Hi,

the input framework depends on a working power driver.
without an enabled android power driver, the framework will not
handle the input-events correctly and constantly report x=0,y=0 as
the location of the touch event.

so either enable the android power driver in the kernel, or dig yourself
into the android input framework. (com.android.server.KeyInputQueue
is the place to start)

cheers
Patrick

AJAY wrote:
> Hi Vishal,
>
> I too am facing the same issue with Touchscreen.On  touching the
> touchcreen at any location the  top time & date bar slides.
>
> How did you resolve this issue ?
>
> Thanks
> Ajay
>
>   
>> down and goes back
>>     
>
> On Jan 15, 1:31 pm, "vishal bhoj" <[email protected]> wrote:
>   
>> hi,
>>
>> TOuch screen is not working for me on omapzoom. when i run pointer location
>> i don get any values there. when i touch only the top time & date bar slides
>> down and goes back. what has to be changed to get touch screen working in
>> android on omap3evm
>>
>>
>>
>>
>>
>> On Tue, Jan 13, 2009 at 8:37 AM, Kai Wei <[email protected]> wrote:
>>
>>     
>>> Hi,
>>> How can I get calibration with android? The value returned by driver
>>> seemed too big to be used directly.
>>>       
>>> On Dec 5 2008, 3:30 am, Maxime Petazzoni <[email protected]>
>>> wrote:
>>>       
>>>> Hi,
>>>>         
>>>> You need to invert the READ_X and READ_Y calls in drivers/input/
>>>> touchscreen/ads7846.c for the ts->read_x and ts->read_y values. This
>>>> is a well known OmapZoom issue with Android.
>>>>         
>>>> - Maxime
>>>>         
>>>> On Dec 4, 8:42 am, Manav Gautama <[email protected]> wrote:
>>>>         
>>>>> Dear droidans,
>>>>>                    I have aads7846chip and the tslib working fine on a
>>>>> 2.6.27 kernel ported to my 2430 based board, with Xorg and tslib have
>>>>> got it to give fine calibration and behaviour. On using android i am
>>>>> getting inverted touch with reference being the X axis. Any tips on
>>>>>           
>>>  how
>>>       
>>>>> to get it calibrated on android ?
>>>>>           
>>>>> Warm regards,
>>>>> Manav
>>>>>           
>>>>> bandwidthcrunch  at gmail dot com
>>>>>           
>>>>> www.bandwidthcrunch.com
>>>>>           
>> --
>> with regards vishal- Hide quoted text -
>>
>> - Show quoted text -
>>     
> >
>   


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