add ieee802154 and entropy mcux driver and necessary changes

boards/nxp/frdm_mcxw71/doc/index.rst

@@ -70,6 +70,10 @@ The ``frdm_mcxw71`` board target in Zephyr currently supports the following feat
 +-----------+------------+-------------------------------------+
 | LPADC     | on-chip    | adc                                 |
 +-----------+------------+-------------------------------------+
+| ELE       | on-chip    | entropy                             |
++-----------+------------+-------------------------------------+
+| PHY       | on-chip    | ieee802154                          |
++-----------+------------+-------------------------------------+
 
 Fetch Binary Blobs
 ******************
@@ -130,8 +134,26 @@ Connect a USB cable from your PC to J10, and use the serial terminal of your cho
 - Parity: None
 - Stop bits: 1
 
-Flashing
-========
+Application Building
+====================
+
+Openthread applications
+-----------------------
+
+.. zephyr-app-commands::
+   :zephyr-app: samples/net/sockets/echo_server
+   :board: frdm_mcxw71
+   :goals: build
+   :west-args: -- -DEXTRA_CONF_FILE=overlay-ot.conf
+
+.. zephyr-app-commands::
+   :zephyr-app: samples/net/sockets/echo_client
+   :board: frdm_mcxw71
+   :goals: build
+   :west-args: -- -DEXTRA_CONF_FILE=overlay-ot.conf
+
+Application Flashing
+====================
 
 Here is an example for the :zephyr:code-sample:`hello_world` application.
 
@@ -166,15 +188,17 @@ should see the following message in the terminal:
    *** Booting Zephyr OS build v3.7.0-xxx-xxxx ***
    Hello World! frdm_mcxw71/mcxw716c
 
-Bluetooth
-=========
+NBU Flashing
+============
 
 BLE functionality requires to fetch binary blobs, so make sure to follow
 the ``Fetch Binary Blobs`` section first.
 
 Two images must be written to the board: one for the host (CM33) and one for the NBU (CM3).
-- To flash the application (CM33) refer to the ``Flashing`` section above.
-- To flash the NBU, follow the instructions below:
+
+- To flash the application (CM33) refer to the ``Application Flashing`` section above.
+
+- To flash the ``NBU Flashing``, follow the instructions below:
 
    * Install ``blhost`` from NXP's website. This is the tool that will allow you to flash the NBU.
    * Enter ISP mode. To boot the MCU in ISP mode, follow these steps:
@@ -184,17 +208,39 @@ Two images must be written to the board: one for the host (CM33) and one for the
       - Reconnect any external power supply, if needed.
    * Use the following command to flash NBU file:
 
-.. code-block:: console
+.. tabs::
+
+   .. group-tab:: BLE NBU - Windows
+
+      .. code-block:: console
+         :caption: Flash BLE only NBU on Windows
+
+         blhost.exe -p COMxx -- receive-sb-file mcxw71_nbu_ble.sb3
+
+   .. group-tab:: BLE NBU - Linux
+
+      .. code-block:: console
+         :caption: Flash BLE only NBU on Linux
+
+         ./blhost -p /dev/ttyxx -- receive-sb-file mcxw71_nbu_ble.sb3
+
+   .. group-tab:: DYN NBU - Windows
+
+      .. code-block:: console
+         :caption: Flash Dynamic NBU (BLE + 15.4) on Windows
+
+         blhost.exe -p COMxx -- receive-sb-file mcxw71_nbu_ble_15_4_dyn.sb3
+
+   .. group-tab:: DYN NBU - Linux
 
-   # On Windows
-   blhost.exe -p COMxx -- receive-sb-file mcxw71_nbu_ble.sb3
+      .. code-block:: console
+         :caption: Flash Dynamic NBU (BLE + 15.4) on Linux
 
-   # On Linux
-   ./blhost -p /dev/ttyxx -- receive-sb-file mcxw71_nbu_ble.sb3
+         ./blhost -p /dev/ttyxx -- receive-sb-file mcxw71_nbu_ble_15_4_dyn.sb3
 
 Please consider changing ``COMxx`` on Windows or ``ttyxx`` on Linux to the serial port used by your board.
 
-The NBU file can be found in : ``<zephyr workspace>/modules/hal/nxp/zephyr/blobs/mcxw71/mcxw71_nbu_ble.sb3``
+The NBU files can be found in : ``<zephyr workspace>/modules/hal/nxp/zephyr/blobs/mcxw71/`` folder.
 
 For more details:
 

drivers/entropy/CMakeLists.txt

@@ -11,6 +11,7 @@ zephyr_library_sources_ifdef(CONFIG_ENTROPY_MCUX_RNG           entropy_mcux_rng.
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_MCUX_RNGA          entropy_mcux_rnga.c)
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_MCUX_TRNG          entropy_mcux_trng.c)
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_MCUX_CAAM          entropy_mcux_caam.c)
+zephyr_library_sources_ifdef(CONFIG_ENTROPY_NXP_ELE_TRNG       entropy_nxp_ele.c)
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_NRF5_RNG           entropy_nrf5.c)
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_NRF_CRACEN_CTR_DRBG entropy_nrf_cracen.c)
 zephyr_library_sources_ifdef(CONFIG_ENTROPY_SAM_RNG            entropy_sam.c)

drivers/entropy/Kconfig

@@ -23,6 +23,7 @@ config ENTROPY_INIT_PRIORITY
 source "drivers/entropy/Kconfig.b91"
 source "drivers/entropy/Kconfig.cc13xx_cc26xx"
 source "drivers/entropy/Kconfig.mcux"
+source "drivers/entropy/Kconfig.nxp"
 source "drivers/entropy/Kconfig.stm32"
 source "drivers/entropy/Kconfig.esp32"
 source "drivers/entropy/Kconfig.nrf5"

drivers/entropy/Kconfig.nxp

@@ -0,0 +1,12 @@
+# NXP ELE entropy configuration options
+
+# Copyright 2025 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+config ENTROPY_NXP_ELE_TRNG
+	bool "NXP ELE TRNG driver"
+	default y
+	depends on DT_HAS_NXP_ELE_TRNG_ENABLED
+	select ENTROPY_HAS_DRIVER
+	help
+	  This option enables the ELE true random number generator (TRNG)

drivers/entropy/entropy_nxp_ele.c

@@ -0,0 +1,71 @@
+/* entropy_nxp_ele.c - NXP ELE entropy driver */
+
+/*
+ * Copyright 2025 NXP
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#define DT_DRV_COMPAT nxp_ele_trng
+
+#include <zephyr/logging/log.h>
+#include <zephyr/drivers/entropy.h>
+#include <zephyr/kernel.h>
+#include <zephyr/sys/atomic.h>
+#include <zephyr/sys/util.h>
+#include <soc.h>
+
+#include "sss_crypto.h"
+
+struct entropy_ele_data_str {
+	struct k_sem sem_lock;
+};
+
+static struct entropy_ele_data_str entropy_ele_data;
+
+static int entropy_ele_get_entropy(const struct device *dev, uint8_t *buf, uint16_t len)
+{
+	sss_sscp_rng_t ctx;
+	int result = -EIO;
+
+	__ASSERT_NO_MSG(buf != NULL);
+	__ASSERT_NO_MSG(&entropy_ele_data == dev->data);
+
+	k_sem_take(&entropy_ele_data.sem_lock, K_FOREVER);
+
+	if (CRYPTO_InitHardware() != kStatus_Success) {
+		goto exit;
+	}
+
+	if (sss_sscp_rng_context_init(&g_sssSession, &ctx, 0u) != kStatus_SSS_Success) {
+		goto exit;
+	}
+
+	if (sss_sscp_rng_get_random(&ctx, buf, len) != kStatus_SSS_Success) {
+		goto exit;
+	}
+
+	if (sss_sscp_rng_free(&ctx) != kStatus_SSS_Success) {
+		goto exit;
+	}
+
+	result = 0;
+
+exit:
+	k_sem_give(&entropy_ele_data.sem_lock);
+	return result;
+}
+
+static int entropy_ele_init(const struct device *dev)
+{
+	__ASSERT_NO_MSG(&entropy_ele_data == dev->data);
+
+	k_sem_init(&entropy_ele_data.sem_lock, 1, 1);
+
+	return 0;
+}
+
+static DEVICE_API(entropy, entropy_ele_api_funcs) = {.get_entropy = entropy_ele_get_entropy};
+
+DEVICE_DT_INST_DEFINE(0, entropy_ele_init, NULL, &entropy_ele_data, NULL, PRE_KERNEL_1,
+		      CONFIG_ENTROPY_INIT_PRIORITY, &entropy_ele_api_funcs);

drivers/ieee802154/CMakeLists.txt

@@ -15,6 +15,7 @@ zephyr_library_sources_ifdef(CONFIG_IEEE802154_CC2520		ieee802154_cc2520.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_DW1000		ieee802154_dw1000.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_KW41Z		ieee802154_kw41z.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_MCR20A		ieee802154_mcr20a.c)
+zephyr_library_sources_ifdef(CONFIG_IEEE802154_MCXW		ieee802154_mcxw.c		ieee802154_mcxw_utils.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_NRF5		ieee802154_nrf5.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_RF2XX		ieee802154_rf2xx.c)
 zephyr_library_sources_ifdef(CONFIG_IEEE802154_RF2XX		ieee802154_rf2xx_iface.c)

drivers/ieee802154/Kconfig

@@ -76,6 +76,8 @@ source "drivers/ieee802154/Kconfig.kw41z"
 
 source "drivers/ieee802154/Kconfig.mcr20a"
 
+source "drivers/ieee802154/Kconfig.mcxw"
+
 source "drivers/ieee802154/Kconfig.nrf5"
 
 source "drivers/ieee802154/Kconfig.cc1200"

drivers/ieee802154/Kconfig.mcxw

@@ -0,0 +1,28 @@
+# NXP MCXW 802.15.4 configuration options
+
+# Copyright 2025 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+menuconfig IEEE802154_MCXW
+	bool "NXP MCXW series IEEE 802.15.4 Driver"
+	default y
+	depends on DT_HAS_NXP_MCXW_IEEE802154_ENABLED
+	depends on COUNTER
+
+if IEEE802154_MCXW
+
+config IEEE802154_MCXW_INIT_PRIO
+	int "Initial priority for the IEEE802154 driver"
+	default 80
+
+config IEEE802154_MCXW_RX_STACK_SIZE
+	int "Driver's internal RX thread stack size"
+	default 800
+
+
+config IEEE802154_MCXW_CSL_ACCURACY
+	int "Csl accuracy for delayed operations"
+	default 100
+
+
+endif