LCD backlight interface is thourgh leds, you may need to check leds interface and hook to it in the kernel space.
-girish On Thu, Feb 12, 2009 at 11:27 PM, Rajesh N <[email protected]> wrote: > Hi, > > I am working on i.MX31 freescale board, Android power management has some > serious issues! > > After 1min the LCD turn off and enters to SUSPEND mode where LCD is off but > backlight leds is glowing , If I leave system idle for more than 20 mins , > the LCD backlight led's turn off, after this any key is pressed, android > exits SUSPEND state and enters WAKEUP state which can be seen at console , > but LCD back light leds dont turn ON within this period but strangly it > gets turned ON only after 1 min when LCD again goes to SUSPEND mode! > subsequent pressing any button I get my screen back! > > Is this the problem with power management state transition mechanisum or it > is a buggy power management release in android linux-2.4.25 version release? > > If there is any pointers to this problem , I would appreciate it . > > > -- > Best Regards, > Rajesh N > > > > --~--~---------~--~----~------------~-------~--~----~ unsubscribe: [email protected] website: http://groups.google.com/group/android-porting -~----------~----~----~----~------~----~------~--~---
