• LCD display on imx6, linux 5.4

    I want to add a LCD to a custom imx6 board. Before, there was the file mxc_lcdif.c, which had the fsl,lcd compatible. Then you had a node in the devicetree, describing which ipu/di/...   However, this seem...
    Wouter Vanhauwaert
    last modified by Wouter Vanhauwaert
  • i.mx53 DDR stress test tool on a different UART

    We're having trouble with a batch of production i.mx53 boards with DDR3.    I've got the DDR stress test tool, but unfortunately that's distributed as a binary which relies on the first UART for communicati...
    Leigh Cameron
    last modified by Leigh Cameron
  • mipi csi2 can not receive data correctly! error on capturing video with ov9724 camera and imx6dl microcontroller.

    Hi,   I am trying to interface omnivision's ov9724 camera with imx6dl microcontroller. The camera has only mipi interface, and I am using only one lane for communication (one differential data lane and a differe...
    Navinar Savad
    last modified by Navinar Savad
  • I.MX6QP mipi csi2 error

    Hi, i was developing a camera-surround project. My hardware environment is IMX6QP+TIUB964+TIUB933+OVOX1F and MIPI 4 lanes + YUV422 ; When i opened V4L2 device,the mipi csi2 log showed as below: mipi csi2 dphy sta...
    Qingcai Tang
    last modified by Qingcai Tang
  • mek_8qm/evk_8mq enable uSD/M.2 8987 wifi module

    All below changes are done based on imx_android-10.0_5.4.y.   mek_8qm enable uSD 8987 wifi            1. hardware rework      ...
    Andy Tian
    last modified by Andy Tian
  • IMX8M-NANO: Android 10.0.0_2.3.0 crash with CONFIG_DEBUG_FS enabled

    Observed below crash with CONFIG_DEBUG_FS enabled   ledtrig-cpu: registered to indicate activity on CPUs [ 2.108303] hidraw: raw HID events driver (C) Jiri Kosina [ 2.116667] usbcore: registered new interface dr...
    MOHIT SINGH
    last modified by MOHIT SINGH
  • fsl-image-qt5文件系统中没有libQt*

    使用bitbake fsl-image-qt5后生成了fsl-image-qt5-imx6ulevk.ext4文件,但这个文件系统中找不到libQt*的库是怎么回事? local.conf配置如下
    luo yaojun
    created by luo yaojun
  • pincontrol error in iMX8MM EVK

    Hi,   I am working with iMX8MM EVK and Yocto distribution 4.19.35 version   Build Configuration: BB_VERSION = "1.42.0" BUILD_SYS = "x86_64-linux" NATIVELSBSTRING = "ubuntu-16.04" TARGET_SYS = "aarch64-poky-l...
    Sreedhar A
    last modified by Sreedhar A
  • IMX8M OTG无法识别

    我正在使用IMX8M平台,采用BD71837电源芯片供电,提供给USB PHY电源的3.3V和0.9V电压正常,现在测量USB_ID引脚电平不正常,USB OTG不识别。
    潘 浩龙
    last modified by 潘 浩龙
  • Downloading binary to SDCARD(SD4 Slot) using MfgTool on the MCIMX6SX-SDB board

    Hi,   I'm using MfgTools in Windows 10. The MfgTool_MultiPanel(Library: 2.7.0) was performed by executing the mfgtool2-yocto-mx-sabresd-sdcard-sd4.vbs of L4.9.88_2.0.0_mfg-tool. LOG : MfgTool_Initial.log ...
    DongHyun Kim
    last modified by DongHyun Kim
  • How to enable DDR Controller access on IMX8MMini on A53 core

    Hello, I am writing bare metal application on IMX8MMini EVK for Cortex A53. I am trying to enable DDR Controller, but when I try to access it's memory mapped location (from 0x3c00 0000)  it can not access it. I...
    Marko Antonic
    last modified by Marko Antonic
  • imx8qm mek lpuart0 init

    Hi,  I'm building a custom app and need to init lpuart0, configure it (enable tx, set baud rate, etc) for basic output to the debug console (j18) without any u-boot or RTOS running. Is there any simple init exam...
    rkohli2000@gmail.com
    last modified by rkohli2000@gmail.com
  • Yocto Zeus for iMX8QM: lsio_pwm0-7 support

    Hi, in newer kernels 5.4.x, the device tree structure is quite different and tThe nodes lsio_pwm0-7 are completely missing. Porting them from previous 4.14.x seems to be quite tricky. Do you have any sample im...
    Pierluigi Passaro
    last modified by Pierluigi Passaro
  • Adding a sensor to Android but HAL doesn't seem to be initialized.

    I'm trying to add an Ambient Light Sensor to an imx8mq Android 10 project.   Steps so far: BoardConfig:   + BOARD_USE_SENSOR_FUSION := true   MyBoard.mk  +PRODUCT_PACKAGES += \   ...
    Dennis Muhlestein
    last modified by Dennis Muhlestein
  • usb1-1 wlxd4ca6ea21080:renamed from uap0

    hi:    imx6D is communicated with LilY-W31, when i load xxx.ko of wifi,uap0 is renamed for wlxd4ca6ea21080,I should resolve this problem
    1 1
    last modified by 1 1
  • How to change Linux Kernel configuration file in Yocto Project metalayer

    How to change Linux Kernel configuration file in Yocto Project metalayer Preparing the requirements Download the metalayer Git clone the Linux Kernel source code Customize the configuration Copy the ...
    Daiane Angolini
    last modified by Daiane Angolini
  • Adjusting HDMI_PHY_TXTERM does not change outputs

    We have a design that's facing EMI issues related to the HDMI output and I'd like to try adjusting the drive strength / slew rate on the HDMI lines to see if that helps. From looking at similar issues (381362, 303905)...
    Chris Hii
    last modified by Chris Hii
  • i.MX 8/8X Family DDR Tools Release

    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 ...
    asimzaidi
    last modified by m_j
  • How to build User variant in imx8qm-Android9-Auto ?

    Dear all,   We were going through BootTimeTuning Section 8.6.3 of Android user guide. We understood from it that we can build User build variant to optimize boot time by 0.5 sec.  So when we were checkin...
    Amit Kulkarni
    last modified by Amit Kulkarni
  • PINS-TOOL-IMX - Failed LPDDR4 Stresstest

    We evaluated the new PINS-TOOL-IMX (v8) focused on the new DDR-Tool. We tested our LPDDR4 Memory interface sucessful but ther are some open questions. 1. Processor UART There is no Option to select which U...
    Daniel Koethe
    last modified by Daniel Koethe