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120 lines
4.8 KiB
120 lines
4.8 KiB
/*
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* Copyright (c) 2015, Freescale Semiconductor, Inc.
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* Copyright 2016-2019 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "fsl_pmc.h"
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/* Component ID definition, used by tools. */
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#ifndef FSL_COMPONENT_ID
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#define FSL_COMPONENT_ID "platform.drivers.pmc"
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#endif
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#if (defined(FSL_FEATURE_PMC_HAS_PARAM) && FSL_FEATURE_PMC_HAS_PARAM)
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/*!
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* brief Gets the PMC parameter.
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*
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* This function gets the PMC parameter including the VLPO enable and the HVD enable.
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*
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* param base PMC peripheral base address.
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* param param Pointer to PMC param structure.
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*/
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void PMC_GetParam(PMC_Type *base, pmc_param_t *param)
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{
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uint32_t reg = base->PARAM;
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;
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param->vlpoEnable = (bool)(reg & PMC_PARAM_VLPOE_MASK);
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param->hvdEnable = (bool)(reg & PMC_PARAM_HVDE_MASK);
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}
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#endif /* FSL_FEATURE_PMC_HAS_PARAM */
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/*!
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* brief Configures the low-voltage detect setting.
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*
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* This function configures the low-voltage detect setting, including the trip
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* point voltage setting, enables or disables the interrupt, enables or disables the system reset.
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*
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* param base PMC peripheral base address.
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* param config Low-voltage detect configuration structure.
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*/
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void PMC_ConfigureLowVoltDetect(PMC_Type *base, const pmc_low_volt_detect_config_t *config)
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{
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base->LVDSC1 = (uint8_t)((0U |
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#if (defined(FSL_FEATURE_PMC_HAS_LVDV) && FSL_FEATURE_PMC_HAS_LVDV)
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((uint32_t)config->voltSelect << PMC_LVDSC1_LVDV_SHIFT) |
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#endif
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((uint32_t)config->enableInt << PMC_LVDSC1_LVDIE_SHIFT) |
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((uint32_t)config->enableReset << PMC_LVDSC1_LVDRE_SHIFT)
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/* Clear the Low Voltage Detect Flag with previous power detect setting */
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| PMC_LVDSC1_LVDACK_MASK));
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}
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/*!
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* brief Configures the low-voltage warning setting.
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*
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* This function configures the low-voltage warning setting, including the trip
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* point voltage setting and enabling or disabling the interrupt.
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*
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* param base PMC peripheral base address.
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* param config Low-voltage warning configuration structure.
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*/
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void PMC_ConfigureLowVoltWarning(PMC_Type *base, const pmc_low_volt_warning_config_t *config)
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{
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base->LVDSC2 = (uint8_t)((0U |
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#if (defined(FSL_FEATURE_PMC_HAS_LVWV) && FSL_FEATURE_PMC_HAS_LVWV)
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((uint32_t)config->voltSelect << PMC_LVDSC2_LVWV_SHIFT) |
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#endif
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((uint32_t)config->enableInt << PMC_LVDSC2_LVWIE_SHIFT)
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/* Clear the Low Voltage Warning Flag with previous power detect setting */
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| PMC_LVDSC2_LVWACK_MASK));
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}
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#if (defined(FSL_FEATURE_PMC_HAS_HVDSC1) && FSL_FEATURE_PMC_HAS_HVDSC1)
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/*!
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* brief Configures the high-voltage detect setting.
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*
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* This function configures the high-voltage detect setting, including the trip
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* point voltage setting, enabling or disabling the interrupt, enabling or disabling the system reset.
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*
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* param base PMC peripheral base address.
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* param config High-voltage detect configuration structure.
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*/
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void PMC_ConfigureHighVoltDetect(PMC_Type *base, const pmc_high_volt_detect_config_t *config)
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{
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base->HVDSC1 = (uint8_t)(((uint32_t)config->voltSelect << PMC_HVDSC1_HVDV_SHIFT) |
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((uint32_t)config->enableInt << PMC_HVDSC1_HVDIE_SHIFT) |
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((uint32_t)config->enableReset << PMC_HVDSC1_HVDRE_SHIFT)
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/* Clear the High Voltage Detect Flag with previous power detect setting */
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| PMC_HVDSC1_HVDACK_MASK);
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}
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#endif /* FSL_FEATURE_PMC_HAS_HVDSC1 */
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#if ((defined(FSL_FEATURE_PMC_HAS_BGBE) && FSL_FEATURE_PMC_HAS_BGBE) || \
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(defined(FSL_FEATURE_PMC_HAS_BGEN) && FSL_FEATURE_PMC_HAS_BGEN) || \
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(defined(FSL_FEATURE_PMC_HAS_BGBDS) && FSL_FEATURE_PMC_HAS_BGBDS))
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/*!
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* brief Configures the PMC bandgap.
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*
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* This function configures the PMC bandgap, including the drive select and
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* behavior in low-power mode.
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*
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* param base PMC peripheral base address.
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* param config Pointer to the configuration structure
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*/
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void PMC_ConfigureBandgapBuffer(PMC_Type *base, const pmc_bandgap_buffer_config_t *config)
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{
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base->REGSC = (uint8_t)(0U
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#if (defined(FSL_FEATURE_PMC_HAS_BGBE) && FSL_FEATURE_PMC_HAS_BGBE)
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| ((uint32_t)config->enable << PMC_REGSC_BGBE_SHIFT)
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#endif /* FSL_FEATURE_PMC_HAS_BGBE */
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#if (defined(FSL_FEATURE_PMC_HAS_BGEN) && FSL_FEATURE_PMC_HAS_BGEN)
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| (((uint32_t)config->enableInLowPowerMode << PMC_REGSC_BGEN_SHIFT))
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#endif /* FSL_FEATURE_PMC_HAS_BGEN */
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#if (defined(FSL_FEATURE_PMC_HAS_BGBDS) && FSL_FEATURE_PMC_HAS_BGBDS)
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| ((uint32_t)config->drive << PMC_REGSC_BGBDS_SHIFT)
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#endif /* FSL_FEATURE_PMC_HAS_BGBDS */
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);
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}
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#endif
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