If present (and SPL is controlled by the device-tree), this allows
to override the CONFIG_SYS_SPI_U_BOOT_OFFS setting using a value
from the device-tree.
+
+sysreset-gpio
+ If present (and supported by the specific board), indicates a
+ GPIO that can be set to trigger a system reset. It is assumed
+ that such a system reset will effect a complete platform reset,
+ being roughly equivalent to a power-on reset.