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/*
* Copyright (c) 2013 - 2014, 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_RCM_HAL_H__)
#define __FSL_RCM_HAL_H__
#include <stdint.h>
#include <stdbool.h>
#include <assert.h>
#include "fsl_device_registers.h"
#include "fsl_rcm_features.h"
/*! @addtogroup rcm_hal*/
/*! @{*/
/*! @file fsl_rcm_hal.h */
/*******************************************************************************
* Definitions
******************************************************************************/
/*! @brief System Reset Source Name definitions */
typedef enum _rcm_source_names {
kRcmWakeup, /* low-leakage wakeup reset */
kRcmLowVoltDetect, /* low voltage detect reset */
kRcmLossOfClk, /* loss of clock reset */
kRcmLossOfLock, /* loss of lock reset */
kRcmWatchDog, /* watch dog reset */
kRcmExternalPin, /* external pin reset */
kRcmPowerOn, /* power on reset */
kRcmJtag, /* JTAG generated reset */
kRcmCoreLockup, /* core lockup reset */
kRcmSoftware, /* software reset */
kRcmSystem, /* system reset request bit set reset */
kRcmEzport, /* EzPort reset */
kRcmStopModeAckErr, /* stop mode ack error reset */
kRcmSrcNameMax
} rcm_source_names_t;
/*! @brief Reset pin filter select in Run and Wait modes */
typedef enum _rcm_filter_run_wait_modes {
kRcmFilterDisabled, /* all filtering disabled */
kRcmFilterBusClk, /* Bus clock filter enabled */
kRcmFilterLpoClk, /* LPO clock filter enabled */
kRcmFilterReserverd /* reserved setting */
} rcm_filter_run_wait_modes_t;
/*******************************************************************************
* API
******************************************************************************/
/*!
* @brief Gets the reset source status.
*
* This function gets the current reset source status for a specified source.
*
* @param baseAddr Register base address of RCM
* @param srcName reset source name
* @return status true or false for specified reset source
*/
bool RCM_HAL_GetSrcStatusCmd(uint32_t baseAddr, rcm_source_names_t srcName);
/*!
* @brief Sets the reset pin filter in stop mode.
*
* This function sets the reset pin filter enable setting in stop mode.
*
* @param baseAddr Register base address of RCM
* @param enable enable or disable the filter in stop mode
*/
static inline void RCM_HAL_SetFilterStopModeCmd(uint32_t baseAddr, bool enable)
{
BW_RCM_RPFC_RSTFLTSS(baseAddr, enable);
}
/*!
* @brief Gets the reset pin filter in stop mode.
*
* This function gets the reset pin filter enable setting in stop mode.
*
* @param baseAddr Register base address of RCM
* @return enable true/false to enable or disable the filter in stop mode
*/
static inline bool RCM_HAL_GetFilterStopModeCmd(uint32_t baseAddr)
{
return (bool)BR_RCM_RPFC_RSTFLTSS(baseAddr);
}
/*!
* @brief Sets the reset pin filter in run and wait mode.
*
* This function sets the reset pin filter enable setting in run/wait mode.
*
* @param baseAddr Register base address of RCM
* @param mode to be set for reset filter in run/wait mode
*/
static inline void RCM_HAL_SetFilterRunWaitMode(uint32_t baseAddr, rcm_filter_run_wait_modes_t mode)
{
BW_RCM_RPFC_RSTFLTSRW(baseAddr, mode);
}
/*!
* @brief Gets the reset pin filter for stop mode.
*
* This function gets the reset pin filter enable setting for stop mode.
*
* @param baseAddr Register base address of RCM
* @return mode for reset filter in run/wait mode
*/
static inline rcm_filter_run_wait_modes_t RCM_HAL_GetFilterRunWaitMode(uint32_t baseAddr)
{
return (rcm_filter_run_wait_modes_t)BR_RCM_RPFC_RSTFLTSRW(baseAddr);
}
/*!
* @brief Sets the reset pin filter width.
*
* This function sets the reset pin filter width.
*
* @param baseAddr Register base address of RCM
* @param width to be set for reset filter width
*/
static inline void RCM_HAL_SetFilterWidth(uint32_t baseAddr, uint32_t width)
{
BW_RCM_RPFW_RSTFLTSEL(baseAddr, width);
}
/*!
* @brief Gets the reset pin filter for stop mode.
*
* This function gets the reset pin filter width.
*
* @param baseAddr Register base address of RCM
* @return width reset filter width
*/
static inline uint32_t RCM_HAL_GetFilterWidth(uint32_t baseAddr)
{
return (uint32_t)BR_RCM_RPFW_RSTFLTSEL(baseAddr);
}
/*!
* @brief Gets the EZP_MS_B pin assert status.
*
* This function gets the easy port mode status (EZP_MS_B) pin assert status.
*
* @param baseAddr Register base address of RCM
* @return status true - asserted, false - reasserted
*/
static inline bool RCM_HAL_GetEasyPortModeStatusCmd(uint32_t baseAddr)
{
return (bool)BR_RCM_MR_EZP_MS(baseAddr);
}
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus*/
/*! @name Reset Control Module APIs*/
/*@{*/
/*@}*/
#if defined(__cplusplus)
}
#endif /* __cplusplus*/
/*! @}*/
#endif /* __FSL_RCM_HAL_H__*/
/*******************************************************************************
* EOF
******************************************************************************/
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