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/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* All rights reserved.
*
* 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 Freescale Semiconductor, Inc. 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.
*/
#include "gpt.h"
/*******************************************************************************
* Code
******************************************************************************/
/*FUNCTION**********************************************************************
*
* Function Name : GPT_Init
* Description : Initialize GPT to reset state and initialize running mode
*
*END**************************************************************************/
void GPT_Init(GPT_Type * base, gpt_mode_config_t *config)
{
assert(config);
base->CR = 0;
GPT_SoftReset(base);
base->CR = (config->freeRun ? GPT_CR_FRR_MASK : 0) |
(config->waitEnable ? GPT_CR_WAITEN_MASK : 0) |
(config->stopEnable ? GPT_CR_STOPEN_MASK : 0) |
(config->dozeEnable ? GPT_CR_DOZEEN_MASK : 0) |
(config->dbgEnable ? GPT_CR_DBGEN_MASK : 0) |
(config->enableMode ? GPT_CR_ENMOD_MASK : 0);
}
/*FUNCTION**********************************************************************
*
* Function Name : GPT_SetClockSource
* Description : Set clock source of GPT
*
*END**************************************************************************/
void GPT_SetClockSource(GPT_Type * base, uint32_t source)
{
assert(source <= gptClockSourceOsc);
if (source == gptClockSourceOsc)
base->CR = (base->CR & ~GPT_CR_CLKSRC_MASK) | GPT_CR_ENABLE_24MHZ_MASK | GPT_CR_CLKSRC(source);
else
base->CR = (base->CR & ~(GPT_CR_CLKSRC_MASK | GPT_CR_ENABLE_24MHZ_MASK)) | GPT_CR_CLKSRC(source);
}
/*FUNCTION**********************************************************************
*
* Function Name : GPT_SetIntCmd
* Description : Enable or disable GPT interrupts
*
*END**************************************************************************/
void GPT_SetIntCmd(GPT_Type * base, uint32_t flags, bool enable)
{
if (enable)
base->IR |= flags;
else
base->IR &= ~flags;
}
/*******************************************************************************
* EOF
******************************************************************************/
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