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-rw-r--r--drivers/fsl_cmt.c265
1 files changed, 0 insertions, 265 deletions
diff --git a/drivers/fsl_cmt.c b/drivers/fsl_cmt.c
deleted file mode 100644
index 8cf72bc..0000000
--- a/drivers/fsl_cmt.c
+++ /dev/null
@@ -1,265 +0,0 @@
-/*
- * Copyright (c) 2016, 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_cmt.h"
-
-/*******************************************************************************
- * Definitions
- ******************************************************************************/
-
-/* The standard intermediate frequency (IF). */
-#define CMT_INTERMEDIATEFREQUENCY_8MHZ (8000000U)
-/* CMT data modulate mask. */
-#define CMT_MODULATE_COUNT_WIDTH (8U)
-/* CMT diver 1. */
-#define CMT_CMTDIV_ONE (1)
-/* CMT diver 2. */
-#define CMT_CMTDIV_TWO (2)
-/* CMT diver 4. */
-#define CMT_CMTDIV_FOUR (4)
-/* CMT diver 8. */
-#define CMT_CMTDIV_EIGHT (8)
-
-/*******************************************************************************
- * Prototypes
- ******************************************************************************/
-
-/*!
- * @brief Get instance number for CMT module.
- *
- * @param base CMT peripheral base address.
- */
-static uint32_t CMT_GetInstance(CMT_Type *base);
-
-/*******************************************************************************
- * Variables
- ******************************************************************************/
-
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
-/*! @brief Pointers to cmt clocks for each instance. */
-static const clock_ip_name_t s_cmtClock[FSL_FEATURE_SOC_CMT_COUNT] = CMT_CLOCKS;
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-
-/*! @brief Pointers to cmt bases for each instance. */
-static CMT_Type *const s_cmtBases[] = CMT_BASE_PTRS;
-
-/*! @brief Pointers to cmt IRQ number for each instance. */
-static const IRQn_Type s_cmtIrqs[] = CMT_IRQS;
-
-/*******************************************************************************
- * Codes
- ******************************************************************************/
-
-static uint32_t CMT_GetInstance(CMT_Type *base)
-{
- uint32_t instance;
-
- /* Find the instance index from base address mappings. */
- for (instance = 0; instance < ARRAY_SIZE(s_cmtBases); instance++)
- {
- if (s_cmtBases[instance] == base)
- {
- break;
- }
- }
-
- assert(instance < ARRAY_SIZE(s_cmtBases));
-
- return instance;
-}
-
-void CMT_GetDefaultConfig(cmt_config_t *config)
-{
- assert(config);
-
- /* Default infrared output is enabled and set with high active, the divider is set to 1. */
- config->isInterruptEnabled = false;
- config->isIroEnabled = true;
- config->iroPolarity = kCMT_IROActiveHigh;
- config->divider = kCMT_SecondClkDiv1;
-}
-
-void CMT_Init(CMT_Type *base, const cmt_config_t *config, uint32_t busClock_Hz)
-{
- assert(config);
- assert(busClock_Hz >= CMT_INTERMEDIATEFREQUENCY_8MHZ);
-
- uint8_t divider;
-
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
- /* Ungate clock. */
- CLOCK_EnableClock(s_cmtClock[CMT_GetInstance(base)]);
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-
- /* Sets clock divider. The divider set in pps should be set
- to make sycClock_Hz/divder = 8MHz */
- base->PPS = CMT_PPS_PPSDIV(busClock_Hz / CMT_INTERMEDIATEFREQUENCY_8MHZ - 1);
- divider = base->MSC;
- divider &= ~CMT_MSC_CMTDIV_MASK;
- divider |= CMT_MSC_CMTDIV(config->divider);
- base->MSC = divider;
-
- /* Set the IRO signal. */
- base->OC = CMT_OC_CMTPOL(config->iroPolarity) | CMT_OC_IROPEN(config->isIroEnabled);
-
- /* Set interrupt. */
- if (config->isInterruptEnabled)
- {
- CMT_EnableInterrupts(base, kCMT_EndOfCycleInterruptEnable);
- EnableIRQ(s_cmtIrqs[CMT_GetInstance(base)]);
- }
-}
-
-void CMT_Deinit(CMT_Type *base)
-{
- /*Disable the CMT modulator. */
- base->MSC = 0;
-
- /* Disable the interrupt. */
- CMT_DisableInterrupts(base, kCMT_EndOfCycleInterruptEnable);
- DisableIRQ(s_cmtIrqs[CMT_GetInstance(base)]);
-
-#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
- /* Gate the clock. */
- CLOCK_DisableClock(s_cmtClock[CMT_GetInstance(base)]);
-#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
-}
-
-void CMT_SetMode(CMT_Type *base, cmt_mode_t mode, cmt_modulate_config_t *modulateConfig)
-{
- uint8_t mscReg = base->MSC;
-
- /* Judge the mode. */
- if (mode != kCMT_DirectIROCtl)
- {
- assert(modulateConfig);
-
- /* Set carrier generator. */
- CMT_SetCarrirGenerateCountOne(base, modulateConfig->highCount1, modulateConfig->lowCount1);
- if (mode == kCMT_FSKMode)
- {
- CMT_SetCarrirGenerateCountTwo(base, modulateConfig->highCount2, modulateConfig->lowCount2);
- }
-
- /* Set carrier modulator. */
- CMT_SetModulateMarkSpace(base, modulateConfig->markCount, modulateConfig->spaceCount);
- mscReg &= ~ (CMT_MSC_FSK_MASK | CMT_MSC_BASE_MASK);
- mscReg |= mode;
- }
- else
- {
- mscReg &= ~CMT_MSC_MCGEN_MASK;
- }
- /* Set the CMT mode. */
- base->MSC = mscReg;
-}
-
-cmt_mode_t CMT_GetMode(CMT_Type *base)
-{
- uint8_t mode = base->MSC;
-
- if (!(mode & CMT_MSC_MCGEN_MASK))
- { /* Carrier modulator disabled and the IRO signal is in direct software control. */
- return kCMT_DirectIROCtl;
- }
- else
- {
- /* Carrier modulator is enabled. */
- if (mode & CMT_MSC_BASE_MASK)
- {
- /* Base band mode. */
- return kCMT_BasebandMode;
- }
- else if (mode & CMT_MSC_FSK_MASK)
- {
- /* FSK mode. */
- return kCMT_FSKMode;
- }
- else
- {
- /* Time mode. */
- return kCMT_TimeMode;
- }
- }
-}
-
-uint32_t CMT_GetCMTFrequency(CMT_Type *base, uint32_t busClock_Hz)
-{
- uint32_t frequency;
- uint32_t divider;
-
- /* Get intermediate frequency. */
- frequency = busClock_Hz / ((base->PPS & CMT_PPS_PPSDIV_MASK) + 1);
-
- /* Get the second divider. */
- divider = ((base->MSC & CMT_MSC_CMTDIV_MASK) >> CMT_MSC_CMTDIV_SHIFT);
- /* Get CMT frequency. */
- switch ((cmt_second_clkdiv_t)divider)
- {
- case kCMT_SecondClkDiv1:
- frequency = frequency / CMT_CMTDIV_ONE;
- break;
- case kCMT_SecondClkDiv2:
- frequency = frequency / CMT_CMTDIV_TWO;
- break;
- case kCMT_SecondClkDiv4:
- frequency = frequency / CMT_CMTDIV_FOUR;
- break;
- case kCMT_SecondClkDiv8:
- frequency = frequency / CMT_CMTDIV_EIGHT;
- break;
- default:
- frequency = frequency / CMT_CMTDIV_ONE;
- break;
- }
-
- return frequency;
-}
-
-void CMT_SetModulateMarkSpace(CMT_Type *base, uint32_t markCount, uint32_t spaceCount)
-{
- /* Set modulate mark. */
- base->CMD1 = (markCount >> CMT_MODULATE_COUNT_WIDTH) & CMT_CMD1_MB_MASK;
- base->CMD2 = (markCount & CMT_CMD2_MB_MASK);
- /* Set modulate space. */
- base->CMD3 = (spaceCount >> CMT_MODULATE_COUNT_WIDTH) & CMT_CMD3_SB_MASK;
- base->CMD4 = spaceCount & CMT_CMD4_SB_MASK;
-}
-
-void CMT_SetIroState(CMT_Type *base, cmt_infrared_output_state_t state)
-{
- uint8_t ocReg = base->OC;
-
- ocReg &= ~CMT_OC_IROL_MASK;
- ocReg |= CMT_OC_IROL(state);
-
- /* Set the infrared output signal control. */
- base->OC = ocReg;
-}
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