USB

Zynq UltraScale plus MPSoC Power Management

Release Date
2022-07-26
$ echo 0 > /sys/module/printk/parameters/console_suspend (optional)
$ echo enabled > /sys/devices/platform/axi/ff000000.serial/tty/ttyPS0/power/wakeup  (optional, this is UART wakeup source)
#Note: For version before 2022.1:
#$ echo enabled > /sys/devices/platform/amba/ff000000.serial/tty/ttyPS0/power/wakeup
$ echo enabled > /sys/bus/usb/devices/usb1/power/wakeup (set USB as wakeup source)
 
/* Based on the device connected the below needs to be done */
$ echo enabled  > /sys/bus/usb/devices/usb1/1-1/power/wakeup
 
Suspend Linux:
$ echo mem > /sys/power/state