#11148 NORM 1.75-ha: 1.75 B1 touchscreen has a "dead zone" at the top

Zarro Boogs per Child bugtracker at laptop.org
Mon Mar 26 11:42:13 EDT 2012

#11148: 1.75 B1 touchscreen has a "dead zone" at the top
           Reporter:  cjb        |       Owner:  wad          
               Type:  defect     |      Status:  closed       
           Priority:  normal     |   Milestone:  1.75-hardware
          Component:  hardware   |     Version:  not specified
         Resolution:  fixed      |    Keywords:               
        Next_action:  never set  |    Verified:  0            
Deployment_affected:             |   Blockedby:               
           Blocking:             |  
Changes (by pgf):

  * status:  new => closed
  * resolution:  => fixed


 calibration of the touchscreen fixes this.

 from linux, in os31 and later:
 echo 1 > /sys/devices/platform/pxa2xx-i2c.3/i2c-3/3-0030/calibrate
 and keep your hands away from the touchscreen for at least two seconds.

 this can also be done from OFW, but i don't have the command name handy.

Ticket URL: <http://dev.laptop.org/ticket/11148#comment:4>
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