About PSM wakeup source

[jyijyi]

BTW, I also suggest you to try ULPM mode first:

MangOH Yellow power optimization

Hi Paul, One big way to reduce power is to put the HSIC interface into suspend mode. This can drop power by 60 ma. –> echo 0 > /sys/bus/usb/devices/usb1/authorized Also make sure wakelock is set in case USB cable is removed: –> echo NO_SLEEP > /sys/power/wake_lock Also, if you are ready to take a soldering iron, you can get some more improvements: a. Add R306 (0R), and check that EXT_GPS_LNA_EN signal is set 0. Should be 4ma saving b. Savings over LEDs: –> echo ‘AT!LEDTEST=0,1;!LEDTEST=…