Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 20 Jul 2015 13:50:04 +0200
From:      =?UTF-8?Q?Mika=C3=ABl_Urankar?= <mikael.urankar@gmail.com>
To:        Oleksandr Tymoshenko <gonzo@bluezbox.com>
Cc:        "freebsd-arm@freebsd.org List" <freebsd-arm@freebsd.org>
Subject:   Re: WIP: IPU and HDMI drivers for i.MX6
Message-ID:  <CAJwjRmQFJn89UtLdzgJ28Ys9M-FbqOgVfVnFSJmRgtrVykfK%2Bw@mail.gmail.com>
In-Reply-To: <5569347D-EA8B-46C9-97D3-6BF7CC1952B8@bluezbox.com>
References:  <5569347D-EA8B-46C9-97D3-6BF7CC1952B8@bluezbox.com>

next in thread | previous in thread | raw e-mail | index | archive | help
2015-07-20 2:33 GMT+02:00 Oleksandr Tymoshenko <gonzo@bluezbox.com>:
> Hello,
>
>
>     Last few months I've been working on IPU(video controller)/HDMI
> support for i.MX6. This patch[1] is the first very limited
> milestone. It contains more or less complete IPU driver, DVI mode
> support for HDMI framer, and EDID handler. Missing part is pixel
> clock management so at the moment driver relies on U-Boot to set
> pixel clock for 1024x768@60 mode and it's the only supported mode
> for now.
>
> There seems to be several versions of DTS files for i.MX6 with
> very different structure for HDMI-related nodes. Patch works only
> with the version that is part of FreeBSD tree.
>
> Patch was tested on Hummingboard so any testing on other i.MX6
> devices is appreciated

Hi,

Great work, thank you!

I've tried on a cubox i4pro, the boot hangs after probing the video mode:
http://mikael.urankar.free.fr/FreeBSD/cubox_hdmi.txt

The boot also hangs if no hdmi/monitor are connected, last lines printed are:
VT: initialize with new VT driver "fb".
fb1: failed to parse EDID



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CAJwjRmQFJn89UtLdzgJ28Ys9M-FbqOgVfVnFSJmRgtrVykfK%2Bw>