322 lines
11 KiB
C
322 lines
11 KiB
C
/*
|
|
* 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.
|
|
*/
|
|
#ifndef _FSL_LLWU_H_
|
|
#define _FSL_LLWU_H_
|
|
|
|
#include "fsl_common.h"
|
|
|
|
/*! @addtogroup llwu */
|
|
/*! @{ */
|
|
|
|
/*! @file */
|
|
|
|
/*******************************************************************************
|
|
* Definitions
|
|
******************************************************************************/
|
|
|
|
/*! @name Driver version */
|
|
/*@{*/
|
|
/*! @brief LLWU driver version 2.0.1. */
|
|
#define FSL_LLWU_DRIVER_VERSION (MAKE_VERSION(2, 0, 1))
|
|
/*@}*/
|
|
|
|
/*!
|
|
* @brief External input pin control modes
|
|
*/
|
|
typedef enum _llwu_external_pin_mode
|
|
{
|
|
kLLWU_ExternalPinDisable = 0U, /*!< Pin disabled as wakeup input. */
|
|
kLLWU_ExternalPinRisingEdge = 1U, /*!< Pin enabled with rising edge detection. */
|
|
kLLWU_ExternalPinFallingEdge = 2U, /*!< Pin enabled with falling edge detection.*/
|
|
kLLWU_ExternalPinAnyEdge = 3U /*!< Pin enabled with any change detection. */
|
|
} llwu_external_pin_mode_t;
|
|
|
|
/*!
|
|
* @brief Digital filter control modes
|
|
*/
|
|
typedef enum _llwu_pin_filter_mode
|
|
{
|
|
kLLWU_PinFilterDisable = 0U, /*!< Filter disabled. */
|
|
kLLWU_PinFilterRisingEdge = 1U, /*!< Filter positive edge detection.*/
|
|
kLLWU_PinFilterFallingEdge = 2U, /*!< Filter negative edge detection.*/
|
|
kLLWU_PinFilterAnyEdge = 3U /*!< Filter any edge detection. */
|
|
} llwu_pin_filter_mode_t;
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_VERID) && FSL_FEATURE_LLWU_HAS_VERID)
|
|
/*!
|
|
* @brief IP version ID definition.
|
|
*/
|
|
typedef struct _llwu_version_id
|
|
{
|
|
uint16_t feature; /*!< Feature Specification Number. */
|
|
uint8_t minor; /*!< Minor version number. */
|
|
uint8_t major; /*!< Major version number. */
|
|
} llwu_version_id_t;
|
|
#endif /* FSL_FEATURE_LLWU_HAS_VERID */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PARAM) && FSL_FEATURE_LLWU_HAS_PARAM)
|
|
/*!
|
|
* @brief IP parameter definition.
|
|
*/
|
|
typedef struct _llwu_param
|
|
{
|
|
uint8_t filters; /*!< Number of pin filter. */
|
|
uint8_t dmas; /*!< Number of wakeup DMA. */
|
|
uint8_t modules; /*!< Number of wakeup module. */
|
|
uint8_t pins; /*!< Number of wake up pin. */
|
|
} llwu_param_t;
|
|
#endif /* FSL_FEATURE_LLWU_HAS_PARAM */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PIN_FILTER) && FSL_FEATURE_LLWU_HAS_PIN_FILTER)
|
|
/*!
|
|
* @brief External input pin filter control structure
|
|
*/
|
|
typedef struct _llwu_external_pin_filter_mode
|
|
{
|
|
uint32_t pinIndex; /*!< Pin number */
|
|
llwu_pin_filter_mode_t filterMode; /*!< Filter mode */
|
|
} llwu_external_pin_filter_mode_t;
|
|
#endif /* FSL_FEATURE_LLWU_HAS_PIN_FILTER */
|
|
|
|
/*******************************************************************************
|
|
* API
|
|
******************************************************************************/
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
/*!
|
|
* @name Low-Leakage Wakeup Unit Control APIs
|
|
* @{
|
|
*/
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_VERID) && FSL_FEATURE_LLWU_HAS_VERID)
|
|
/*!
|
|
* @brief Gets the LLWU version ID.
|
|
*
|
|
* This function gets the LLWU version ID, including major version number,
|
|
* minor version number, and feature specification number.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param versionId Pointer to version ID structure.
|
|
*/
|
|
static inline void LLWU_GetVersionId(LLWU_Type *base, llwu_version_id_t *versionId)
|
|
{
|
|
*((uint32_t *)versionId) = base->VERID;
|
|
}
|
|
#endif /* FSL_FEATURE_LLWU_HAS_VERID */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PARAM) && FSL_FEATURE_LLWU_HAS_PARAM)
|
|
/*!
|
|
* @brief Gets the LLWU parameter.
|
|
*
|
|
* This function gets the LLWU parameter, including wakeup pin number, module
|
|
* number, DMA number, and pin filter number.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param param Pointer to LLWU param structure.
|
|
*/
|
|
static inline void LLWU_GetParam(LLWU_Type *base, llwu_param_t *param)
|
|
{
|
|
*((uint32_t *)param) = base->PARAM;
|
|
}
|
|
#endif /* FSL_FEATURE_LLWU_HAS_PARAM */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN) && FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN)
|
|
/*!
|
|
* @brief Sets the external input pin source mode.
|
|
*
|
|
* This function sets the external input pin source mode that is used
|
|
* as a wake up source.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param pinIndex pin index which to be enabled as external wakeup source, start from 1.
|
|
* @param pinMode pin configuration mode defined in llwu_external_pin_modes_t
|
|
*/
|
|
void LLWU_SetExternalWakeupPinMode(LLWU_Type *base, uint32_t pinIndex, llwu_external_pin_mode_t pinMode);
|
|
|
|
/*!
|
|
* @brief Gets the external wakeup source flag.
|
|
*
|
|
* This function checks the external pin flag to detect whether the MCU is
|
|
* woke up by the specific pin.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param pinIndex pin index, start from 1.
|
|
* @return true if the specific pin is wake up source.
|
|
*/
|
|
bool LLWU_GetExternalWakeupPinFlag(LLWU_Type *base, uint32_t pinIndex);
|
|
|
|
/*!
|
|
* @brief Clears the external wakeup source flag.
|
|
*
|
|
* This function clears the external wakeup source flag for a specific pin.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param pinIndex pin index, start from 1.
|
|
*/
|
|
void LLWU_ClearExternalWakeupPinFlag(LLWU_Type *base, uint32_t pinIndex);
|
|
#endif /* FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_INTERNAL_MODULE) && FSL_FEATURE_LLWU_HAS_INTERNAL_MODULE)
|
|
/*!
|
|
* @brief Enables/disables the internal module source.
|
|
*
|
|
* This function enables/disables the internal module source mode that is used
|
|
* as a wake up source.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param moduleIndex module index which to be enabled as internal wakeup source, start from 1.
|
|
* @param enable enable or disable setting
|
|
*/
|
|
static inline void LLWU_EnableInternalModuleInterruptWakup(LLWU_Type *base, uint32_t moduleIndex, bool enable)
|
|
{
|
|
if (enable)
|
|
{
|
|
base->ME |= 1U << moduleIndex;
|
|
}
|
|
else
|
|
{
|
|
base->ME &= ~(1U << moduleIndex);
|
|
}
|
|
}
|
|
|
|
/*!
|
|
* @brief Gets the external wakeup source flag.
|
|
*
|
|
* This function checks the external pin flag to detect whether the system is
|
|
* woke up by the specific pin.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param moduleIndex module index, start from 1.
|
|
* @return true if the specific pin is wake up source.
|
|
*/
|
|
static inline bool LLWU_GetInternalWakeupModuleFlag(LLWU_Type *base, uint32_t moduleIndex)
|
|
{
|
|
#if (defined(FSL_FEATURE_LLWU_REG_BITWIDTH) && (FSL_FEATURE_LLWU_REG_BITWIDTH == 32))
|
|
return (bool)(base->MF & (1U << moduleIndex));
|
|
#else
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN) && (FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN > 16))
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PF) && FSL_FEATURE_LLWU_HAS_PF)
|
|
return (bool)(base->MF5 & (1U << moduleIndex));
|
|
#else
|
|
return (bool)(base->F5 & (1U << moduleIndex));
|
|
#endif /* FSL_FEATURE_LLWU_HAS_PF */
|
|
#else
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PF) && FSL_FEATURE_LLWU_HAS_PF)
|
|
return (bool)(base->PF3 & (1U << moduleIndex));
|
|
#else
|
|
return (bool)(base->F3 & (1U << moduleIndex));
|
|
#endif
|
|
#endif /* FSL_FEATURE_LLWU_HAS_EXTERNAL_PIN */
|
|
#endif /* FSL_FEATURE_LLWU_REG_BITWIDTH */
|
|
}
|
|
#endif /* FSL_FEATURE_LLWU_HAS_INTERNAL_MODULE */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_DMA_ENABLE_REG) && FSL_FEATURE_LLWU_HAS_DMA_ENABLE_REG)
|
|
/*!
|
|
* @brief Enables/disables the internal module DMA wakeup source.
|
|
*
|
|
* This function enables/disables the internal DMA that is used as a wake up source.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param moduleIndex Internal module index which used as DMA request source, start from 1.
|
|
* @param enable Enable or disable DMA request source
|
|
*/
|
|
static inline void LLWU_EnableInternalModuleDmaRequestWakup(LLWU_Type *base, uint32_t moduleIndex, bool enable)
|
|
{
|
|
if (enable)
|
|
{
|
|
base->DE |= 1U << moduleIndex;
|
|
}
|
|
else
|
|
{
|
|
base->DE &= ~(1U << moduleIndex);
|
|
}
|
|
}
|
|
#endif /* FSL_FEATURE_LLWU_HAS_DMA_ENABLE_REG */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_PIN_FILTER) && FSL_FEATURE_LLWU_HAS_PIN_FILTER)
|
|
/*!
|
|
* @brief Sets the pin filter configuration.
|
|
*
|
|
* This function sets the pin filter configuration.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param filterIndex pin filter index which used to enable/disable the digital filter, start from 1.
|
|
* @param filterMode filter mode configuration
|
|
*/
|
|
void LLWU_SetPinFilterMode(LLWU_Type *base, uint32_t filterIndex, llwu_external_pin_filter_mode_t filterMode);
|
|
|
|
/*!
|
|
* @brief Gets the pin filter configuration.
|
|
*
|
|
* This function gets the pin filter flag.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param filterIndex pin filter index, start from 1.
|
|
* @return true if the flag is a source of existing a low-leakage power mode.
|
|
*/
|
|
bool LLWU_GetPinFilterFlag(LLWU_Type *base, uint32_t filterIndex);
|
|
|
|
/*!
|
|
* @brief Clear the pin filter configuration.
|
|
*
|
|
* This function clear the pin filter flag.
|
|
*
|
|
* @param base LLWU peripheral base address.
|
|
* @param filterIndex pin filter index which to be clear the flag, start from 1.
|
|
*/
|
|
void LLWU_ClearPinFilterFlag(LLWU_Type *base, uint32_t filterIndex);
|
|
|
|
#endif /* FSL_FEATURE_LLWU_HAS_PIN_FILTER */
|
|
|
|
#if (defined(FSL_FEATURE_LLWU_HAS_RESET_ENABLE) && FSL_FEATURE_LLWU_HAS_RESET_ENABLE)
|
|
/*!
|
|
* @brief Sets the reset pin mode.
|
|
*
|
|
* This function sets how the reset pin is used as a low leakage mode exit source.
|
|
*
|
|
* @param pinEnable Enable reset pin filter
|
|
* @param pinFilterEnable Specify whether pin filter is enabled in Low-Leakage power mode.
|
|
*/
|
|
void LLWU_SetResetPinMode(LLWU_Type *base, bool pinEnable, bool enableInLowLeakageMode);
|
|
#endif /* FSL_FEATURE_LLWU_HAS_RESET_ENABLE */
|
|
|
|
/*@}*/
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
/*! @}*/
|
|
#endif /* _FSL_LLWU_H_*/
|