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diff --git a/lib/chibios-contrib/ext/mcux-sdk/devices/MIMX8DX4/scfw_api/main/ipc.h b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMX8DX4/scfw_api/main/ipc.h
new file mode 100644
index 000000000..b5ce3062b
--- /dev/null
+++ b/lib/chibios-contrib/ext/mcux-sdk/devices/MIMX8DX4/scfw_api/main/ipc.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2016, Freescale Semiconductor, Inc.
+ * Copyright 2017-2019 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * o Redistributions of source code must retain the above copyright notice, this list
+ *   of conditions and the following disclaimer.
+ *
+ * o Redistributions in binary form must reproduce the above copyright notice, this
+ *   list of conditions and the following disclaimer in the documentation and/or
+ *   other materials provided with the distribution.
+ *
+ * o Neither the name of the copyright holder nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*!
+ * Header file for the IPC implementation.
+ */
+
+#ifndef SC_IPC_H
+#define SC_IPC_H
+
+/* Includes */
+
+#include "main/types.h"
+
+/* Defines */
+
+/* Types */
+
+/* Functions */
+
+/*!
+ * This function opens an IPC channel.
+ *
+ * @param[out]    ipc         return pointer for ipc handle
+ * @param[in]     id          id of channel to open
+ *
+ * @return Returns an error code (SC_ERR_NONE = success, SC_ERR_IPC
+ *         otherwise).
+ *
+ * The \a id parameter is implementation specific. Could be an MU
+ * address, pointer to a driver path, channel index, etc.
+ */
+sc_err_t sc_ipc_open(sc_ipc_t *ipc, sc_ipc_id_t id);
+
+/*!
+ * This function closes an IPC channel.
+ *
+ * @param[in]     ipc         id of channel to close
+ */
+void sc_ipc_close(sc_ipc_t ipc);
+
+/*!
+ * This function reads a message from an IPC channel.
+ *
+ * @param[in]     ipc         id of channel read from
+ * @param[out]    data        pointer to message buffer to read
+ *
+ * This function will block if no message is available to be read.
+ */
+void sc_ipc_read(sc_ipc_t ipc, void *data);
+
+/*!
+ * This function writes a message to an IPC channel.
+ *
+ * @param[in]     ipc         id of channel to write to
+ * @param[in]     data        pointer to message buffer to write
+ *
+ * This function will block if the outgoing buffer is full.
+ */
+void sc_ipc_write(sc_ipc_t ipc, const void *data);
+
+#endif /* SC_IPC_H */
+