fsl_dmamux.h

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/*
 * Copyright (c) 2015, Freescale Semiconductor, Inc.
 * Copyright 2016-2017 NXP
 * All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef _FSL_DMAMUX_H_
#define _FSL_DMAMUX_H_
 
#include "fsl_common.h"
 
/*******************************************************************************
 * Definitions
 ******************************************************************************/
 
#define FSL_DMAMUX_DRIVER_VERSION (MAKE_VERSION(2, 0, 4))
 
/*******************************************************************************
 * API
 ******************************************************************************/
 
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */
 
void DMAMUX_Init(DMAMUX_Type *base);
 
void DMAMUX_Deinit(DMAMUX_Type *base);
 
/* @} */
static inline void DMAMUX_EnableChannel(DMAMUX_Type *base, uint32_t channel)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    base->CHCFG[channel] |= DMAMUX_CHCFG_ENBL_MASK;
}
 
static inline void DMAMUX_DisableChannel(DMAMUX_Type *base, uint32_t channel)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    base->CHCFG[channel] &= ~(uint8_t)DMAMUX_CHCFG_ENBL_MASK;
}
 
static inline void DMAMUX_SetSource(DMAMUX_Type *base, uint32_t channel, uint32_t source)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    base->CHCFG[channel] = (uint8_t)((base->CHCFG[channel] & ~DMAMUX_CHCFG_SOURCE_MASK) | DMAMUX_CHCFG_SOURCE(source));
}
 
#if defined(FSL_FEATURE_DMAMUX_HAS_TRIG) && FSL_FEATURE_DMAMUX_HAS_TRIG > 0U
 
static inline void DMAMUX_EnablePeriodTrigger(DMAMUX_Type *base, uint32_t channel)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    base->CHCFG[channel] |= DMAMUX_CHCFG_TRIG_MASK;
}
 
static inline void DMAMUX_DisablePeriodTrigger(DMAMUX_Type *base, uint32_t channel)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    base->CHCFG[channel] &= ~(uint8_t)DMAMUX_CHCFG_TRIG_MASK;
}
#endif /* FSL_FEATURE_DMAMUX_HAS_TRIG */
 
#if (defined(FSL_FEATURE_DMAMUX_HAS_A_ON) && FSL_FEATURE_DMAMUX_HAS_A_ON)
 
static inline void DMAMUX_EnableAlwaysOn(DMAMUX_Type *base, uint32_t channel, bool enable)
{
    assert(channel < (uint32_t)FSL_FEATURE_DMAMUX_MODULE_CHANNEL);
 
    if (enable)
    {
        base->CHCFG[channel] |= DMAMUX_CHCFG_A_ON_MASK;
    }
    else
    {
        base->CHCFG[channel] &= ~DMAMUX_CHCFG_A_ON_MASK;
    }
}
#endif /* FSL_FEATURE_DMAMUX_HAS_A_ON */
 
/* @} */
 
#if defined(__cplusplus)
}
#endif /* __cplusplus */
 
/* @} */
 
#endif /* _FSL_DMAMUX_H_ */