[linux-sunxi] [PATCH v6 0/5] drm: sun8i: Add DE2 HDMI video support

[Jean-Francois Moine]

On Mon, 21 Nov 2016 01:54:53 +0100
Ondřej Jirman <megous at megous.com> wrote:

> Dne 20.11.2016 v 12:32 Jean-Francois Moine napsal(a):
> > This patchset series adds HDMI video support to the Allwinner
> > sun8i SoCs which include the display engine 2 (DE2).
> > The driver contains the code for the A83T and H3, but it could be
> > used/extended for other SoCs as the A64, H2 and H5.
> 
> Hi,
> 
> I'm trying to test your patches on Orange Pi PC, and I've run into a few
> issues: (I'm using sunxi-ng with the same patches as last time, to make
> it work with your driver)
> 
> 1] I just get pink output on the monitor - there's some signal, but it's
> pink (or more like magenta).
> 
> dmesg ouput indicates no error:
> 
> [    1.887823] [drm] Initialized
> [    1.888503] sun8i-de2 1000000.de-controller: bound
> 1c0c000.lcd-controller (ops 0xc0a63894)
> [    2.057298] sun8i-de2 1000000.de-controller: bound 1ee0000.hdmi (ops
> 0xc0a63b54)
> [    2.057304] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> [    2.057307] [drm] No driver support for vblank timestamp query.
> [    2.690862] Console: switching to colour frame buffer device 240x67
> [    2.723059] sun8i-de2 1000000.de-controller: fb0:  frame buffer device
	[snip]

My H3 boards work correctly, except the Orange PI 2 when it cannot read
the EDID (but it is OK after reboot).

Did you check if the EDID was correctly read?
Which resolution do you expect?

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Jef		|		http://moinejf.free.fr/