Am Montag, den 07.04.2014, 12:05 +0200 schrieb Philipp Zabel:
> 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.
Tested on imx6q-phytec-pbab01 with LVDS panel and DVI monitor.
> > 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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