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docs: Update extra build config Raspberry Pi Camera Module section

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Signed-off-by: Jesse Visser <jssvssr2000@gmail.com>
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Jesse Visser 2023-04-03 16:20:03 +02:00 committed by Andrei Gherzan
parent 2ad4dd667a
commit 56fba81e37
1 changed files with 15 additions and 7 deletions
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docs/extra-build-config.md
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@ -379,19 +379,27 @@ option:
# Raspberry Pi 7\" display/touch screen \n \ # Raspberry Pi 7\" display/touch screen \n \
lcd_rotate=2 \n \ lcd_rotate=2 \n \
' '
## Enable Raspberrypi Camera V2 ## Enable Raspberry Pi Camera Module
Raspberry Pi does not have the unicam device ( Raspberry Pi Camera ) enabled by default. Raspberry Pi does not have the unicam device ( Raspberry Pi Camera ) enabled by default.
Because this unicam device ( bcm2835-unicam ) as of now is used by libcamera opensource. Because this unicam device ( bcm2835-unicam ) as of now is used by libcamera opensource.
So we have to explicitly set in local.conf. So we have to explicitly enable it in local.conf.
RASPBERRYPI_CAMERA_V2 = "1" RASPBERRYPI_CAMERA_V2 = "1"
This will add the device tree overlays imx219 ( RaspberryPi Camera sensor V2 driver ) to config.txt. This will add the device tree overlay imx219 ( Raspberry Pi Camera Module V2 sensor driver
Also, this will enable adding Contiguous Memory Allocation value in the cmdline.txt. ) to config.txt. Also, this will enable adding Contiguous Memory Allocation value in the
cmdline.txt.
Ref.: Similarly, the Raspberry Pi Camera Module v3 also has to be explicitly enabled in local.conf.
* <https://github.com/raspberrypi/documentation/blob/master/linux/software/libcamera/README.md>
RASPBERRYPI_CAMERA_V3 = "1"
This will add the device tree overlay imx708 ( Raspberry Pi Camera Module V3 sensor driver )
to config.txt.
See:
* <https://www.raspberrypi.com/documentation/computers/camera_software.html>
* <https://www.raspberrypi.org/blog/an-open-source-camera-stack-for-raspberry-pi-using-libcamera/> * <https://www.raspberrypi.org/blog/an-open-source-camera-stack-for-raspberry-pi-using-libcamera/>
## WM8960 soundcard support ## WM8960 soundcard support