• i.MX 8/8X Series DDR Tool Release - Draft

    Important: If you have any questions or would like to report any issues with the DDR tools or supporting documents please create a support ticket in the i.MX community. Please note that any private messages ...
    last modified by m_j
  • IMX6 not showing 1920x1080 stream

    Initially, I started with an imx6qsabresd reference board to receive 1920x1080 video stream using gstreamer. For this, I did:   sysctl -w net.core.rmem_max=8388608 sysctl -w net.core.wmem_max=8388608   To ...
    Samuel Jimenez
    last modified by Samuel Jimenez
  • Difference between Reference Design Voltage and Measured Voltage

    Hi,   We are bringing up a board based on the NXP Volansys Modular Gateway Reference Design. We are setting 5.2V on the power supply to achieve 5.0V on the J15 connector. The current drawn by the board (as show...
    Aquiel Godeau
    last modified by Aquiel Godeau
  • How to control ECSPI2 on i.MX8M Mini EVK

    I want to use the ECSPI2 interface (available on J1003) on a i.MX8M Mini EVK to send data to a D/A chip and to receive data from an A/D chip. I am running a yocto 4.19.35 linux build, although I could shift to a diffe...
    Eric Will
    last modified by Eric Will
  • how to build the rpmsg A9 side program on i.mx 6sx

    Hi, I'm trying to write a code that sends data from the Cortex-A9 processor to the Cortex-M4 processor, then the Cortex-M4 processes it, then sends the processed data to the Cortex-A9. I've run the PingPong exam...
    Mohammed Algoblan
    last modified by Mohammed Algoblan

    Hi,   Is there a guide similar to the AN5305 (which is for iMX6) for the iMX8MQ? It would be greatly appreciated,   Thanks,   Simon P. Tsaoussis
    Simon Tsaoussis
    last modified by Simon Tsaoussis
  • IMX8QM Boot Logic Partitions - SCFW API

    Greetings,We are currently working with the iMX8QM, and are trying a few different methods of bootstraping the environment. In one of our experiments we are trying to get the cortex-m4_0 to run as the boot partition, ...
    Daniel Oliveira
    last modified by Daniel Oliveira
  • Safe video switch using ADV7180 and i.MX6Q Automotive Board

    i.MX6Q Automotive board has one ADV7180 analog video decoder with 2 video inputs. By default, only input 1 is used (connector J42).     To connect 2 analog video sources and switch the display between the...
    last modified by Adrian Puga Candelario
  • clock vs actual_clock in mmc(imx8qxp)

    Hi,   Why the clock and actual clock is different in mmc for imx8qxp? ------------------------------------------------------------------ # cat /sys/kernel/debug/mmc0/ios clock: 200000000 Hz actual clock: 1666...
    wasim nazir
    last modified by wasim nazir
  • Feedback on devicetree for imx6qdl connecting to Marvell 6176 DSA networking switch

    Please give feed back on device tree description for This node in the device tree with CONFIG_NET_DSA_LEGACY enabled in kernel correctly enumerates all interfaces on the Marvell 6176 switch. dsa@0 { compatible = "mar...
    Sriram Uma Chadalavada
    last modified by Sriram Uma Chadalavada
  • MX8_DSI_OLED1 screen blinking

    hi everyone:      i have two imx8M quad evaluation kit board and MX8_DSI_OLED1 screen. when i flash andriod O8.1.0_1.3.0 the MX8_DSI_OLED1 can display normally ,but when i flash  an...
    zhao lingjun
    last modified by zhao lingjun
  • HDMI DRM custom resolution and clock frequency

    Hi, I have been messing with a bunch of the kernel parameters for the iMX8MQ and I was curious as to how to generate values for the HDMI TX table in the kernel->drivers->GPU->DRM->iMX->HDP folder becau...
    Simon Tsaoussis
    last modified by Simon Tsaoussis
  • QT app start up via systemd

    I'm trying to start up QT application via systemd after boot the  systemctl status app_startup.service output is:    app_startup.service - Qt App    Loaded: loaded (/lib/systemd/system/a...
    Tanya Groysberg
    last modified by Tanya Groysberg
  • RMII Support

    hey, i want to use 2 RMII channels in MIMXRT1061CVJ5A. does pin GPIO_B1_00 for example suitable as RX_ER for RMII mode in channel 2? as you can see here: in channel 1, written so its clear that t...
    Peleg Katsnelson
    last modified by Peleg Katsnelson
  • Build failure of secure firmware update using cst-3.1.0 tool

    I am building an secure image for doing a secure firmware update using yocto linux. For that I have to use a signing tool. The signing tool cst tool which I downloaded from digi documents shows extract failure when I ...
    vijith G
    last modified by vijith G
  • How to enter SNVS mode by SW on imx7d?

    Hi!   According to "i.MX 7Dual Applications Processor Reference Manual, Rev. 1, 01/2018"  part "Power Modes" there are two ways to enter "SNVS" mode  from "RUN" mode: ONOFF long press, or SW. ...
    Pawel Lenkow
    last modified by Pawel Lenkow
  • Can anyone explain how and where display is configured in windows 10 IoT for imx8mq ?

    In imx-iotcore\driver\video\imxdod directory, I found display driver which has code related to HDMI for imx8mq and MIPI DSI, LCDIF for imx8mm. But the driver seems incomplete as there is no code for DCSS for imx8...
    Abhishek H
    last modified by Abhishek H
  • IMX6DL doesn't work (tx) with BCM54810 phy on Linux

    I can attach bcm54810 phy with fec, using ifconfig eth0, tx doesn't work. dmesg: Broadcom BCM54810 2188000.ethernet-1:00: attached PHY driver [Broadcom BCM54810] (mii_bus:phy_addr=2188000.ethernet-1:00, irq=-1) ...
    Joe Culler
    last modified by Joe Culler
  • How to use Cortex-M core as an additonal cryptographic accelerator (i.e., besides CAAM)?

    Hello everyone,           My team is exploring the possibility of having the Cortex-M4 core of i.MX7ULP perform certain cryptographic services. We are aware that the CAAM modul...
  • Setting up BD71847 on IMX8M mini

    I haven't been able to find very much information on where and when the code that sets up the PMIC.  1. Where is the code stored that sets up the chip 2. What is used to edit that code 3. I'm currently reading...
    William Dunkley
    last modified by William Dunkley