boards: wbz451_curiosity: Update dts and config IEEE802.15.4 support

Add required IEEE 802.15.4 support in defconfig and dts file

Signed-off-by: Amaranadhreddy Maddireddy <[email protected]>

Author: amarnadh-microchip

boards/microchip/wbz/wbz451_curiosity/Kconfig.defconfig

@@ -11,5 +11,11 @@ config MAIN_STACK_SIZE
 
 config IDLE_STACK_SIZE
 	default 512
+endif
 
-endif # BT
+if IEEE802154
+config FPU
+	default y
+config MAIN_STACK_SIZE
+	default 4096
+endif # IEEE802154

boards/microchip/wbz/wbz451_curiosity/wbz451_curiosity.dts

@@ -22,6 +22,7 @@
 		zephyr,code-partition = &code_partition;
 		zephyr,bt-hci = &bt_hci_microchip;
 		zephyr,bt-c2h-uart = &sercom0;
+		zephyr,ieee802154 = &ieee802154;
 	};
 
 	leds {
@@ -149,6 +150,10 @@
 	status = "okay";
 };
 
+&ieee802154 {
+	status = "okay";
+};
+
 &trng {
 	status = "okay";
 };

boards/microchip/wbz/wbz451_curiosity/wbz451_curiosity.yaml

@@ -23,4 +23,6 @@ supported:
   - spi
   - trng
   - uart
+  - ieee802154
+  - netif:openthread
 vendor: microchip