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Date:      Wed, 27 Nov 2019 12:20:58 -0800
From:      Oleksandr Tymoshenko <gonzo@bluezbox.com>
To:        Nick Kostirya <nikolay.kostirya@i11.co>
Cc:        freebsd-arm@freebsd.org
Subject:   Re: Does Camera Module with OV5640 Chip worked on ARM FreeBSD 12.1
Message-ID:  <20191127202058.GA91514@bluezbox.com>
In-Reply-To: <20191126101301.5cb6c6df@thinkpad>
References:  <20191126101301.5cb6c6df@thinkpad>

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Nick Kostirya via freebsd-arm (freebsd-arm@freebsd.org) wrote:
> Hello.
> 
> Could you tell me, please?
> Does Camera Module with OV5640 Chip work on ARM FreeBSD 12.1?
> It's DVP interface camera, not USB.
> If so, what is needed for this?
> 
> https://www.friendlyarm.com/index.php?route=product/product&path=78&product_id=155

I don't think we have required drivers for this. Several things
are required to make it work:
    - Driver for the OV5640 chip, ususally it's controlled over I2C
    - Driver for the SoC block that handles actual pixel data path. For
      this product it's DVP, the other common interface is MIPI/CSI. This
      driver needs to be visible to userland as V4L2 device
      (/dev/videoN). It also needs to have some glue code to talk to the OV5640
      (or any other sensor) driver to control the sensor parameters.
    
As far as I know FreeBSD doesn't have support for neither of these things at
the moment.

-- 
gonzo



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