- the tslib support is not enabled by default and configure doesn't have any option
to active it, so add the option to the build system,
- patch tslib support to get the device from the environment variable
(patch taken from https://github.com/prabindh/qt-configs/blob/master/qt5_1.0_Feb13/tslib.patch
- provide variable to enable tslib support in a bbappend (disabled by default)
- tested on an i.MX5x target with qt 5.0.2
TODO : test with 5.0, 5.0.1 and _git
Signed-off-by: Eric Bénard <eric@eukrea.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
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