Release Notes 3.0.4 Print



This is the Linux BSP (Board Support Package) for the NXP i.MX RT1170 EVK/EVKB board.

The BSP provides a software development environment for evaluation and development of Linux (uClinux) on the Cortex-M7 processor core of the i.MX RT1170 microcontroller using the NXP i.MX RT1170 EVK / NXP i.MX RT1170 EVKB board as a hardware platform.

Supported Features

The following list provides a summary of the features and capabilities of this release of the NXP i.MX RT1170 BSP:

  • Linux:
    • Kernel v.6.1.22;
    • Serial Linux console;
    • Ethernet device driver and Linux TCP/IP networking (ping, NFS, Telnet, FTP, NTPD, etc);
    • Clock driver;
    • pinctrl driver;
    • MMC/SD driver;
    • I2C driver;
    • USB High Speed driver (Host and Gadget modes);
    • (PAID ADD-ON) QSPI Flash driver;
    • (PAID ADD-ON) ADC driver;
    • (PAID ADD-ON) CAN bus driver;
    • (PAID ADD-ON) SPI bus driver;
    • busybox v1.35.0;
    • POSIX pthreads;
    • Hardened exception handling; an exception triggered by a process affects only the offending process;
    • MPU user-level protection support;
    • GPIO device driver.
  • U-Boot firmware:
    • U-Boot v 2023.04;
    • Target initialization from power-on / reset;
    • Serial console;
    • Ethernet driver for loading images to the target;
    • Clock driver;
    • pinctrl driver;
    • Device driver for MMC/SD Card;
    • USB driver;
    • Autoboot feature, allowing boot of OS images from the SD Card;
    • Persistent environment in the SD Card for customization of target operation;
    • Sophisticated command interface for maintenance and development of the target.
  • Development tools:
    • Linux-hosted cross-development environment;
    • 11.3.0 GNU toolchain is used for development of user-space applications;
    • ELF / dynamic linking supported;
    • Hardware FPU enabled in the toolchain and kernel;
    • mkimage tool used by the Linux kernel build process to create a bootable Linux image.

New and Changed Features

The following is a summary of the changes in Release 3.0.4, as compared to Release 3.0.3:

  1. Support MIMXRT1170-EVKB board with Emcraft BSP.
    : RM 6829.
  2. Support LPSPI and LPSPI Flash on i.MX RT1170 EVK.
    : RM 6911.
  3. Support I2C in Linux on imxrt1170.
    : RM 6923.
  4. Fix defect: When re-configuring kernel options by manually editing a project's defconfig, new options are not applied if the .config has already been created.
    : RM 6917.

Known Problems & Limitations

This section lists known problems and limitations of this release:

  1. dropbear crashes after exiting from the ssh session to rt1024.
    ID: RM 6769
    Workaround: Restart dropbear by performing the dropbear -R command on the target.
  2. gcc 11.3: gdbserver crashes when attempting to start remote debugging.
    ID: RM 6821.
    Workaround: None.
  3. IMXRT1170: USB gadget function can be broken in OTG mode if insert a USB flash to the OTG connector.
    ID: RM 6804.
    Workaround: None.
  4. SPI Flash is not supported on imxrt1170-evkb.
    ID: RM 6930.
    Workaround: None.
  5. QSPI flash in U-Boot does not work on imxrt1170-evkb board from 3.0.4 IMXRT1170 BSP.
    ID: RM 6931.
    Workaround: None.
  6. U-boot fails to boot from microSD card with the 64GB capacity.
    ID: RM 7017.
    Workaround: Use microSD card with less capacity.