Embedded module TQMa8Mx - YOCTO Linux BSP documentation

BSP

• Update to Yocto Kirkstone

U-Boot

• Backport MMU table fixxes from upstream
• Backport U-Boot relocation and RAM size fixes from upstream

Linux

• Linux 5.15 support based on linux-fslc 5.15 + imx

BSP

• Update to Yocto Hardknott
• Update sub modules to support hardknott
• Port TQMa8 boards from branch zeus-tqma8
• Rework systemd-machine-units bbappend (add simplification from branch zeus-tqma8, adapt to newer systemd version with CAN FD support)
• Support for linux 5.10 based on linux-fslc 5.10
  • Experimental usb support for ath10k
  • Adjusted kernel config settings
• Weak assignments in machine files wherever possible to allow overwriting for custom mainboards or project specific tailoring
• Add ubi as MACHINE_FEATURE if [Q]SPI NOR is supported by machine

Linux

• Label sys EEPROM as read only
• Add RAW/Bayer formats for imx8_mipi_csi2 and mx8-isi-cap

BSP

• Prepare support for Vision Components GmbH MIPI CSI cameras
• add MACHINE_FEATURE 'camera'

U-Boot

• Allow chip REV. 2.2
• Apply fix for PCIe PHY VPH
  • Disable VREG_BYPASS early to ensure using the CPU internal regulator for PCIe Phy when supplying with 3.3 V

Linux

• Added drivers for Vision Components GmbH MIPI CSI cameras with Sony IMX327 and Omnivision OV9281
• Add device trees for camera support
• Apply NXP fix for PCIe Phy VPH @ 3.3V
• Disable PCIe L1SS
• Enable more RAW/Bayer formats for mxc_mipi_csi and mxc-mipi-csi2_yav
• improve kernel config
  • Remove ACPI
  • Remove unused audio stuff
  • Remove unused net devices
• Enable Vision Components GmbH MIPI CSI cameras

BSP

• Update to Yocto Zeus
• Update to Linux kernel lf-5.4.y-1.0.0
• Update to U-Boot v2019.04-lf-5.4.y-1.0.0
• Integrate CortexM examples for TQMa8Mx
• First version of CortexM examples for TQMa8Mx
• Add configuration for TQMa8Mx with 4 GiB RAM
• Include RPMSG examle device tree
• Rename an include (mba8mx.inc → tqma8mx-mba8mx.inc)

U-Boot

• Compatibility to MBa8Mx REV.0300
• Add dt examle for M4 / RPMSG
• Support for variant with 4 GiB RAM
• Restrict SPL size. Use only configured DDR timing to prevent SRAM overflow
• Use devicetree to configure MMC env settings
• Increase env size to 32 kiB
• Cleanup and cosmetic in config header
• tqc-rtc improvements (offset, clkout)
• Fix USB Support. DM_USB and DWC3 for i.MX8M are not 100% compatible when using with non Type-C dual role setup
• backport device tree fixes from NXP upstream:
  • MLK-24483-2: ecspi compatible to imx51-ecspi
  • MLK-24383: Change the noc clock setting
• Fix compiler warning in spl

Linux

• Compatibility to MBa8Mx REV.0300
• TQMa8Mx: add dt examle for HDMI
• fix imx-spi for GPIO chip select
• switch to gpio CS for SPI (device tree change, should fix spi communication issues)

BSP

• Optimize environment settings
• Change console UART1 → UART3
• Unified wic config
• Board header cleanup

U-Boot

• Change console UART1 → UART3
• Generate local version
• QSPI optimized pad settings
• QSPI driver 4 byte addressing
• WDOG_B pin as hog pin

Linux

• Change console UART1 → UART3
• Fix dt for LVDS over DSI @ eLCDIF
• Fix generating local version
• Increase CMA size to 640 MB
• Fix simple-panel settings for tianma LVDS display
• Add support for PWM
• Add support for mikroBUS module RTC5
• QSPI optimized pad settings
• Backport some ASoC patches
• Ressource leak fixes for imx-tlv320aic32x4

BSP

• meta-tq: added u-boot-fw-utils support
• tqma8mq: linux: increase QSPI NOR frequency

Linux

• tqma8mq: linux: add UARTS 2,3,4

BSP

• conf: use device tree name logic for kernel and image also for non TQMa8Mx boards
• tqma8mx: linux: update audio settings in dt for new kernel version
• u-boot: new RAM timing for TQMa8Mx
• scfw: update to version 1.2.7
• rework imx-sc-firmware recipe (use git tag in package name = needs tq_imx-scfw-v1.2.7-b3357 or later)
• tqma8mx: add support for MBa8Mx Rev.020x

U-Boot

• tqma8mx: u-boot: QSPI support
• tqma8mx: u-boot: USB HUB support for MBa8x Rev.020x
• tqma8mx: u-boot: manufacturer EEPROM
• tqma8mx: u-boot: lot of GPIO are requested and preconfigured

Linux

• tqma8mx: linux: QSPI support
• tqma8mx: linux: SD3 / USDHC support
• tqma8mx: linux: rtc / rtc alarm
• tqma8mx: linux: USB OTG (USB 2.0 only)
• tqma8mx: linux: HDMI audio
• tqma8mx: linux: PCIe Slot
• tqma8mx: linux: GPIO buttons
• tqma8mx: linux: GPIO LED
• tqma8mx: linux: LVDS via DSI bridge on MBa8x REV.0x20x

• new RAM timing for TQMa8Mx

• remove backported versions of imx-atf, use now imx_4.14.98_2.2.0
• update U-boot version to imx_4.14.98_2.2.0 version
• alsa-state installs now the correct file for tqma8mx codec
• working sound output on codec with aplay
• working sound output on codec and HDMI with gstreamer / pulsesink

• Update to Linux kernel rel_imx_4.14.98_2.2.0
• Uboot prepare using NXP release rel_imx_4.14.98_2.2.0
• temporary use older versions of imx-atf for TQMa8

• machine config tqma8mq-mba8mx is not longer supported
• Rename machine config from tqma8mq_[1,2]gm_mba8mx to tqma8mx_[1,2]gm_mba8mx all CPU derivates are supported (i.MX8M[D,Q,QL])
• TQMa8Mx revision 020x support
• RAM Timing with better power management support (CPU revision 2.1)
• U-Boot supports both machine configurations / devicetree is set automatically before booting
• U-Boot shows correct module name (TQMa8M[D,Q,QL])
• added packages for performance analysis (iotop, dstat, atop)
• updates for weston, busybox and images
• disabled ssh login without password

• improved LVDS support (SPWG 18 + 24 Bit)
• INNOLUX LVDS display 18/24 Bit support
• Device support on I2C2 bus
• initial sound driver (asound.state missing, playback is only working after configuring codec with amixer)
• additional packages in tq-image-generic image recipe (Firmware, systemd compatibility)
• improved configuration settings in ci-meta-tq

• Ethernet LED configuration fixes
• e-MMC boot environment fixes
• DT fixes for TMU

• LVDS support
• Netboot support (Rootfs via NFS)
• support for eMMC HS modes
• added opensssh in Rootfs
• remove meta-gnome

• port to yocto sumo
• added machine tqma8mx with 1GB RAM

• initial release