What: /sys/devices/platform/.../power_on_reason
Date: June 2023
KernelVersion: 6.5
Contact: Kamel Bouhara <[email protected]>
Description: Shows system power on reason. The following strings/reasons can
be read (the list can be extended):
"regular power-up", "RTC wakeup", "watchdog timeout",
"software reset", "reset button action", "CPU clock failure",
"crystal oscillator failure", "brown-out reset",
"unknown reason".
The file is read only.