watchdog: Link to the PARTITION EEPROM property

Describe how to remap partition numbers

Author: timg236

documentation/asciidoc/computers/config_txt/boot.adoc

@@ -231,10 +231,12 @@ Default: `0` (disabled)
 [[kernel_watchdog_partition]]
 ==== `kernel_watchdog_partition`
 
-If the kernel watchdog triggers (i.e., the OS fails to reset the watchdog within the timeout), this property specifies the partition number to boot from after the reset. This allows for automatic failover to a recovery or alternate partition.
+If the kernel watchdog triggers (i.e. the OS fails to reset the watchdog within the timeout), this property specifies the partition number to boot from after the reset. This allows for automatic failover to a recovery or alternate partition.
 
 You can use this in conjunction with the xref:config_txt.adoc#the-expression-filter[expression filter] to apply different settings or select a different boot flow when the watchdog triggers a reboot to a specific partition.
 
+See also the xref:raspberry-pi.adoc#PARTITION[PARTITION] property for more information about how to use high partition numbers to detect a watchdog trigger.
+
 Default: `0` (default partition)
 
 

documentation/asciidoc/computers/raspberry-pi/eeprom-bootloader.adoc

@@ -167,6 +167,8 @@ If not set, the bootloader will retry the default partition (0).
 
 You can use this in conjunction with the xref:config_txt.adoc#the-expression-filter[expression filter] to apply different settings or select a different boot flow when the watchdog triggers a reboot to a specific partition.
 
+See also the xref:raspberry-pi.adoc#PARTITION[PARTITION] property for more information about how to use high partition numbers to detect a watchdog trigger.
+
 Default: `0`
 
 [[MAX_RESTARTS]]