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/*
* Copyright (c) 2014-2015, 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.
*/
#if !defined(__FSL_MCGLITE_HAL_MODES_H__)
#define __FSL_MCGLITE_HAL_MODES_H__
#include <stdint.h>
#include <stdbool.h>
#include "fsl_mcglite_hal.h"
#if FSL_FEATURE_SOC_MCGLITE_COUNT
/*! @addtogroup mcglite_hal*/
/*! @{*/
/*! @file fsl_mcg_lite_hal_modes.h */
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @brief MCG_Lite clock mode definitions */
typedef enum _mcglite_mode
{
kMcgliteModeHirc48M, /*!< clock mode is HIRC 48M*/
kMcgliteModeLirc8M, /*!< clock mode is LIRC 8M */
kMcgliteModeLirc2M, /*!< clock mode is LIRC 2M */
kMcgliteModeExt, /*!< clock mode is EXT */
kMcgliteModeStop, /*!< clock mode is STOP */
kMcgliteModeError /*!< Unknown mode */
} mcglite_mode_t;
/*! @brief MCG_Lite mode transition API error code definitions */
typedef enum McgliteModeErrorCode {
/* MCG_Lite mode error codes */
kMcgliteModeErrNone = 0x00, /*!< - No error */
kMcgliteModeErrExt = 0x01, /*!< - External clock source not available. */
} mcglite_mode_error_t;
/*******************************************************************************
* API
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus*/
/*! @name MCG_Lite clock mode API */
/*@{*/
/*!
* @brief Gets the current MCG_Lite clock mode.
*
* This is an internal function that checks the MCG registers and determine
* the current MCG_lite mode.
*
* @param base MCG_Lite register base address.
*
* @return Current MCG_Lite mode or error code.
*/
mcglite_mode_t CLOCK_HAL_GetMode(MCG_Type * base);
/*!
* @brief Sets the MCG_Lite to HIRC mode.
*
* This is an internal function that changes MCG_Lite
* to HRIC mode.
*
* @param base MCG_Lite register base address.
* @param outclkfreq MCGOUTCLK frequency in new mode.
*
* @return Error code.
*/
mcglite_mode_error_t CLOCK_HAL_SetHircMode(MCG_Type * base, uint32_t *outClkFreq);
/*!
* @brief Sets the MCG_Lite to LIRC mode.
*
* This is an internal function that changes MCG_Lite
* to LIRC mode.
*
* @param base MCG_Lite register base address.
* @param lirc Set to LIRC2M or LIRC8M.
* @param div1 The FCRDIV setting.
* @param outclkfreq MCGOUTCLK frequency in new mode.
*
* @return Error code.
*/
mcglite_mode_error_t CLOCK_HAL_SetLircMode(MCG_Type * base,
mcglite_lirc_select_t lirc,
mcglite_lirc_div_t div1,
uint32_t *outClkFreq);
/*!
* @brief Sets the MCG_Lite to EXT mode.
*
* This is an internal function that changes MCG_Lite
* to EXT mode. Before this function, please make sure
* the OSC or external clock source is ready.
*
* @param base MCG_Lite register base address.
* @param outclkfreq MCGOUTCLK frequency in new mode.
*
* @return Error code.
*/
mcglite_mode_error_t CLOCK_HAL_SetExtMode(MCG_Type * base, uint32_t *outClkFreq);
/*! @}*/
#if defined(__cplusplus)
}
#endif /* __cplusplus*/
/*! @}*/
#endif
#endif /* __FSL_MCGLITE_HAL_MODES_H__*/
/*******************************************************************************
* EOF
******************************************************************************/
|
