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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.
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;
- 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;
- 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.
New and Changed Features
The following is a summary of the changes in Release 3.0.5, as compared to Release 3.0.4:
- gcc 11.3: gdbserver crashes when attempting to start remote debugging.
ID: RM 6821.
- Support turning on/off LCD backlight on IMXRT1170-EVK.
ID: RM 6921.
- Support MIPI-DSI display in Linux.
ID: RM 6932.
- Mount /tmp as the TMPFS file system.
ID: RM 6934.
- Support touchscreen for IMXRT1170-EVK with LCD.
ID: RM 6977.
- Migrate to HZ_1000 for the i.MX rt1170 BSP.
ID: RM 7004.
- Add LVGL demos to uClinux for the IMXRT1170-EVK board.
ID: RM 7048.
- Fix bug: Termination of the gdbserver program leads to segmentation fault.
ID: RM 7001.
- Fix bug: The "next" command does not work in gdb 11.2.
ID: RM 7052.
- Fix bug: Set scheduling mode to the “Preemptible Kernel (Low-Latency Desktop)” in the rootfs_flash project for imxrt1170 BSP.
ID: RM 7058.
- Fix bug: Switch sys tick to 1KHz frequency in the rootfs_flash project for imxrt1170 BSP.
ID: RM 7059.
- Fix bug: Issue with JFFS2 filesystem in the rootfs_flash project for imxrt1170 BSP.
ID: RM 7060.
- Fix bug: gdb 11.2: issue with the file-exec-and-symbols command.
ID: RM 7078.
- Fix bug: Fix VFP issues in kernel 6.1.22.
ID: RM 6952.
- Fix bug: Ethernet support is broken in IMXRT1170 BSP for Linux v6.1.
ID: RM 7043.
- Support 16-bit framebuffer for IMXRT1170.
ID: RM 7016.
Known Problems & Limitations
This section lists known problems and limitations of this release:
- IMXRT1170: USB gadget function can be broken in OTG mode if insert a USB flash to the OTG connector.
ID: RM 6804
Workaround: None.
- SPI Flash is not supported on imxrt1170-evkb.
ID: RM 6930
Workaround: None.
- QSPI Flash in U-Boot does not work on imxrt1170-evkb board from 3.0.4 IMXRT1170 BSP.
ID: RM 6931
Workaround: None.
- U-boot fails to boot from microSD card with the 64GB capacity.
ID: RM 7017
Workaround: Use microSD card with less capacity.
- ebike LVGL demo is not supported on IMXRT1170-EVK LCD.
ID: RM 6978
Workaround: None.
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