rt-thread/bsp/imxrt1052-evk/Libraries/drivers/fsl_pmu.c

78 lines
2.8 KiB
C

/*
* The Clear BSD License
* Copyright (c) 2016, Freescale Semiconductor, Inc.
* Copyright 2016-2017 NXP
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted (subject to the limitations in the disclaimer below) 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 the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE.
* 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.
*/
#include "fsl_pmu.h"
/* Component ID definition, used by tools. */
#ifndef FSL_COMPONENT_ID
#define FSL_COMPONENT_ID "platform.drivers.pmu"
#endif
uint32_t PMU_GetStatusFlags(PMU_Type *base)
{
uint32_t ret = 0U;
/* For 1P1. */
if (PMU_REG_1P1_OK_VDD1P1_MASK == (PMU_REG_1P1_OK_VDD1P1_MASK & base->REG_1P1))
{
ret |= kPMU_1P1RegulatorOutputOK;
}
if (PMU_REG_1P1_BO_VDD1P1_MASK == (PMU_REG_1P1_BO_VDD1P1_MASK & base->REG_1P1))
{
ret |= kPMU_1P1BrownoutOnOutput;
}
/* For 3P0. */
if (PMU_REG_3P0_OK_VDD3P0_MASK == (PMU_REG_3P0_OK_VDD3P0_MASK & base->REG_3P0))
{
ret |= kPMU_3P0RegulatorOutputOK;
}
if (PMU_REG_3P0_BO_VDD3P0_MASK == (PMU_REG_3P0_BO_VDD3P0_MASK & base->REG_3P0))
{
ret |= kPMU_3P0BrownoutOnOutput;
}
/* For 2P5. */
if (PMU_REG_2P5_OK_VDD2P5_MASK == (PMU_REG_2P5_OK_VDD2P5_MASK & base->REG_2P5))
{
ret |= kPMU_2P5RegulatorOutputOK;
}
if (PMU_REG_2P5_BO_VDD2P5_MASK == (PMU_REG_2P5_BO_VDD2P5_MASK & base->REG_2P5))
{
ret |= kPMU_2P5BrownoutOnOutput;
}
return ret;
}