new kernel ... / meaning of stable-tracking

andrzej zaborowski balrogg at gmail.com
Mon Sep 29 20:01:22 CEST 2008


2008/9/29 Andy Green <andy at openmoko.com>:
> Somebody in the thread at some point said:
> | On a different note does someone know if gta01 had any stronger
> | mechanism than what we have now?  I seem to recall that my gta01 would
> | *always* power down if I pressed one of the two buttons and no driver
> | was there to react to the button presses, i.e. something like a
> | hardware hang check - I may be wrong but I thought it was something
> | clever in the PCF50606 that would power down the whole device whenever
> | an interrupt remained un-ACKed for longer than 5s or so.  It worked
> | independently of whether the kernel finished booting or panicked.
>
> I looked this up, there is an 8 second "timeout" option in pcf50633 tied
> to the On Key button: you could enable it in if you hold the button for
> | 1s, then it has 8 seconds to service the interrupt or it will go to
> standby mode in hardware.
>
> But, this is not settable by i2c but only set by variant.  And on our
> variant it doesn't do that but just has it waking the device on press.

Oooh, I don't suppose the PMU variant for gta03 is under discussion anymore?

Cheers



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