / VAR-SOM-MX8M-PLUS Release Notes

Yocto mx8mp-yocto-kirkstone-5.15-2.0.x-v1.2

Release Notes

Based on release Yocto: Poky 4.0, BSP: FSLC 4.0, Linux: lf-5.15.y
Release tag mx8mp-yocto-kirkstone-5.15-2.0.x-v1.2
Release manifest kirkstone-5.15.xml
Date 01/01/2023
Supported platforms DART-MX8M-PLUS / VAR-SOM-MX8M-PLUS
SOM revision v1.1 to v1.x
File System build system Yocto Kirkstone
Recovery SD card link mx8mp__yocto-kirkstone-5.15-2.0.x-v1.2__android-12.0.0_1.0.0-v1.2.img.gz
Cortex M7 U-Boot supportMCUXPRESSO_2.12.1_V1.0_DART-MX8M-PLUS
Cortex M7 Linux remoteproc supportMCUXPRESSO_2.12.1_V1.0_DART-MX8M-PLUS

Relevant git Repositories

Source Repository Branch Commit ID
U-Boot https://github.com/varigit/uboot-imx lf_v2022.04_var01 458b2dbc7cc95fa52b8ba0729df2907509de581c
Kernel https://github.com/varigit/linux-imx 5.15-2.0.x-imx_var01 15e390fe9060862dfcf989782270bae54137452e
meta-variscite-bsp https://github.com/varigit/meta-variscite-bsp kirkstone fa2757a53d2f9c3283c2de4d3142a51b1fa0e3ae


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 1.2
U-Boot updates
Remove eth1_phy_rst_hog on Carriers This makes the PHY reset delays consistent with the values declared in the device tree file
Fix eth0 fail on legacy dt8mcustomboard
Add vddio-regulator for AR8033 PHY on Carriers This fixes Ethernet over Carrier not working in U-Boot with atheros PHY.
Kernel updates
Disable phy for eth1 on legacy dt8mcustomboard
Drop using "snps,reset-gpio" for DART-MX8M-PLUS
net: mdio: manage deassert time when controlling MDIO reset signal
net: fec: manage corner deferred probe condition
net: mdio: force deassert MDIO reset signal
Drop enabling multiple queues on eqos This fixes the eth0 issue when stressed with iperf3 tests
enable pull-up for the ethernet phy reset on the SOMs
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 1.1
U-Boot updates
Reduce cma_size to 576m for 1gb soms
Add an empty entry for OPTEE at MMU table
Use PHYS_SDRAM_LOW_MAX_SIZE for lower bank size logic
Kernel updates
Add aliases for ecspi instances
Add 20ms delay to ethernet regulator enable
at803x: Save vddio regulator state during probe
Fix PCI breaks on suspend
Add start up delay for remoteproc
Cortex-M7: Fix hanging SDMA examples
Change sn65dsi83 to built in
Yocto updates
meta-variscite-bsp updates
freertos-variscite: Add 2.12.x support
Configure op-tee memory to 4gb
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