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Release Notes 3.0.8

Release Notes 3.0.8

1. Overview

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.

2. 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;

    • (PAID ADD-ON) Support LVGL GUI;

    • (PAID ADD-ON) Support RPMSG;

    • 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 or QSPI Flash;

    • 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;

    • Debugging user-space applications with cross-GDB;

    • Hardware FPU enabled in the toolchain and kernel;

    • mkimage tool used by the Linux kernel build process to create a bootable Linux image.

3. New and Changed Features

The following is a summary of the changes in Release 3.0.8, as compared to Release 3.0.7:

  1. SPI Flash is not supported on imxrt1170-evkb.
    ID: RM 6930.

  2. Disable backlight by default on IMXRT1170-EVK board.
    ID: RM 7264.

  3. Failed to boot Linux on the IMXRT1170-EVK board in some cases.
    ID: RM 7244.

  4. LVGL GUI demo/TS issues on IMXRT1170-EVКB board.
    ID: RM 7354.

  5. SPL incorrectly setup clocks in IMXRT1170 / release 3.0.7.
    ID: RM 7378.

  6. Support RPMGS in i.MX RT1170 uClinux BSP.
    ID: RM 7353.

4. Known Problems & Limitations

This section lists known problems and limitations of this release:

  1. IMXRT1170: USB gadget function can be broken in OTG mode if insert a USB flash to the OTG connector.
    ID: RM 6804.
    Workaround: None.

  2. QSPI flash in U-Boot does not work on imxrt1170-evkb board from 3.0.4 IMXRT1170 BSP.

    ID: RM 6931.
    Workaround: None.

  3. U-boot fails to boot from microSD card with the 64GB capacity.

    ID: RM 7017.
    Workaround: Use microSD card with less capacity.

  4. ebike LVGL demo is not supported on IMXRT1170-EVK LCD.
    ID: RM 6978.
    Workaround: None.