[PATCH] fix GPS resume if powered on previously

[Andy Green]

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Somebody in the thread at some point said:
| On Thu, 2009-01-22 at 17:07 +0000, Andy Green wrote:
|> Somebody in the thread at some point said:
|> | Also we could use "FixNOW", which is a mode in which the GPS wakes up
|> | now and then and tries to get a fix. If successful, it could then wake
|> | the host (if it is possible to configure the GPS-UART as a wakeup
|> | source)
|>
|> Vladimir's patch is in andy-tracking since last night FWIW, although I
|> wasn't able to update the public git until thismorning.
|
| Is it possible to use GPS as a wakeup source?

I don't believe so.  There is a signal EXTINT0 comes out of the GPS
unit, but it doesn't go into one of the wake-capable pins on this EINT
bus, it ends up on GPB8.

I don't think we can wake from suspend off serial traffic either.

- -Andy


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