[meta-freescale] [meta-fsl-arm][PATCH] linux-imx (3.0.35): Add Boundary Devices changes for imx6qsabrelite
otavio at ossystems.com.br
Fri Nov 30 04:44:26 PST 2012
On Fri, Nov 30, 2012 at 10:16 AM, Gary Thomas <samoht.yrag at gmail.com> wrote:
> On 2012-11-29 08:48, Otavio Salvador wrote:
>> We import the changes done in Bondary Devices tree and the defconfig
>> file provided by them.
>> Change-Id: I63e2d7560735586581fd13d5df60b**3d5e90d73a3
>> Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
> This does make my touch screen work, thanks. My camera module (OV5640
> based) does
> not work though, but I've not researched it much yet.
> A couple of comments:
> * Could you put the changes under mx6q instead of imx6qsabrelite, much
> like the other
> files/changes that are present? I ask because I have a derivative
> platform which has
> a different name (just sabrelite - I got tired of mistyping
> imx6qsabrelite) and the
> patch was not applied until I moved it about.
It cannot; we need to apply it to the specific machine only and not
all mx6q machines.
> * More changes are necessary to make this useful for the target "out of
> the box", in particular:
> - U-Boot needs to pass additional command line parameters to make the
> LCD panel work properly
It is better to document it ... I am not sure if we ought to default to
enable it or not for sabrelite. What do you think?
> - I use the micro-SD slot as does the BoundaryDevices setup, but U-Boot
> only wants to boot
> from the full size SD card
We can change it; if you can, please send the patch for us and we apply it
on U-Boot branch (
> - The touch screen needs some additional files/tuning for X to work
> correctly (the X axis
> is backwards, etc)
If it uses evdev, we might try the newer xinput-callibrator that Mario (a
coworker) has send to meta-oe mailing list.
> - I'll investigate the camera soon (not top on my list yet)
> - The recent changes, in particular xf86-video-imxfb-vivante, do not
> build under Yocto/master
> which has moved to Xorg server version 1.13.
We're still working for danny so not yet in master; please stay in danny as
this is the platform we're using for daily work for now.
> - Why is GCC not tuned for the Cortex-A9 (currently armv7a is used)? I
> rebuilt using
> DEFAULTTUNE = "cortexa9hf-neon"
> which works fine and is more in line with other Cortex-A9 platforms,
> e.g. PandaBoard.
hardfloat can be a problem for ABI in some applications.
> I'll see about proposing patches for all of these soon
Very good; please do.
But before looking at patches it is better for us to settle in what ought
to be done for defaults...
Otavio Salvador O.S. Systems
E-mail: otavio at ossystems.com.br http://www.ossystems.com.br
Mobile: +55 53 9981-7854 http://projetos.ossystems.com.br
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