Uwe Klein wiederling at googlemail.com
Wed Aug 20 13:10:58 CEST 2008

On 8/20/08, Werner Almesberger <werner at openmoko.org> wrote:

>  That's why try to control as many signals to subsystems that are
>  active in PMU.STANDBY as possible from PMU GPIOs. And yes, it would
>  be great to have more GPIOs that are guaraneteed to have a defined
>  state in PMU.STANDBY for things like MODEM_RST and MODEM_ON as well.

You need stringent sequencing for IOs and Powerswitching.
And that must sit hierarchically above any other driver code.

The thing i noticed with my FreeRunner is that it has a tendency
to get "foottangled". ( But I haven't had much time to get better
aqainted yet )


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