[nrf fromlist] modules: openthread: Add of Kconfigs to change child timeouts

Introduced few Kconfigs that allow to change default values
of MLE child timeout and child supervision timeouts.

Signed-off-by: Kamil Kasperczyk <[email protected]>

Author: kkasperczyk-no

modules/openthread/Kconfig.thread

@@ -210,3 +210,24 @@ config OPENTHREAD_STORE_FRAME_COUNTER_AHEAD
 	default 100000
 	help
 	  Openthread value ahead of the current frame counter for persistent storage.
+
+config OPENTHREAD_CHILD_SUPERVISION_CHECK_TIMEOUT
+	int "Openthread child supervision check timeout in seconds"
+	default 190
+	help
+	  The supervision check timeout interval in seconds used by a device in child state.
+	  Set to zero to disable the supervision check process on the child.
+
+config OPENTHREAD_CHILD_SUPERVISION_INTERVAL
+	int "Openthread child supervision interval in seconds"
+	default 129
+	help
+	  The supervision interval used by a parent device to send a supervision message
+	  to the child, if there is no transmission to the child within this interval.
+	  Set to zero to disable the supervision check process on the child.
+
+config OPENTHREAD_MLE_CHILD_TIMEOUT
+	int "Openthread MLE child timeout in seconds"
+	default 240
+	help
+	  The value of MLE child timeout in seconds.

modules/openthread/platform/openthread-core-zephyr-config.h

@@ -468,4 +468,35 @@
 #define OPENTHREAD_CONFIG_STORE_FRAME_COUNTER_AHEAD CONFIG_OPENTHREAD_STORE_FRAME_COUNTER_AHEAD
 #endif
 
+/**
+ * @def OPENTHREAD_CONFIG_CHILD_SUPERVISION_CHECK_TIMEOUT
+ *
+ * The value of the child supervision check timeout in seconds.
+ *
+ */
+#ifdef CONFIG_OPENTHREAD_CHILD_SUPERVISION_CHECK_TIMEOUT
+#define OPENTHREAD_CONFIG_CHILD_SUPERVISION_CHECK_TIMEOUT                                          \
+	CONFIG_OPENTHREAD_CHILD_SUPERVISION_CHECK_TIMEOUT
+#endif
+
+/**
+ * @def OPENTHREAD_CONFIG_CHILD_SUPERVISION_INTERVAL
+ *
+ * The value of the child supervision interval in seconds.
+ *
+ */
+#ifdef CONFIG_OPENTHREAD_CHILD_SUPERVISION_INTERVAL
+#define OPENTHREAD_CONFIG_CHILD_SUPERVISION_INTERVAL CONFIG_OPENTHREAD_CHILD_SUPERVISION_INTERVAL
+#endif
+
+/**
+ * @def OPENTHREAD_CONFIG_MLE_CHILD_TIMEOUT_DEFAULT
+ *
+ * The value of the MLE child timeout in seconds.
+ *
+ */
+#ifdef CONFIG_OPENTHREAD_MLE_CHILD_TIMEOUT
+#define OPENTHREAD_CONFIG_MLE_CHILD_TIMEOUT_DEFAULT CONFIG_OPENTHREAD_MLE_CHILD_TIMEOUT
+#endif
+
 #endif  /* OPENTHREAD_CORE_ZEPHYR_CONFIG_H_ */