[MinnowBoard] HDMI screens - error: no suitable video mode found.

[Julian Lunz]

On Wed, 6 May 2015 07:34:37 -0400
Bill Traynor <btraynor at gmail.com> wrote:

> I had this error earlier last week.  I swapped out the hdmi cable +
> micro hdmi adapter I was using for an HDMI cable with an actual
> micro-hdmi end and the problem went away.  I'm not sure if the error
> was caused by the adapter I was using or the hdmi cable, but
> regardless, the purchase of a new cable for $12 solved my problem.

True, that sounds like the last bit. 
I'm using a hdmi <-> micro-hdmi cable.
I'll swap that and let you know, unfortunately I have no other device
with micro-hdmi connector to test with.

> 
> On Wed, May 6, 2015 at 7:08 AM, Julian Lunz <git at jlunz.de> wrote:
> > Hi,
> >
> > I'm having trouble getting HDMI to work.
> > I tried my setup with three different monitors, but none of them
> > works.
> >
> > I have a Revision A2 board updated to latest Firmware:
> > MNW2MAX1.X64.0079.R01.1504081555
> >
> > I tried Debian 8 and Ubuntu 14.04, both show no output on display,
> > neither in UEFI nor after Linux has loaded.
> >
> > Before handing over to Linux, GRUB displays:
> >
> > error: no suitable video mode found.
> > Booting in blind mode
> >
> > I can observe the following in kernel message buffer:
> >
> > i915 0000:00:02.0: No connectors reported connected with modes
> > [drm] Cannot find any crtc or sizes - going 1024x768
> >
> > Please find attached the full boot log from shell to system.
> > (Added "console=tty1 console=ttyS0,115200n8" in GRUB)
> >
> > I'm aware of the known issue with missing level shifters mentioned
> > here: http://www.elinux.org/Minnowboard:MinnowMax#Monitors
> >
> > Is the only thing left to try a powered HDMI switch?
> >
> > Thanks for your input!
> >
> > --
> > Julian
> > _______________________________________________
> > elinux-MinnowBoard mailing list
> > elinux-MinnowBoard at lists.elinux.org
> > http://lists.elinux.org/mailman/listinfo/elinux-minnowboard
> >
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