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authorDominik Sliwa <dominik.sliwa@toradex.com>2018-10-30 16:31:29 +0100
committerDominik Sliwa <dominik.sliwa@toradex.com>2018-10-31 11:54:38 +0100
commit56e86c626df3dbf74c1021210636a7c5d92a49ce (patch)
tree54ba9581ad14d838d8926e4e6d673befad1f932c /drivers/fsl_cmp.c
parent4dfc5493fec8f6290457446b0478695b153da60a (diff)
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'drivers/fsl_cmp.c')
-rw-r--r--drivers/fsl_cmp.c285
1 files changed, 0 insertions, 285 deletions
diff --git a/drivers/fsl_cmp.c b/drivers/fsl_cmp.c
deleted file mode 100644
index 6a5f15a..0000000
--- a/drivers/fsl_cmp.c
+++ /dev/null
@@ -1,285 +0,0 @@
-/*
- * Copyright (c) 2015, Freescale Semiconductor, Inc.
- * Copyright 2016-2017 NXP
- *
- * 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 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.
- *
- * 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_cmp.h"
-
-/*******************************************************************************
- * Prototypes
- ******************************************************************************/
-/*!
- * @brief Get instance number for CMP module.
- *
- * @param base CMP peripheral base address
- */
-static uint32_t CMP_GetInstance(CMP_Type *base);
-
-/*******************************************************************************
- * Variables
- ******************************************************************************/
-/*! @brief Pointers to CMP bases for each instance. */
-static CMP_Type *const s_cmpBases[] = CMP_BASE_PTRS;
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
-/*! @brief Pointers to CMP clocks for each instance. */
-static const clock_ip_name_t s_cmpClocks[] = CMP_CLOCKS;
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-
-/*******************************************************************************
- * Codes
- ******************************************************************************/
-static uint32_t CMP_GetInstance(CMP_Type *base)
-{
- uint32_t instance;
-
- /* Find the instance index from base address mappings. */
- for (instance = 0; instance < ARRAY_SIZE(s_cmpBases); instance++)
- {
- if (s_cmpBases[instance] == base)
- {
- break;
- }
- }
-
- assert(instance < ARRAY_SIZE(s_cmpBases));
-
- return instance;
-}
-
-void CMP_Init(CMP_Type *base, const cmp_config_t *config)
-{
- assert(NULL != config);
-
- uint8_t tmp8;
-
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
- /* Enable the clock. */
- CLOCK_EnableClock(s_cmpClocks[CMP_GetInstance(base)]);
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-
- /* Configure. */
- CMP_Enable(base, false); /* Disable the CMP module during configuring. */
- /* CMPx_CR1. */
- tmp8 = base->CR1 & ~(CMP_CR1_PMODE_MASK | CMP_CR1_INV_MASK | CMP_CR1_COS_MASK | CMP_CR1_OPE_MASK);
- if (config->enableHighSpeed)
- {
- tmp8 |= CMP_CR1_PMODE_MASK;
- }
- if (config->enableInvertOutput)
- {
- tmp8 |= CMP_CR1_INV_MASK;
- }
- if (config->useUnfilteredOutput)
- {
- tmp8 |= CMP_CR1_COS_MASK;
- }
- if (config->enablePinOut)
- {
- tmp8 |= CMP_CR1_OPE_MASK;
- }
-#if defined(FSL_FEATURE_CMP_HAS_TRIGGER_MODE) && FSL_FEATURE_CMP_HAS_TRIGGER_MODE
- if (config->enableTriggerMode)
- {
- tmp8 |= CMP_CR1_TRIGM_MASK;
- }
- else
- {
- tmp8 &= ~CMP_CR1_TRIGM_MASK;
- }
-#endif /* FSL_FEATURE_CMP_HAS_TRIGGER_MODE */
- base->CR1 = tmp8;
-
- /* CMPx_CR0. */
- tmp8 = base->CR0 & ~CMP_CR0_HYSTCTR_MASK;
- tmp8 |= CMP_CR0_HYSTCTR(config->hysteresisMode);
- base->CR0 = tmp8;
-
- CMP_Enable(base, config->enableCmp); /* Enable the CMP module after configured or not. */
-}
-
-void CMP_Deinit(CMP_Type *base)
-{
- /* Disable the CMP module. */
- CMP_Enable(base, false);
-
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
- /* Disable the clock. */
- CLOCK_DisableClock(s_cmpClocks[CMP_GetInstance(base)]);
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-}
-
-void CMP_GetDefaultConfig(cmp_config_t *config)
-{
- assert(NULL != config);
-
- config->enableCmp = true; /* Enable the CMP module after initialization. */
- config->hysteresisMode = kCMP_HysteresisLevel0;
- config->enableHighSpeed = false;
- config->enableInvertOutput = false;
- config->useUnfilteredOutput = false;
- config->enablePinOut = false;
-#if defined(FSL_FEATURE_CMP_HAS_TRIGGER_MODE) && FSL_FEATURE_CMP_HAS_TRIGGER_MODE
- config->enableTriggerMode = false;
-#endif /* FSL_FEATURE_CMP_HAS_TRIGGER_MODE */
-}
-
-void CMP_SetInputChannels(CMP_Type *base, uint8_t positiveChannel, uint8_t negativeChannel)
-{
- uint8_t tmp8 = base->MUXCR;
-
- tmp8 &= ~(CMP_MUXCR_PSEL_MASK | CMP_MUXCR_MSEL_MASK);
- tmp8 |= CMP_MUXCR_PSEL(positiveChannel) | CMP_MUXCR_MSEL(negativeChannel);
- base->MUXCR = tmp8;
-}
-
-#if defined(FSL_FEATURE_CMP_HAS_DMA) && FSL_FEATURE_CMP_HAS_DMA
-void CMP_EnableDMA(CMP_Type *base, bool enable)
-{
- uint8_t tmp8 = base->SCR & ~(CMP_SCR_CFR_MASK | CMP_SCR_CFF_MASK); /* To avoid change the w1c bits. */
-
- if (enable)
- {
- tmp8 |= CMP_SCR_DMAEN_MASK;
- }
- else
- {
- tmp8 &= ~CMP_SCR_DMAEN_MASK;
- }
- base->SCR = tmp8;
-}
-#endif /* FSL_FEATURE_CMP_HAS_DMA */
-
-void CMP_SetFilterConfig(CMP_Type *base, const cmp_filter_config_t *config)
-{
- assert(NULL != config);
-
- uint8_t tmp8;
-
-#if defined(FSL_FEATURE_CMP_HAS_EXTERNAL_SAMPLE_SUPPORT) && FSL_FEATURE_CMP_HAS_EXTERNAL_SAMPLE_SUPPORT
- /* Choose the clock source for sampling. */
- if (config->enableSample)
- {
- base->CR1 |= CMP_CR1_SE_MASK; /* Choose the external SAMPLE clock. */
- }
- else
- {
- base->CR1 &= ~CMP_CR1_SE_MASK; /* Choose the internal divided bus clock. */
- }
-#endif /* FSL_FEATURE_CMP_HAS_EXTERNAL_SAMPLE_SUPPORT */
- /* Set the filter count. */
- tmp8 = base->CR0 & ~CMP_CR0_FILTER_CNT_MASK;
- tmp8 |= CMP_CR0_FILTER_CNT(config->filterCount);
- base->CR0 = tmp8;
- /* Set the filter period. It is used as the divider to bus clock. */
- base->FPR = CMP_FPR_FILT_PER(config->filterPeriod);
-}
-
-void CMP_SetDACConfig(CMP_Type *base, const cmp_dac_config_t *config)
-{
- uint8_t tmp8 = 0U;
-
- if (NULL == config)
- {
- /* Passing "NULL" as input parameter means no available configuration. So the DAC feature is disabled.*/
- base->DACCR = 0U;
- return;
- }
- /* CMPx_DACCR. */
- tmp8 |= CMP_DACCR_DACEN_MASK; /* Enable the internal DAC. */
- if (kCMP_VrefSourceVin2 == config->referenceVoltageSource)
- {
- tmp8 |= CMP_DACCR_VRSEL_MASK;
- }
- tmp8 |= CMP_DACCR_VOSEL(config->DACValue);
-
- base->DACCR = tmp8;
-}
-
-void CMP_EnableInterrupts(CMP_Type *base, uint32_t mask)
-{
- uint8_t tmp8 = base->SCR & ~(CMP_SCR_CFR_MASK | CMP_SCR_CFF_MASK); /* To avoid change the w1c bits. */
-
- if (0U != (kCMP_OutputRisingInterruptEnable & mask))
- {
- tmp8 |= CMP_SCR_IER_MASK;
- }
- if (0U != (kCMP_OutputFallingInterruptEnable & mask))
- {
- tmp8 |= CMP_SCR_IEF_MASK;
- }
- base->SCR = tmp8;
-}
-
-void CMP_DisableInterrupts(CMP_Type *base, uint32_t mask)
-{
- uint8_t tmp8 = base->SCR & ~(CMP_SCR_CFR_MASK | CMP_SCR_CFF_MASK); /* To avoid change the w1c bits. */
-
- if (0U != (kCMP_OutputRisingInterruptEnable & mask))
- {
- tmp8 &= ~CMP_SCR_IER_MASK;
- }
- if (0U != (kCMP_OutputFallingInterruptEnable & mask))
- {
- tmp8 &= ~CMP_SCR_IEF_MASK;
- }
- base->SCR = tmp8;
-}
-
-uint32_t CMP_GetStatusFlags(CMP_Type *base)
-{
- uint32_t ret32 = 0U;
-
- if (0U != (CMP_SCR_CFR_MASK & base->SCR))
- {
- ret32 |= kCMP_OutputRisingEventFlag;
- }
- if (0U != (CMP_SCR_CFF_MASK & base->SCR))
- {
- ret32 |= kCMP_OutputFallingEventFlag;
- }
- if (0U != (CMP_SCR_COUT_MASK & base->SCR))
- {
- ret32 |= kCMP_OutputAssertEventFlag;
- }
- return ret32;
-}
-
-void CMP_ClearStatusFlags(CMP_Type *base, uint32_t mask)
-{
- uint8_t tmp8 = base->SCR & ~(CMP_SCR_CFR_MASK | CMP_SCR_CFF_MASK); /* To avoid change the w1c bits. */
-
- if (0U != (kCMP_OutputRisingEventFlag & mask))
- {
- tmp8 |= CMP_SCR_CFR_MASK;
- }
- if (0U != (kCMP_OutputFallingEventFlag & mask))
- {
- tmp8 |= CMP_SCR_CFF_MASK;
- }
- base->SCR = tmp8;
-}