1 files changed, 107 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/mcux-sdk/drivers/lpspi/fsl_lpspi_freertos.h b/bsps/arm/imxrt/mcux-sdk/drivers/lpspi/fsl_lpspi_freertos.h
new file mode 100644
index 0000000000..ab4c647907
--- /dev/null
+++ b/bsps/arm/imxrt/mcux-sdk/drivers/lpspi/fsl_lpspi_freertos.h
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2015, Freescale Semiconductor, Inc.
+ * Copyright 2016-2022 NXP
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef __FSL_LPSPI_FREERTOS_H__
+#define __FSL_LPSPI_FREERTOS_H__
+
+#include "FreeRTOS.h"
+#include "portable.h"
+#include "semphr.h"
+
+#include "fsl_lpspi.h"
+
+/*!
+ * @addtogroup lpspi_freertos_driver LPSPI FreeRTOS Driver
+ * @{
+ */
+
+/**********************************************************************************************************************
+ * Definitions
+ *********************************************************************************************************************/
+
+/*! @name Driver version */
+/*@{*/
+/*! @brief LPSPI FreeRTOS driver version 2.3.1. */
+#define FSL_LPSPI_FREERTOS_DRIVER_VERSION (MAKE_VERSION(2, 3, 1))
+/*@}*/
+
+/*!
+ * @cond RTOS_PRIVATE
+ * @brief LPSPI FreeRTOS handle
+ */
+typedef struct _lpspi_rtos_handle
+{
+    LPSPI_Type *base;                 /*!< LPSPI base address */
+    lpspi_master_handle_t drv_handle; /*!< Handle of the underlying driver, treated as opaque by the RTOS layer */
+    status_t async_status;
+    SemaphoreHandle_t mutex; /*!< Mutex to lock the handle during a trasfer */
+    SemaphoreHandle_t event; /*!< Semaphore to notify and unblock task when transfer ends */
+} lpspi_rtos_handle_t;
+/*! \endcond */
+
+/**********************************************************************************************************************
+ * API
+ *********************************************************************************************************************/
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/*!
+ * @name LPSPI RTOS Operation
+ * @{
+ */
+
+/*!
+ * @brief Initializes LPSPI.
+ *
+ * This function initializes the LPSPI module and related RTOS context.
+ *
+ * @param handle The RTOS LPSPI handle, the pointer to an allocated space for RTOS context.
+ * @param base The pointer base address of the LPSPI instance to initialize.
+ * @param masterConfig Configuration structure to set-up LPSPI in master mode.
+ * @param srcClock_Hz Frequency of input clock of the LPSPI module.
+ * @return status of the operation.
+ */
+status_t LPSPI_RTOS_Init(lpspi_rtos_handle_t *handle,
+                         LPSPI_Type *base,
+                         const lpspi_master_config_t *masterConfig,
+                         uint32_t srcClock_Hz);
+
+/*!
+ * @brief Deinitializes the LPSPI.
+ *
+ * This function deinitializes the LPSPI module and related RTOS context.
+ *
+ * @param handle The RTOS LPSPI handle.
+ */
+status_t LPSPI_RTOS_Deinit(lpspi_rtos_handle_t *handle);
+
+/*!
+ * @brief Performs SPI transfer.
+ *
+ * This function performs an SPI transfer according to data given in the transfer structure.
+ *
+ * @param handle The RTOS LPSPI handle.
+ * @param transfer Structure specifying the transfer parameters.
+ * @return status of the operation.
+ */
+status_t LPSPI_RTOS_Transfer(lpspi_rtos_handle_t *handle, lpspi_transfer_t *transfer);
+
+/*!
+ * @}
+ */
+
+#if defined(__cplusplus)
+}
+#endif
+
+/*!
+ * @}
+ */
+
+#endif /* __FSL_LPSPI_FREERTOS_H__ */