Re: [PATCH v5 00/11] imx-drm dt bindings

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Hi Shawn,

Am Montag, den 07.04.2014, 12:23 +0800 schrieb Shawn Guo:
> On Tue, Mar 11, 2014 at 11:46:11AM +0800, Shawn Guo wrote:
> > I just came across a couple problems when testing the series on
> > my imx6dl-sabresd board in dual display case - HDMI + LVDS.  I tested it
> > using Russell's branch below, which I believe has all the pieces put
> > together.
> > 
> >   git://ftp.arm.linux.org.uk/~rmk/linux-arm.git imx-drm-staging
> > 
> > - When I enable HDMI and LVDS support in both kernel build and device
> >   tree, HDMI seems working fine but LVDS color is corrupted quite badly.
> 
> Philipp,
> 
> Did you get any chance to reproduce this dual display issue?  Now it
> shows on mainline kernel.

I have not yet reproduced, but I've sent a patch today ("imx-drm:
imx-drm-core: Fix imx_drm_encoder_get_mux_id") that might fix this.

> And I see another HDMI regression with my testing on mainline kernel.  I
> can have my HDMI work at 1920x1080 with v3.14 kernel, but it can only
> probes 1024x768 with the mainline today.  The Xorg.0.log are attached
> below.  The hardware and user space are same, so I guess this is another
> issue introduced by the recently kernel driver changes?

Hmm, not sure. Have you updated to the i2c-ddc-bus phandle property as
described in Documentation/devicetree/bindings/staging/imx-drm/hdmi.txt?

regards
Philipp

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