Programmatically powering-down and powering-up the Duo Linux core

[Cryolitia]

Duo256m - wakeup from deep sleep

Hi, all In my setup, Duo256m is powered from a battery and sleeps most of the time (via linux system sleep) to save energy, then wakeups from PIR sensor signal. The sensor pin is configured as a wakeup source in the device tree. The wakeup part works perfectly well when using s2idle sleep state, as it is fully handled by os, but fails with s2ram. Could you please suggest possible options to implement the wakeup from the deep sleep? According to the datasheet (ch 6.4.6.), the RTC subsys…