Using RTC for wake up

Sven Klomp sven at
Wed Jul 30 11:22:44 CEST 2008


some time ago I heard that the realtime clock can be used to wake up the CPU 
from supend:

However, I couldn't find an further information. How can I set PMU to wake up 
the CPU based on the clock? Is there any sysfs file? 


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