dchvs 2021-02-11 21:25:41 +00:00
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Welcome to the Wiki.
#### Driver MT9M021
By default the Driver gets installed, as the tegra_defconfig has it. You can review it on the Kernel's menuconfig:
```bash
make -C ../../source/kernel/kernel-4.9/ ARCH=arm64 O=$PWD/build/ menuconfig
```
And find it in the following path:
```bash
Device Drivers ---> Multimedia support --> NVIDIA overlay Encoders, decoders, sensors and other helper chips ---> Spiri MT9M021 camera sensor support
```
The deployed Kernel binaries after compilation could check if has the Driver in it, inspecting on it with rgrep:
```bash
rgrep mt9m021 build/arch/arm64/boot/Image
```
#### Cameras
##### Framerate test
* Set the framerate to 60fps and the driver will configure the sensor:
```bash
gst-launch-1.0 nvarguscamerasrc sensor-id=0 aelock=true awblock=true ! 'video/x-raw(memory:NVMM), width=(int)1280, height=(int)720, format=(string)NV12,framerate=(fraction)60/1' ! fakesink
```