openthread/cc2538_rf: add support for CC2538 radios

examples/openthread/Makefile

@@ -4,7 +4,22 @@ APPLICATION = openthread
 BOARD ?= samr21-xpro
 
 # These are the boards that OpenThread stack has been tested on
-BOARD_WHITELIST := samr21-xpro iotlab-m3 fox iotlab-a8-m3 frdm-kw41z openlabs-kw41z-mini-256kib openlabs-kw41z-mini phynode-kw41z usb-kw41z
+BOARD_WHITELIST := \
+                    samr21-xpro \
+                    iotlab-m3 \
+                    fox \
+                    iotlab-a8-m3 \
+                    frdm-kw41z \
+                    openlabs-kw41z-mini-256kib \
+                    openlabs-kw41z-mini \
+                    phynode-kw41z \
+                    usb-kw41z \
+                    cc2538dk \
+                    remote-reva \
+                    remote-revb \
+                    omote \
+                    openmote-cc2538 \
+                    #
 
 # This has to be the absolute path to the RIOT base directory:
 RIOTBASE ?= $(CURDIR)/../..

pkg/openthread/Makefile.dep

@@ -4,4 +4,9 @@ USEMODULE += openthread_contrib_netdev
 USEMODULE += l2util
 USEMODULE += xtimer
 USEMODULE += event
+
+ifneq (,$(filter cc2538_rf,$(USEMODULE)))
+  USEMODULE += netdev_ieee802154_submac
+endif
+
 FEATURES_REQUIRED += cpp

pkg/openthread/contrib/openthread.c

@@ -34,6 +34,10 @@
 #include "kw41zrf.h"
 #endif
 
+#ifdef MODULE_CC2538_RF
+#include "cc2538_rf.h"
+#endif
+
 #define ENABLE_DEBUG (0)
 #include "debug.h"
 
@@ -45,6 +49,10 @@
 #define OPENTHREAD_NETIF_NUMOF        (1U)
 #endif
 
+#ifdef MODULE_CC2538_RF
+static cc2538_rf_t cc2538_rf_dev;
+#endif
+
 #ifdef MODULE_AT86RF2XX
 static at86rf2xx_t at86rf2xx_dev;
 #endif
@@ -71,6 +79,10 @@ void openthread_bootstrap(void)
     kw41zrf_setup(&kw41z_dev);
     netdev_t *netdev = (netdev_t *) &kw41z_dev;
 #endif
+#ifdef MODULE_CC2538_RF
+    cc2538_setup(&cc2538_rf_dev);
+    netdev_t *netdev = (netdev_t*) &cc2538_rf_dev;
+#endif
 
     openthread_radio_init(netdev, tx_buf, rx_buf);
     openthread_netdev_init(ot_thread_stack, sizeof(ot_thread_stack), THREAD_PRIORITY_MAIN - 5, "openthread", netdev);