tool/mbed/mbed-sdk/libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/lptmr/fsl_lptmr_hal.c

   1 /*
   2  * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without modification,
   6  * are permitted provided that the following conditions are met:
   7  *
   8  * o Redistributions of source code must retain the above copyright notice, this list
   9  *   of conditions and the following disclaimer.
  10  *
  11  * o Redistributions in binary form must reproduce the above copyright notice, this
  12  *   list of conditions and the following disclaimer in the documentation and/or
  13  *   other materials provided with the distribution.
  14  *
  15  * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
  16  *   contributors may be used to endorse or promote products derived from this
  17  *   software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
  23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #include "fsl_lptmr_hal.h"
  32
  33 /*******************************************************************************
  34  * Definitions
  35  *******************************************************************************/
  36
  37 /*******************************************************************************
  38  * Variables
  39  *******************************************************************************/
  40
  41 /*******************************************************************************
  42  * Code
  43  *******************************************************************************/
  44
  45 /*******************************************************************************
  46  * EOF
  47  *******************************************************************************/
  48
  49 /*FUNCTION**********************************************************************
  50  *
  51  * Function Name : LPTMR_HAL_Init
  52  * Description   : Initialize LPTMR module to reset state.
  53  *
  54  *END**************************************************************************/
  55 void LPTMR_HAL_Init(uint32_t baseAddr)
  56 {
  57     LPTMR_HAL_Disable(baseAddr);
  58     LPTMR_HAL_ClearIntFlag(baseAddr);
  59     LPTMR_HAL_SetIntCmd(baseAddr, false);
  60     LPTMR_HAL_SetPinSelectMode(baseAddr, kLptmrPinSelectCmpOut);
  61     LPTMR_HAL_SetPinPolarityMode(baseAddr, kLptmrPinPolarityActiveHigh);
  62     LPTMR_HAL_SetFreeRunningCmd(baseAddr, false);
  63     LPTMR_HAL_SetTimerModeMode(baseAddr, kLptmrTimerModeTimeCounter);
  64     LPTMR_HAL_SetPrescalerCmd(baseAddr, false);
  65     LPTMR_HAL_SetPrescalerValueMode(baseAddr, kLptmrPrescalerDivide2);
  66     LPTMR_HAL_SetPrescalerClockSourceMode(baseAddr, kLptmrPrescalerClockSourceMcgIrcClk);
  67     LPTMR_HAL_SetCompareValue(baseAddr, 0x0);
  68 }