#12391 NORM 4-firmw: non-touchscreen SKU support

[Zarro Boogs per Child]

#12391: non-touchscreen SKU support
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 Reporter:  Quozl                |                 Owner:  Quozl               
     Type:  enhancement          |                Status:  new                 
 Priority:  normal               |             Milestone:  4-firmware          
Component:  ofw - open firmware  |               Version:  Development firmware
 Keywords:                       |           Next_action:  design              
 Verified:  0                    |   Deployment_affected:                      
Blockedby:                       |              Blocking:                      
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 The TOUCH_HD# pin is to be:
  * pulled high on a touchscreen SKU (as already occurs),
  * pulled low on a non-touchscreen SKU.

 When low, opening the touchscreen device shall fail with ''no touchscreen
 expected''.

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Ticket URL: <http://dev.laptop.org/ticket/12391>
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