andy at openmoko.com
Wed Aug 20 11:53:23 CEST 2008
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Somebody in the thread at some point said:
| Andy Green wrote:
|> When IO_3V3 goes down it goes down... the pcf50633 has special
|> arrangement to bring down "off" regulators to 0V.
| Yet, in the past, we observed problems with power sneaking through
| GPIOs from the permanently powered part of the system into the one
| turned off. We're doing much better when it comes to sneak current
| paths these days, but I wouldn't be overly confident that there
| can't be surprises.
We're talking about OFF state, not suspend. The only thing outside of
PMU led leakage is power coming back from PA down input lines or AC
coupled RF input... you expect this?
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