# TecchNexion Camera Driver Installation

## Release Note

| Release Date | Remark |
| --- | --- |
| 2026.06.12 | Update driver and device tree. </br></br>**Feature:** </br> 1. Support kernel version 6.6.51+rpt-rpi-2712. </br> 2. Modify error flag for indicating incorrect device status. </br> 3. Support new tev cameras (ar0235, ar0246, ar0544, ar0830, ar2020). </br> 4. Modify the interval for checking boot state. </br> 5. Fix GPIO handling and bootup timing. </br> 6. Update driver module version to 2.0 to be compatible with the new SDK. </br> 7. Support arrays of framerates for resolutions. </br> 8. Remove device point from struct tevs. </br> 9. Remove redundant mutex lock. </br> 10. Modify the mipi parameters obtained from DT endpoint and calculate link frequency and pixel rate. </br> 11. Fix 64-bit division calculations for 32-bit CPUs. </br> 12. Add tevm-rpi15 support. |
| 2024.09.24 | Update driver. </br></br>**Feature:** </br> 1. Add ar0145 image sensor. </br> 2. Add max fps control. </br> 3. Add AGC mode. </br> 4. Add link frequency control. </br> 5. Add pixel rate control. </br> 6. Modify sensor setting when stream on. </br> 7. Modify frame interval control. </br> 8. Modify v4l2 ctrls inti function. </br> 9. Modify pm control. |
| 2024.04.08 | First Release. </br></br>**Feature:** </br> 1. Support TEVS Cameras. </br> 2. Auto-install Script for Raspberry Pi 4B. |
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