[PATCH] motion-sensors-irq-spi.patch

Arnaud Patard (Rtp) arnaud.patard at rtp-net.org
Mon Jan 28 18:33:21 CET 2008


Andy Green <andy at openmoko.com> writes:

> Somebody in the thread at some point said:
>
>>> ''The wakeup from SLEEP mode can be issued by the EINT[15:0] or by
>>> RTC alarm interrupt.''
>> 
>> Please tell me if I'm wrong but iirc the neo are using the RTC from the
>> pcf50606 and not the one from the 2410 or 2442 chip. So you won't get
>> this RTC alarm interrupt.
>
> Well point taken, but the PCF50633 interrupt in the GTA02 case at least
> is itself an EINT driver.  I looked in the PMU datasheet and you can
> trigger the device interrupt from its RTC alarm.  So no problem that we
> use an RTC from another chip: we can still sleep properly and wake at a
> given time.

Great :)

>
>> Also, iirc, the wake-up from GSM needs a gsm firmware update. Don't
>> forget this before saying you can use it :)
>
> Dunno anything about this. 

See http://lists.openmoko.org/pipermail/openmoko-kernel/2007-July/000200.html

> But for GTA02, we can reasonably assume they have current firmware.

And what about gta01 ? :)

Arnaud




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