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Questions tagged [imx8]

53 questions
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SPI - SCLK stuck in mid transmission

Context: An SPI bus is being used to communicate the iMX8 with an FPGA. After some configuration commands, the FPGA begins to fill a memory. When this memory is full, the iMX8 is notified and sends a command to read data from the FPGA. At that…
zianuro_
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Linux device driver startup dependencies

I'm working on an embedded Linux device (based on an NXP i.MX8 mini SoC) and it needs to support microphone audio input using the NXP "micfil" driver (sound/soc/fsl/fsl_micfil.c). As a part of initializing the microphone, we have added code (to the…
David C.
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Google Coral Dev Linux kernel v5.x support

Currently Google coral dev runs on Mendel OS which supports Linux kernel v4.14 https://coral.googlesource.com/linux-imx/ linux-imx already support v5.4 for i.MX8 https://source.codeaurora.org/external/imx/linux-imx/ I've tried to build v5.10…
ChethanSuresh
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Adding imxvpudec in google coral

I'm In the process of adding v4l2h264dec or imxvpudec v4l2h264dec was not able to add. so i tried imxvpudec using the repo https://github.com/Freescale/gstreamer-imx but the dependencies libimxdmabuffer not installing which is…
MANI KANDAN
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avoid to copy video frame to appsrc in gstreamer

I am trying to deliver the NV12 video format frame v4l2h264enc. At this time, I am going to do this by passing the video frame to appsrc. The video resolution is 1920x1080, but it takes a lot of time to copy memory. Is there any way to avoid memory…
Yibeom Han
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Building Yocto for i.MX8 in an external USB HDD

I'm trying to build an image using bitbake for the i.MX8 board. I'm following these instructions: https://www.nxp.com/docs/en/user-guide/IMX_YOCTO_PROJECT_USERS_GUIDE.pdf Since I do not have enough space in local HDD, I'm using an external USB HDD…
Designalog
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IMX8QXPC0 reset issue during boot

Our team have developed a custom board based on IMX8QXP Mek, but with C0 silicon (MIMX8QX6AVLFZAC). We are using the same PMIC and SD card, eMMC memory connections etc, but with increased amount of RAM (4GB: Micron MT53D1024M32D4DT-053). Upon…
jkos
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How to change display orientation on the fly

I am using IMX8MM with yocto 5.4.70 xwayland. I want to rotate display on the fly means without restarting weston service. Can someone will provide a lead? I can rotate display by making changes in weston.ini but it needs to restart the weston…
Ajita
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Can't Enable SELINUX in Yocto (Dunfell) build for imx8

I have been working on trying to enable SELINUX for Yocto Builds of my customer image for a congatec iMX8m som. It seems to install but I am unable to move to enabled (enforcing or permissive mode) SELinux is configured via the following flags in my…
Josh Patterson
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What are the modifications required on dts file to migrate from 5inch MIPI DSI display to 10.1 inch MIPI DSI display on imx8 board?

I am trying to bring up 10.1 inch mipi dsi display with compulab ucm-imx8mp board. The development board will work with default 5 inch mipi display. Now I wanted to change the display size to 10.1 inch. The 10.1 inch display has same pin…
ANISH KUMAR
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when calling vxCreateContext(): Error: _OpenDevice(1249): FATAL: Failed to open device, errno=No such file or directory

I am tring to cross-compile tim-vx-imx. target machine is imx8plus from nxp. I have managed to obtain the ovxlib drivers (CLC, Gal, VSC, ArchModelSw, NNarchPerf, OpenVx and OpenVXU) from a prebuilt SDK aarch64-poky-linux-gcc. When running the…
Abd Alrahman Atieh
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Is it feasible to configure UART module as LIN with IMX8QM?

I am trying to implement LIN on IMX8QM with UART3 connecting to a LIN transceiver (TJA 1021). Since the BSP is not supported by NXP, I found a LIN module (sllin) for Linux on Github (https://github.com/lin-bus/linux-lin/wiki). After loading the…
Lincoln06
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SPI on Toradex Verdin iMX8M Plus

I'm new to device tree and I'm trying to get spidev0.1, spidev 1.0, spidev 1.1, spidev 2.0 and spidev2.1. Currently I only have spidev0.0 in /dev. I've tried to modify my device tree as follows but it doesn't work: imx8mp-verdin-yavia.dtsi /* Verdin…
Nahel VERDIER
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iMX8M Plus UART problem with switched signals in recovery mode

I hope someone is able to help me out. We designed a custom base board for the iMX8M Plus Dart module from Variscite. The problem is that somehow the pins of the debug UART1 are exchanged when loading the u-boot binary in recovery mode. The strange…
Andreas Auer
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Can not display gstreamer inside widget qt ( wayland )

Greeting, In our IMX8mp based board we are using yocto image based on wayland display server the board is linked to a LVDS screen where we want to display frames from our cameras with gstreamer . As a first step our QT application is developed to…
sabhi zakaria
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