rt-thread-official/bsp/imxrt/libraries/MIMXRT1020/MIMXRT1021/drivers/fsl_xbarb.h

83 lines
2.0 KiB
C

/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* Copyright 2016-2019 NXP
* All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef _FSL_XBARB_H_
#define _FSL_XBARB_H_
#include "fsl_common.h"
/*!
* @addtogroup xbarb
* @{
*/
/*******************************************************************************
* Definitions
******************************************************************************/
#define FSL_XBARB_DRIVER_VERSION (MAKE_VERSION(2, 0, 2))
/* Macros for entire XBARB_SELx register. */
#define XBARB_SELx(base, output) (((volatile uint16_t *)(&((base)->SEL0)))[(uint32_t)(output) / 2UL])
/* Set the SELx field to a new value. */
#define XBARB_WR_SELx_SELx(base, input, output) XBARB_SetSignalsConnection((base), (input), (output))
/*******************************************************************************
* API
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */
/*!
* @name XBARB functional Operation.
* @{
*/
/*!
* @brief Initializes the XBARB module.
*
* This function un-gates the XBARB clock.
*
* @param base XBARB peripheral address.
*/
void XBARB_Init(XBARB_Type *base);
/*!
* @brief Shuts down the XBARB module.
*
* This function disables XBARB clock.
*
* @param base XBARB peripheral address.
*/
void XBARB_Deinit(XBARB_Type *base);
/*!
* @brief Configures a connection between the selected XBARB_IN[*] input and the XBARB_OUT[*] output signal.
*
* This function configures which XBARB input is connected to the selected XBARB output.
* If more than one XBARB module is available, only the inputs and outputs from the same module
* can be connected.
*
* @param base XBARB peripheral address.
* @param input XBARB input signal.
* @param output XBARB output signal.
*/
void XBARB_SetSignalsConnection(XBARB_Type *base, xbar_input_signal_t input, xbar_output_signal_t output);
#if defined(__cplusplus)
}
#endif /* __cplusplus */
/*! @}*/
/*!* @} */
#endif /* _FSL_XBARB_H_ */