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1,{value:"\ud83d\udd27 Hardware Setup Instructions",id:"-hardware-setup-instructions",level:2},{value:"1. Power Supply Preparation",id:"1-power-supply-preparation",level:4},{value:"2. Debug Console Connection",id:"2-debug-console-connection",level:4},{value:"3. Display Output Connection",id:"3-display-output-connection",level:4},{value:"4. Camera Interface (CSI) Overview",id:"4-camera-interface-csi-overview",level:4},{value:"\ud83d\udcbb Prepare Yocto demo image for testing TechNexion camera",id:"-prepare-yocto-demo-image-for-testing-technexion-camera",level:2},{value:"\ud83d\udd3d Downloading the Demo Image",id:"-downloading-the-demo-image",level:3},{value:"Download Link",id:"download-link",level:4},{value:"\ud83d\udcbe Flashing the Image",id:"-flashing-the-image",level:3},{value:"Method 1. Using the UUU Tool",id:"method-1-using-the-uuu-tool",level:4},{value:"Method 2. Using the U-Boot UMS Command",id:"method-2-using-the-u-boot-ums-command",level:4},{value:"Method 3. For Windows Users",id:"method-3-for-windows-users",level:4},{value:"\ud83d\udee0\ufe0f Build Yocto",id:"\ufe0f-build-yocto",level:2},{value:"\ud83d\udce6 Supported Linux Kernel",id:"-supported-linux-kernel",level:3},{value:"\ud83d\udcc1 Source and Build Instructions",id:"-source-and-build-instructions",level:3},{value:"\ud83d\udcf8 Camera Testing Instructions",id:"-camera-testing-instructions",level:2},{value:"\ud83c\udf33 Specify Camera DTBO in U-Boot",id:"-specify-camera-dtbo-in-u-boot",level:3},{value:"\ud83c\udf9b\ufe0f Setup the media controller before camera streaming",id:"\ufe0f-setup-the-media-controller-before-camera-streaming",level:3},{value:"\ud83c\udfa5 Start Camera Video Stream via GStreamer",id:"-start-camera-video-stream-via-gstreamer",level:2},{value:"\ud83c\udfac Launch GStreamer Pipeline",id:"-launch-gstreamer-pipeline",level:3},{value:"\u2705 Check Media Controller",id:"-check-media-controller",level:3},{value:"\ud83d\udea8 Troubleshooting",id:"-troubleshooting",level:2},{value:"Check DTB Overlay in U-Boot",id:"check-dtb-overlay-in-u-boot",level:4},{value:"Verify Camera Initialization",id:"verify-camera-initialization",level:4},{value:"Confirm Board and Camera DTB",id:"confirm-board-and-camera-dtb",level:4},{value:"Check Available Video Devices",id:"check-available-video-devices",level:4}];function m(e){const n={a:"a",admonition:"admonition",code:"code",h2:"h2",h3:"h3",h4:"h4",hr:"hr",li:"li",ol:"ol",p:"p",pre:"pre",strong:"strong",table:"table",tbody:"tbody",td:"td",th:"th",thead:"thead",tr:"tr",ul:"ul",...(0,t.R)(),...e.components};return(0,r.jsxs)(r.Fragment,{children:[(0,r.jsx)(n.h2,{id:"-introduction",children:"\ud83d\ude80 Introduction"}),"\n",(0,r.jsxs)(n.p,{children:["This guide shows you how to get started using TechNexion camera modules on ",(0,r.jsx)(n.strong,{children:"TechNexion IMX8MM development kits"}),". You must have the background knowledge to modify the kernel configuration, rebuild, and replace the kernel and the device tree source (DTS). This article is based on ",(0,r.jsx)(n.a,{href:"/docs/embedded-software/linux/yocto/release-notes/release-notes-yp60-2026q3",children:(0,r.jsx)(n.strong,{children:"Yocto 6.0 (Wrynose) 2026Q3 Release"})})," with Linux kernel version ",(0,r.jsx)(n.strong,{children:"6.18.20-2.0.0"}),"."]}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-supported-camera-modules",children:"\ud83d\udcf8 Supported Camera Modules"}),"\n",(0,r.jsx)(o.Z,{series:["TEVS","TEVM"]}),"\n",(0,r.jsx)(n.admonition,{title:"Example",type:"info",children:(0,r.jsxs)(n.p,{children:["This article uses the ",(0,r.jsx)(n.strong,{children:"TEVS-AR0521"})," as an example."]})}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-supported-boards",children:"\ud83e\udde9 Supported Boards"}),"\n",(0,r.jsxs)(n.table,{children:[(0,r.jsx)(n.thead,{children:(0,r.jsxs)(n.tr,{children:[(0,r.jsx)(n.th,{children:"SoM"}),(0,r.jsx)(n.th,{children:"Board"})]})}),(0,r.jsxs)(n.tbody,{children:[(0,r.jsxs)(n.tr,{children:[(0,r.jsx)(n.td,{children:(0,r.jsx)(n.a,{href:"https://www.technexion.com/products/system-on-modules/edm/edm-g-imx8m-mini/",children:"EDM-G-IMX8M-MINI"})}),(0,r.jsx)(n.td,{children:(0,r.jsx)(n.a,{href:"https://www.technexion.com/products/system-on-modules/evk/wb-edm-g-imx8m-mini/",children:"WB-EDM-G-IMX8M-MINI"})})]}),(0,r.jsxs)(n.tr,{children:[(0,r.jsx)(n.td,{children:(0,r.jsx)(n.a,{href:"https://www.technexion.com/products/system-on-modules/pico/pico-imx8m-mini/",children:"PICO-IMX8M-MINI"})}),(0,r.jsxs)(n.td,{children:[(0,r.jsx)(n.a,{href:"https://www.technexion.com/products/system-on-modules/evk/pico-pi-imx8m-mini/",children:"PICO-PI-IMX8M-MINI"}),(0,r.jsx)("br",{}),(0,r.jsx)(n.a,{href:"https://www.technexion.com/products/system-on-modules/evk/pico-wizard-imx8m-mini/",children:"PICO-WIZARD-IMX8M-MINI"})]})]})]})]}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-hardware-setup-instructions",children:"\ud83d\udd27 Hardware Setup Instru
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1-boots-ums-command-to-write-flash-storage-over-usb-otg",children:"Using UMS in U-Boot"})]}),"\n",(0,r.jsx)(n.admonition,{title:"U-Boot Requirement",type:"tip",children:(0,r.jsxs)(n.p,{children:["The board must boot a U-Boot version that supports the ",(0,r.jsx)("code",{children:"ums"})," command."]})}),"\n",(0,r.jsx)(n.h4,{id:"method-3-for-windows-users",children:"Method 3. For Windows Users"}),"\n",(0,r.jsxs)(n.p,{children:["\ud83d\udd17 ",(0,r.jsx)(n.a,{href:"/docs/embedded-software/linux/usage-guides/loading-software/using-u-boots-ums-command-to-write-flash-storage-over-usb-otg#cross-platform-tool-balena-etcher",children:"Using Balena Etcher"})]}),"\n",(0,r.jsx)(n.p,{children:(0,r.jsx)(n.a,{href:"https://www.balena.io/etcher/",children:(0,r.jsx)("img",{src:"/img/balenaetcher-vector-logo.png",width:"250",height:"50"})})}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"\ufe0f-build-yocto",children:"\ud83d\udee0\ufe0f Build Yocto"}),"\n",(0,r.jsx)(n.p,{children:"TechNexion supports building a Yocto-based Linux image with the following kernel and branch."}),"\n",(0,r.jsx)(n.h3,{id:"-supported-linux-kernel",children:"\ud83d\udce6 Supported Linux Kernel"}),"\n",(0,r.jsxs)(n.table,{children:[(0,r.jsx)(n.thead,{children:(0,r.jsxs)(n.tr,{children:[(0,r.jsx)(n.th,{children:"Linux Kernel Version"}),(0,r.jsx)(n.th,{children:"Yocto Branch"})]})}),(0,r.jsx)(n.tbody,{children:(0,r.jsxs)(n.tr,{children:[(0,r.jsx)(n.td,{children:"6.18.20"}),(0,r.jsx)(n.td,{children:(0,r.jsx)(n.a,{href:"https://github.com/TechNexion/linux-tn-imx/tree/tn-imx_6.18.20_2.0.0-stable",children:"tn-imx_6.18.20_2.0.0-stable"})})]})})]}),"\n",(0,r.jsx)(n.h3,{id:"-source-and-build-instructions",children:"\ud83d\udcc1 Source and Build Instructions"}),"\n",(0,r.jsx)(n.p,{children:(0,r.jsx)(n.a,{href:"https://github.com/TechNexion/tn-imx-yocto-manifest/tree/wrynose_6.18.y-stable",children:"Fetch Yocto Source"})}),"\n",(0,r.jsxs)(a.A,{groupId:"imx8mm-yocto-6.0-wrynose-board-selector",children:[(0,r.jsx)(l.A,{value:"edm-g-imx8mm",label:"EDM-G-IMX8MM",children:(0,r.jsxs)(n.p,{children:["\ud83d\udcd6 ",(0,r.jsx)(n.a,{href:"https://github.com/TechNexion/tn-imx-yocto-manifest/tree/wrynose_6.18.y-stable?tab=readme-ov-file#for-edm-g-imx8mm",children:"Build Yocto for EDM-G-IMX8MM"})]})}),(0,r.jsx)(l.A,{value:"pico-imx8mm",label:"PICO-IMX8MM",children:(0,r.jsxs)(n.p,{children:["\ud83d\udcd6 ",(0,r.jsx)(n.a,{href:"https://github.com/TechNexion/tn-imx-yocto-manifest/tree/wrynose_6.18.y-stable?tab=readme-ov-file#for-pico-imx8mm",children:"Build Yocto for PICO-IMX8MM"})]})})]}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-camera-testing-instructions",children:"\ud83d\udcf8 Camera Testing Instructions"}),"\n",(0,r.jsx)(n.h3,{id:"-specify-camera-dtbo-in-u-boot",children:"\ud83c\udf33 Specify Camera DTBO in U-Boot"}),"\n",(0,r.jsxs)(n.ol,{children:["\n",(0,r.jsx)(n.li,{children:"Connect the debug console cable to the carrier board."}),"\n",(0,r.jsxs)(n.li,{children:["Power on the board and interrupt boot when ",(0,r.jsx)("code",{children:"Hit any key to stop autoboot:"})," appears."]}),"\n",(0,r.jsx)(n.li,{children:"Set the camera overlay:"}),"\n"]}),"\n",(0,r.jsx)(a.A,{groupId:"csi-connector",children:(0,r.jsx)(l.A,{value:"csi1",label:"CSI1 connector",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"u-boot=> setenv dtoverlay tevs\n"})})})}),"\n",(0,r.jsxs)(n.ol,{start:"4",children:["\n",(0,r.jsx)(n.li,{children:"Continue booting."}),"\n"]}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"u-boot=> saveenv\nu-boot=> boot\n"})}),"\n",(0,r.jsxs)(n.admonition,{type:"tip",children:[(0,r.jsx)(n.p,{children:"Append the display-panel overlay when you need on-screen camera output."}),(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"u-boot=> setenv dtoverlay=tevs sn65dsi84-vl10112880\n"})})]}),"\n",(0,r.jsx)(n.h3,{id:"\ufe0f-setup-the-media-controller-before-camera-streaming",children:"\ud83c\udf9b\ufe0f Setup the media controller before camera streaming"}),"\n",(0,r.jsx)(n.p,{children:"Starting from kernel 6.12, the CSI driver supports media-ctl for configuring the pipeline on the i.MX8M Mini platform."}),"\n",(0,r.jsx)(n.p,{children:"Inspect the media topology:"}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"$ media-ctl -p\n"})}),"\n",(0,r.jsx)(n.p,{children:"Example output:"}),"\n",(0,r.jsx)("div",{className:"scrollable-code",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:'Media controller API version 6.18.20\n\nMedia device information\n------------------------\ndriver imx7-csi\nmodel imx-media\nserial\nbus info platform:32e20000.csi\nhw revision 0x0\ndriver version 6.18.20\n\nDevice topology\n- entity 1: csi (2 pads, 2 links, 0 routes)\n type V4L2 subdev subtype Unknown flags 0\n device node name /dev/v4l-subdev0\n pad0: SINK\n [stream:0 fmt:UYVY8_2X8/640x480 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range]\n <- "csis-32e30000.mipi-csi":1 [ENABLED,IMMUTABLE]\n pad1: SOURCE\n [stream:0 fmt:UYVY8_2X8/640x480 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range]\n -> "csi capture":0 [ENABLED,IMMUTABLE]\n\n- entity 4: csi capture (1 pad, 1 link)\n type Node subtype V4L flags 0\n device node name /dev/video2\n pad0: SINK\n <- "csi":1 [ENABLED,IMMUTABLE]\n\n- entity 10: csis-32e30000.mipi-csi (2 pads, 2 links, 0 routes)\n type V4L2 subdev subtype Unknown flags 0\n device node name /dev/v4l-subdev1\n pad0: SINK,MUST_CONNECT\n [stream:0 fmt:UYVY8_1X16/640x480 field:none colorspace:smpte170m xfer:709 ycbcr:601 quantization:lim-range]\n <- "tevs 1-0048":0 [ENABLED]\n pad1: SOURCE,MUST_CONNECT\n [stream:0 fmt:UYVY8_1X16/640x480 field:none colorspace:smpte170m xfer:709 ycbcr:601 quantization:lim-range]\n -> "csi":0 [ENABLED,IMMUTABLE]\n\n- entity 15: tevs 1-0048 (1 pad, 1 link, 0 routes)\n type V4L2 subdev subtype Sensor flags 0\n device node name /dev/v4l-subdev2\n pad0: SOURCE\n [stream:0 fmt:UYVY8_1X16/1280x800@1/60 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range\n crop.bounds:(0,0)/1280x800\n crop:(0,0)/1280x800]\n -> "csis-32e30000.mipi-csi":0 [ENABLED]\n'})})}),"\n",(0,r.jsx)(n.p,{children:"The graph view can make the topology easier to understand."}),"\n",(0,r.jsx)("img",{src:"/img/edm-g-wb-imx8mm-media-ctl.png",width:"140",height:"300"}),"\n",(0,r.jsxs)(n.admonition,{type:"note",children:[(0,r.jsx)(n.p,{children:"Generate the graph with:"}),(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"$ media-ctl --print-dot > graph.dot\n$ dot -Tpng graph.dot > graph.png\n# Install Graphviz if needed:\n# sudo apt-get install -y graphviz\n"})})]}),"\n",(0,r.jsx)(n.p,{children:"Set the resolution and format of every media entity to match the camera output. Check supported formats, resolutions, and frame intervals:"}),"\n",(0,r.jsx)("div",{className:"scrollable-code",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"# formats\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-mbus-codes\n ioctl: VIDIOC_SUBDEV_ENUM_MBUS_CODE (pad=0,stream=0)\n 0x200f: MEDIA_BUS_FMT_UYVY8_1X16\n 0x300a: MEDIA_BUS_FMT_SGRBG10_1X10\n 0x3011: MEDIA_BUS_FMT_SGRBG12_1X12\n\n# resolutions\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-framesize code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_SIZE (pad=0,stream=0)\n Size Range: 640x480
1- 640x480\n Size Range: 1280x720 - 1280x720\n Size Range: 1280x960 - 1280x960\n Size Range: 1920x1080 - 1920x1080\n Size Range: 2560x1440 - 2560x1440\n Size Range: 2592x1944 - 2592x1944\n\n# frame interval of resolution\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=640,height=480,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.008s (120.000 fps)\n\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=1280,height=720,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.017s (60.000 fps)\n\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=1280,height=960,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.017s (60.000 fps)\n\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=1920,height=1080,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.017s (60.000 fps)\n\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=2560,height=1440,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.031s (32.000 fps)\n\n$ v4l2-ctl -d /dev/v4l-subdev2 --list-subdev-frameintervals width=2592,height=1944,code=0x200f\n ioctl: VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL (pad=0,stream=0)\n Interval: 0.042s (24.000 fps)\n"})})}),"\n",(0,r.jsx)(n.p,{children:"Set the resolution to 1280\xd7720, for example:"}),"\n",(0,r.jsxs)(a.A,{groupId:"set-media-ctl",children:[(0,r.jsx)(l.A,{value:"cli",label:"Command Line",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"$ media-ctl -V \"'csi':0 [fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601]\"\n$ media-ctl -V \"'tevs 1-0048':0 [fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601]\"\n"})})}),(0,r.jsx)(l.A,{value:"script",label:"Script",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:'#!/bin/bash\n\n# Define the format and resolution as a variable\nmdev="/dev/media0"\nmediactl="media-ctl -d $mdev"\ncam="tevs 1-0048"\ncsi="csi"\ncode="UYVY8_1X16"\nwidth="1280"\nheight="720"\nformat="fmt:${code}/${width}x${height} field:none"\n\n# Function to run media-ctl commands with error handling\necho "Set media controller..."\n\n$mediactl -V "\\"$cam\\":0 [$format]"\n$mediactl -V "\\"$csi\\":0/0 [$format]"\n'})})})]}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-start-camera-video-stream-via-gstreamer",children:"\ud83c\udfa5 Start Camera Video Stream via GStreamer"}),"\n",(0,r.jsx)(n.h3,{id:"-launch-gstreamer-pipeline",children:"\ud83c\udfac Launch GStreamer Pipeline"}),"\n",(0,r.jsxs)(n.p,{children:["Replace ",(0,r.jsx)("code",{children:"<res_w>"})," and ",(0,r.jsx)("code",{children:"<res_h>"})," with the selected resolution:"]}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:'$ gst-launch-1.0 v4l2src device=/dev/video2 ! \\\n "video/x-raw, format=UYVY, width=<res_w>, height=<res_h>" ! \\\n waylandsink sync=false\n'})}),"\n",(0,r.jsx)(n.h3,{id:"-check-media-controller",children:"\u2705 Check Media Controller"}),"\n",(0,r.jsxs)(n.p,{children:["Run ",(0,r.jsx)("code",{children:"media-ctl -p"})," again after setting the resolution and link:"]}),"\n",(0,r.jsx)("div",{className:"scrollable-code",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:'Media controller API version 6.18.20\n\nMedia device information\n------------------------\ndriver imx7-csi\nmodel imx-media\nserial\nbus info platform:32e20000.csi\nhw revision 0x0\ndriver version 6.18.20\n\nDevice topology\n- entity 1: csi (2 pads, 2 links, 0 routes)\n type V4L2 subdev subtype Unknown flags 0\n device node name /dev/v4l-subdev0\n pad0: SINK\n [stream:0 fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range]\n <- "csis-32e30000.mipi-csi":1 [ENABLED,IMMUTABLE]\n pad1: SOURCE\n [stream:0 fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:lim-range]\n -> "csi capture":0 [ENABLED,IMMUTABLE]\n\n- entity 4: csi capture (1 pad, 1 link)\n type Node subtype V4L flags 0\n device node name /dev/video2\n pad0: SINK\n <- "csi":1 [ENABLED,IMMUTABLE]\n\n- entity 10: csis-32e30000.mipi-csi (2 pads, 2 links, 0 routes)\n type V4L2 subdev subtype Unknown flags 0\n device node name /dev/v4l-subdev1\n pad0: SINK,MUST_CONNECT\n [stream:0 fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range]\n <- "tevs 1-0048":0 [ENABLED]\n pad1: SOURCE,MUST_CONNECT\n [stream:0 fmt:UYVY8_1X16/1280x720 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range]\n -> "csi":0 [ENABLED,IMMUTABLE]\n\n- entity 15: tevs 1-0048 (1 pad, 1 link, 0 routes)\n type V4L2 subdev subtype Sensor flags 0\n device node name /dev/v4l-subdev2\n pad0: SOURCE\n [stream:0 fmt:UYVY8_1X16/1280x720@1/60 field:none colorspace:srgb xfer:srgb ycbcr:601 quantization:full-range\n crop.bounds:(0,0)/1280x800\n crop:(0,0)/1280x720]\n -> "csis-32e30000.mipi-csi":0 [ENABLED]\n'})})}),"\n",(0,r.jsx)(n.hr,{}),"\n",(0,r.jsx)(n.h2,{id:"-troubleshooting",children:"\ud83d\udea8 Troubleshooting"}),"\n",(0,r.jsx)(n.h4,{id:"check-dtb-overlay-in-u-boot",children:"Check DTB Overlay in U-Boot"}),"\n",(0,r.jsx)(a.A,{groupId:"u-boot-dtbo",children:(0,r.jsx)(l.A,{value:"csi1",label:"CSI1 connector",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:" u-boot=> printenv dtoverlay\n dtoverlay=tevs vxt-vl050-070-8048nt\n"})})})}),"\n",(0,r.jsx)(n.admonition,{type:"tip",children:(0,r.jsx)(n.p,{children:"The vxt-vl050-070-8048nt overlay is for the 5-inch LCD display panel."})}),"\n",(0,r.jsx)(n.h4,{id:"verify-camera-initialization",children:"Verify Camera Initialization"}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:" $ dmesg -t | grep tevs\n /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48: Fixed dependency cycle(s) with /soc@0/bus@32c00000/mipi-csi@32e30000\n /soc@0/bus@32c00000/mipi-csi@32e30000: Fixed dependency cycle(s) with /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48\n /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48: Fixed dependency cycle(s) with /soc@0/bus@32c00000/mipi-csi@32e30000\n /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48: Fixed dependency cycle(s) with /soc@0/bus@32c00000/mipi-csi@32e30000\n /soc@0/bus@32c00000/mipi-csi@32e30000: Fixed dependency cycle(s) with /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48\n /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48: Fixed dependency cycle(s) with /soc@0/bus@32c00000/mipi-csi@32e30000\n /soc@0/bus@32c00000/mipi-csi@32e30000: Fixed dependency cycle(s) with /soc@0/bus@30800000/i2c@30a30000/tevs_mipi@48\n tevs 1-0048: tevs_probe() device node: tevs_mipi@48\n tevs 1-0048: Version:26.3.0.1\n tevs 1-0048: Product:TEVS-AR0144, HeaderVer:3, MIPI_Rate:800\n tevs 1-0048: Chip ID: 0x0356\n tevs 1-0048: probe success\n"})}),"\n",(0,r.jsx)(n.h4,{id:"confirm-board-and-camera-dtb",children:"Confirm Board and Camera DTB"}),"\n",(0,r.jsxs)(a.A,{groupId:"imx8mm-yocto-6.0-wrynose-board-selector",children:[(0,r.jsx)(l.A,{value:"edm-g-imx8mm",label:"EDM-G-IMX8MM",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:" $ dmesg -t | grep -i model\n Machine model: TechNexion EDM-G-IMX8MM and WB baseboard\n exc3000 2-002a: Retry 1 get EETI EXC3000 model: -6\n exc3000 2-002a: Retry 2 get EETI EXC3000 model: -6\n exc3000 2-002a: Retry 3 get EETI EXC3000 model: -6\n"})})}),(0,r.jsx)(l.A,{value:"pico-imx8mm",label:"PICO-IMX8MM",children:(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:" $ dmesg -t | grep -i model\n Machine model: TechNexion PICO-IMX8MM and PI baseboard\n exc3000 2-002a: Retry 1 get EETI EXC3000 model: -6\n exc3000 2-002a: Retry 2 get EETI EXC3000 model: -6\n exc3000 2-002a: Retry 3 get EETI EXC3000 model: -6\n"})})})]}),"\n",(0,r.jsx)(n.h4,{id:"check-available-video-devices",children:"Check Available Video Devices"}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"$ v4l2-ctl --list-device\n"})}),"\n",(0,r.jsx)(n.p,{children:"Example output:"}),"\n",(0,r.jsx)(n.pre,{children:(0,r.jsx)(n.code,{className:"language-shell",children:"imx-capture (platform:32e20000.csi):\n /dev/video2\n /dev/media0\n\nvsi_v4l2dec (platform:vsi_v4l2dec):\n /dev/video1\n\nvsi_v4l2enc (platform:vsi_v4l2enc):\n /dev/video0\n"})}),"\n",(0,r.jsx)(n.p,{children:"Typically, /dev/video2 is the primary camera capture device when using CSI1."})]})}function p(e={}){const{wrapper:n}={...(0,t.R)(),...e.components};return n?(0,r.jsx)(n,{...e,children:(0,r.jsx)(m,{...e})}):m(e)}},66274(e,n,i){i.d(n,{J:()=>s});const s=["VLS-FPD3-AR0144","VLS-FPD3-AR0145","VLS-FPD3-AR0234","VLS-FPD3-AR0521","VLS-FPD3-AR0522","VLS-FPD3-AR0821","VLS-FPD3-AR0822","VLS-FPD3-AR1335"]},77618(e,n,i){i.d(n,{G:()=>s});const s=["AR0144","AR0145","AR0234","AR0235","AR0246","AR0521","AR0522","AR0544","AR0821","AR0822","AR0830","AR1335","AR2020"];s.map(e=>`TEVS-${e}`)}}]);
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.