| What: /sys/devices/platform/.../power_on_reason | |
| Date: June 2023 | |
| KernelVersion: 6.5 | |
| Contact: Kamel Bouhara <kamel.bouhara@bootlin.com> | |
| 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. |