[RPSDK-1387] Update eRPC for Zephyr 4.4

This commit update eRPC Zephyr port for Zephyr 4.4 version.

Update:
- Align to new MBOX API
- Align to HW model v2

Signed-off-by: Tomas Galbicka <tomas.galbicka@nxp.com>

Author: TomasGalbickaNXP

CHANGELOG.md

@@ -9,6 +9,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+### Updated
+
+- eRPC Zephyr module port updated for Zephyr version 4.4
+
 ### Fixed
 - Python code of the eRPC infrastructure was updated to match the proper python code style, add type annotations and improve readability.
 - eRPC: Several MISRA violations addressed.

erpc_c/setup/erpc_setup_mbox_zephyr.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 NXP
+ * Copyright 2023-2026 NXP
  *
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -33,14 +33,14 @@ erpc_transport_t erpc_transport_zephyr_mbox_init(void *dev, void *tx_channel, vo
     }
     else
     {
-        s_transport.construct((struct device *)dev, (struct mbox_channel *)tx_channel,
-                              (struct mbox_channel *)rx_channel);
+        s_transport.construct((struct device *)dev, (struct mbox_dt_spec *)tx_channel,
+                              (struct mbox_dt_spec *)rx_channel);
         mboxTransport = s_transport.get();
     }
 
 #elif ERPC_ALLOCATION_POLICY == ERPC_ALLOCATION_POLICY_DYNAMIC
     mboxTransport =
-        new MBOXTransport((struct device *)dev, (struct mbox_channel *)tx_channel, (struct mbox_channel *)rx_channel);
+        new MBOXTransport((struct device *)dev, (struct mbox_dt_spec *)tx_channel, (struct mbox_dt_spec *)rx_channel);
 #else
 #error "Unknown eRPC allocation policy!"
 #endif

erpc_c/transports/erpc_mbox_zephyr_transport.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 NXP
+ * Copyright 2023-2026 NXP
  *
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -23,7 +23,7 @@ RING_BUF_DECLARE(s_rxRingBuffer, MBOX_BUFFER_SIZE);
 // Code
 ////////////////////////////////////////////////////////////////////////////////
 
-MBOXTransport::MBOXTransport(struct device *dev, struct mbox_channel *tx_channel, struct mbox_channel *rx_channel) :
+MBOXTransport::MBOXTransport(struct device *dev, struct mbox_dt_spec *tx_channel, struct mbox_dt_spec *rx_channel) :
 m_dev(dev), m_tx_channel(tx_channel), m_rx_channel(rx_channel)
 #if !ERPC_THREADS_IS(NONE)
 ,
@@ -60,13 +60,13 @@ static void mbox_callback(const struct device *dev, uint32_t channel, void *user
 
 erpc_status_t MBOXTransport::init(void)
 {
-    if (mbox_register_callback(m_rx_channel, mbox_callback, NULL))
+    if (mbox_register_callback_dt(m_rx_channel, mbox_callback, NULL))
     {
         printk("mbox_register_callback() error\n");
         return kErpcStatus_InitFailed;
     }
 
-    if (mbox_set_enabled(m_rx_channel, 1))
+    if (mbox_set_enabled_dt(m_rx_channel, true))
     {
         printk("mbox_set_enable() error\n");
         return kErpcStatus_InitFailed;
@@ -156,14 +156,14 @@ erpc_status_t MBOXTransport::send(MessageBuffer *message)
         txMsg.data = &txMsgSize;
         txMsg.size = sizeof(uint32_t);
 
-        mbox_send(m_tx_channel, &txMsg);
+        mbox_send_dt(m_tx_channel, &txMsg);
 
         while (txCntBytes < txMsgSize)
         {
             txMsg.data = &txBuffer[txCntBytes];
             txMsg.size = sizeof(uint32_t);
 
-            int mboxStatus = mbox_send(m_tx_channel, &txMsg);
+            int mboxStatus = mbox_send_dt(m_tx_channel, &txMsg);
 
             if (mboxStatus == -EBUSY)
             {

erpc_c/transports/erpc_mbox_zephyr_transport.hpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2023 NXP
+ * Copyright 2023-2026 NXP
  *
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -48,7 +48,7 @@ class MBOXTransport : public Transport
      * @param[in] tx_channel Zephyr MBOX tx channel.
      * @param[in] rx_channel Zephyr MBOX rx channel.
      */
-    MBOXTransport(struct device *dev, struct mbox_channel *tx_channel, struct mbox_channel *rx_channel);
+    MBOXTransport(struct device *dev, struct mbox_dt_spec *tx_channel, struct mbox_dt_spec *rx_channel);
 
     /*!
      * @brief Destructor.
@@ -103,8 +103,8 @@ class MBOXTransport : public Transport
 
 protected:
     struct device *m_dev; /*!< Access structure of the MBOX device */
-    struct mbox_channel *m_tx_channel;
-    struct mbox_channel *m_rx_channel;
+    struct mbox_dt_spec *m_tx_channel;
+    struct mbox_dt_spec *m_rx_channel;
 
     volatile bool m_isTransferReceiveCompleted = false;
     volatile uint32_t m_transferReceiveRequireBytes = 0;

examples/zephyr/matrix_multiply_mbox/CMakeLists.txt

@@ -1,5 +1,5 @@
 #
-# Copyright 2023-2024 NXP
+# Copyright 2023-2026 NXP
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -10,9 +10,9 @@ find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
 
 set(REMOTE_ZEPHYR_DIR ${CMAKE_CURRENT_BINARY_DIR}/../remote/zephyr)
 
-if(("${BOARD}" STREQUAL "mimxrt1170_evkb_cm7") OR
-   ("${BOARD}" STREQUAL "mimxrt1170_evk_cm7") OR
-   ("${BOARD}" STREQUAL "mimxrt1160_evk_cm7"))
+if(("${BOARD}" STREQUAL "mimxrt1170_evkb") OR
+   ("${BOARD}" STREQUAL "mimxrt1170_evk") OR
+   ("${BOARD}" STREQUAL "mimxrt1160_evk"))
   message(STATUS "${BOARD} compile as Main in this sample")
 else()
   message(FATAL_ERROR "${BOARD} is not supported for this sample")
@@ -33,10 +33,10 @@ target_include_directories(app PRIVATE
     ${PROJECT_SOURCE_DIR}/src/service
 )
 
-target_sources(app PRIVATE 
+target_sources(app PRIVATE
     ${PROJECT_SOURCE_DIR}/src/main.cpp
     ${PROJECT_SOURCE_DIR}/src/erpc_error_handler.cpp
-    
+
     # Generated shim code
     ${PROJECT_SOURCE_DIR}/src/service/c_erpc_matrix_multiply_client.cpp
     ${PROJECT_SOURCE_DIR}/src/service/erpc_matrix_multiply_client.cpp

examples/zephyr/matrix_multiply_mbox/Kconfig.sysbuild

@@ -1,5 +1,5 @@
 #
-# Copyright 2023-2024 NXP
+# Copyright 2023-2026 NXP
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -8,6 +8,6 @@ source "share/sysbuild/Kconfig"
 
 config REMOTE_BOARD
 string
-	default "mimxrt1170_evkb_cm4" if $(BOARD) = "mimxrt1170_evkb_cm7"
-	default "mimxrt1170_evk_cm4" if $(BOARD) = "mimxrt1170_evk_cm7"
-	default "mimxrt1160_evk_cm4" if $(BOARD) = "mimxrt1160_evk_cm7"
+    default "mimxrt1170_evk/mimxrt1176/cm4" if $(BOARD) = "mimxrt1170_evk"
+	default "mimxrt1160_evk/mimxrt1166/cm4" if $(BOARD) = "mimxrt1160_evk"
+	default "mimxrt1170_evkb/mimxrt1176/cm4" if $(BOARD) = "mimxrt1170_evkb"