| RTC Reboot Mode Configuration |
| - compatible: must be "reboot-mode-rtc". |
| - rtc: reference to the rtc device used. |
| - reg: start register and the number of bytes used. Maximum 4 bytes supported. |
| - modes: list of properties that define the modes and associated unique ids. |
| - u-boot,env-variable: used to save the reboot mode (default: reboot-mode). |
| - big-endian: if the magic value is stored in big-endian. (default: false). |
| compatible = "reboot-mode-rtc"; |
| u-boot,env-variable = "bootstatus"; |
| modes-test = <0x21969147>; |
| modes-download = <0x51939147>; |