113 lines
4.2 KiB
C
113 lines
4.2 KiB
C
|
/*
|
||
|
|
* The Clear BSD License
|
||
|
|
* Copyright (c) 2015, Freescale Semiconductor, Inc.
|
||
|
|
* Copyright 2016-2017 NXP
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
||
|
|
* are permitted (subject to the limitations in the disclaimer below) 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.
|
||
|
|
*
|
||
|
|
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
|
||
|
|
* 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "fsl_xbarb.h"
|
||
|
|
|
||
|
|
/*******************************************************************************
|
||
|
|
* Definitions
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
/* Component ID definition, used by tools. */
|
||
|
|
#ifndef FSL_COMPONENT_ID
|
||
|
|
#define FSL_COMPONENT_ID "platform.drivers.xbarb"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
/*******************************************************************************
|
||
|
|
* Prototypes
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
/*!
|
||
|
|
* @brief Get the XBARB instance from peripheral base address.
|
||
|
|
*
|
||
|
|
* @param base XBARB peripheral base address.
|
||
|
|
* @return XBARB instance.
|
||
|
|
*/
|
||
|
|
static uint32_t XBARB_GetInstance(XBARB_Type *base);
|
||
|
|
|
||
|
|
/*******************************************************************************
|
||
|
|
* Variables
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
/* Array of XBARB peripheral base address. */
|
||
|
|
static XBARB_Type *const s_xbarbBases[] = XBARB_BASE_PTRS;
|
||
|
|
|
||
|
|
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
|
||
|
|
/* Array of XBARB clock name. */
|
||
|
|
static const clock_ip_name_t s_xbarbClock[] = XBARB_CLOCKS;
|
||
|
|
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
|
||
|
|
|
||
|
|
/*******************************************************************************
|
||
|
|
* Code
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
static uint32_t XBARB_GetInstance(XBARB_Type *base)
|
||
|
|
{
|
||
|
|
uint32_t instance;
|
||
|
|
|
||
|
|
/* Find the instance index from base address mappings. */
|
||
|
|
for (instance = 0; instance < ARRAY_SIZE(s_xbarbBases); instance++)
|
||
|
|
{
|
||
|
|
if (s_xbarbBases[instance] == base)
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
assert(instance < ARRAY_SIZE(s_xbarbBases));
|
||
|
|
|
||
|
|
return instance;
|
||
|
|
}
|
||
|
|
|
||
|
|
void XBARB_Init(XBARB_Type *base)
|
||
|
|
{
|
||
|
|
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
|
||
|
|
/* Enable XBARB module clock. */
|
||
|
|
CLOCK_EnableClock(s_xbarbClock[XBARB_GetInstance(base)]);
|
||
|
|
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
|
||
|
|
}
|
||
|
|
|
||
|
|
void XBARB_Deinit(XBARB_Type *base)
|
||
|
|
{
|
||
|
|
#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
|
||
|
|
/* Disable XBARB module clock. */
|
||
|
|
CLOCK_DisableClock(s_xbarbClock[XBARB_GetInstance(base)]);
|
||
|
|
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
|
||
|
|
}
|
||
|
|
|
||
|
|
void XBARB_SetSignalsConnection(XBARB_Type *base, xbar_input_signal_t input, xbar_output_signal_t output)
|
||
|
|
{
|
||
|
|
XBARB_WR_SELx_SELx(base, (((uint16_t)input) & 0xFFU), (((uint16_t)output) & 0xFFU));
|
||
|
|
}
|