On Wed, Jan 3, 2018 at 5:34 PM,  <bigguin...@gmail.com> wrote:
> Hello all,
>
> The TI touch screen driver does not work _right_ with the libts-bin package
> in the jessie image.
>
> $ cat /etc/dogtag
> BeagleBoard.org Debian Image 2018-01-01
>
> $ lsb_release -a
> No LSB modules are available.
> Distributor ID: Debian
> Description:    Debian GNU/Linux 8.10 (jessie)
> Release:        8.10
> Codename:       jessie
>
> $ dpkg -l | grep  libts-bin
> ii  libts-bin                             1.14-1rcnee0~jessie+20171122
> armhf        touch screen library utilities
>
> $ sudo ts_calibrate
> ts_setup: No such file or directory
>
> It is possible to make it work by setting the TSLIB_TSDEVICE environment
> variable:
>
> $ sudo su
> # export TSLIB_TSDEVICE=/dev/input/event2
> # ts_calibrate
>
> But, that's a bit of a pain since the environment variable always needs to
> be set in order to use the touchscreen.
>
> It appears that this version of the utilities uses the INPUT_PROP_DIRECT
> propbit to automatically detect which /dev/input/event device is the
> touchscreen.
>
> It looks like the following is the only change needed to make it work.
>
> Unfortunately, I don't have currently have a way to build a custom kernel
> for the BeagleBone in order to test it. If there is anyone that could I
> would
> appreciate it.


Give this a test:

wget http://rcn-ee.online/builds/linux-image-4.4.91-ti-r141.1_1cross_armhf.deb

sudo dpkg -i linux-image-4.4.91-ti-r141.1_1cross_armhf.deb

src:
https://github.com/RobertCNelson/ti-linux-kernel-dev/commit/39cf0016bff73697ee59783e5747b49f128fea5b

Regards,

-- 
Robert Nelson
https://rcn-ee.com/

-- 
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