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targets/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/drivers/fsl_pdb.c@149:156823d33999, 2016-10-28 (annotated)

Committer:
<>
Date:
Fri Oct 28 11:17:30 2016 +0100
Revision:
149:156823d33999
Parent:
targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K22F/drivers/fsl_pdb.c@121:7f86b4238bec 
This updates the lib to the mbed lib v128



NOTE: This release includes a restructuring of the file and directory locations and thus some

include paths in your code may need updating accordingly.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 121:7f86b4238bec 1 /*
mbed_official 121:7f86b4238bec 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
mbed_official 121:7f86b4238bec 3 * All rights reserved.
mbed_official 121:7f86b4238bec 4 *
mbed_official 121:7f86b4238bec 5 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 121:7f86b4238bec 6 * are permitted provided that the following conditions are met:
mbed_official 121:7f86b4238bec 7 *
mbed_official 121:7f86b4238bec 8 * o Redistributions of source code must retain the above copyright notice, this list
mbed_official 121:7f86b4238bec 9 * of conditions and the following disclaimer.
mbed_official 121:7f86b4238bec 10 *
mbed_official 121:7f86b4238bec 11 * o Redistributions in binary form must reproduce the above copyright notice, this
mbed_official 121:7f86b4238bec 12 * list of conditions and the following disclaimer in the documentation and/or
mbed_official 121:7f86b4238bec 13 * other materials provided with the distribution.
mbed_official 121:7f86b4238bec 14 *
mbed_official 121:7f86b4238bec 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
mbed_official 121:7f86b4238bec 16 * contributors may be used to endorse or promote products derived from this
mbed_official 121:7f86b4238bec 17 * software without specific prior written permission.
mbed_official 121:7f86b4238bec 18 *
mbed_official 121:7f86b4238bec 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
mbed_official 121:7f86b4238bec 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
mbed_official 121:7f86b4238bec 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 121:7f86b4238bec 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
mbed_official 121:7f86b4238bec 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
mbed_official 121:7f86b4238bec 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
mbed_official 121:7f86b4238bec 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
mbed_official 121:7f86b4238bec 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
mbed_official 121:7f86b4238bec 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
mbed_official 121:7f86b4238bec 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 121:7f86b4238bec 29 */
mbed_official 121:7f86b4238bec 30
mbed_official 121:7f86b4238bec 31 #include "fsl_pdb.h"
mbed_official 121:7f86b4238bec 32
mbed_official 121:7f86b4238bec 33 /*******************************************************************************
mbed_official 121:7f86b4238bec 34 * Prototypes
mbed_official 121:7f86b4238bec 35 ******************************************************************************/
mbed_official 121:7f86b4238bec 36 /*!
mbed_official 121:7f86b4238bec 37 * @brief Get instance number for PDB module.
mbed_official 121:7f86b4238bec 38 *
mbed_official 121:7f86b4238bec 39 * @param base PDB peripheral base address
mbed_official 121:7f86b4238bec 40 */
mbed_official 121:7f86b4238bec 41 static uint32_t PDB_GetInstance(PDB_Type *base);
mbed_official 121:7f86b4238bec 42
mbed_official 121:7f86b4238bec 43 /*******************************************************************************
mbed_official 121:7f86b4238bec 44 * Variables
mbed_official 121:7f86b4238bec 45 ******************************************************************************/
mbed_official 121:7f86b4238bec 46 /*! @brief Pointers to PDB bases for each instance. */
mbed_official 121:7f86b4238bec 47 static PDB_Type *const s_pdbBases[] = PDB_BASE_PTRS;
mbed_official 121:7f86b4238bec 48 /*! @brief Pointers to PDB clocks for each instance. */
mbed_official 121:7f86b4238bec 49 const clock_ip_name_t s_pdbClocks[] = PDB_CLOCKS;
mbed_official 121:7f86b4238bec 50
mbed_official 121:7f86b4238bec 51 /*******************************************************************************
mbed_official 121:7f86b4238bec 52 * Codes
mbed_official 121:7f86b4238bec 53 ******************************************************************************/
mbed_official 121:7f86b4238bec 54 static uint32_t PDB_GetInstance(PDB_Type *base)
mbed_official 121:7f86b4238bec 55 {
mbed_official 121:7f86b4238bec 56 uint32_t instance;
mbed_official 121:7f86b4238bec 57
mbed_official 121:7f86b4238bec 58 /* Find the instance index from base address mappings. */
mbed_official 121:7f86b4238bec 59 for (instance = 0; instance < FSL_FEATURE_SOC_PDB_COUNT; instance++)
mbed_official 121:7f86b4238bec 60 {
mbed_official 121:7f86b4238bec 61 if (s_pdbBases[instance] == base)
mbed_official 121:7f86b4238bec 62 {
mbed_official 121:7f86b4238bec 63 break;
mbed_official 121:7f86b4238bec 64 }
mbed_official 121:7f86b4238bec 65 }
mbed_official 121:7f86b4238bec 66
mbed_official 121:7f86b4238bec 67 assert(instance < FSL_FEATURE_SOC_PDB_COUNT);
mbed_official 121:7f86b4238bec 68
mbed_official 121:7f86b4238bec 69 return instance;
mbed_official 121:7f86b4238bec 70 }
mbed_official 121:7f86b4238bec 71
mbed_official 121:7f86b4238bec 72 void PDB_Init(PDB_Type *base, const pdb_config_t *config)
mbed_official 121:7f86b4238bec 73 {
mbed_official 121:7f86b4238bec 74 assert(NULL != config);
mbed_official 121:7f86b4238bec 75
mbed_official 121:7f86b4238bec 76 uint32_t tmp32;
mbed_official 121:7f86b4238bec 77
mbed_official 121:7f86b4238bec 78 /* Enable the clock. */
mbed_official 121:7f86b4238bec 79 CLOCK_EnableClock(s_pdbClocks[PDB_GetInstance(base)]);
mbed_official 121:7f86b4238bec 80
mbed_official 121:7f86b4238bec 81 /* Configure. */
mbed_official 121:7f86b4238bec 82 /* PDBx_SC. */
mbed_official 121:7f86b4238bec 83 tmp32 = base->SC &
mbed_official 121:7f86b4238bec 84 ~(PDB_SC_LDMOD_MASK | PDB_SC_PRESCALER_MASK | PDB_SC_TRGSEL_MASK | PDB_SC_MULT_MASK | PDB_SC_CONT_MASK);
mbed_official 121:7f86b4238bec 85
mbed_official 121:7f86b4238bec 86 tmp32 |= PDB_SC_LDMOD(config->loadValueMode) | PDB_SC_PRESCALER(config->prescalerDivider) |
mbed_official 121:7f86b4238bec 87 PDB_SC_TRGSEL(config->triggerInputSource) | PDB_SC_MULT(config->dividerMultiplicationFactor);
mbed_official 121:7f86b4238bec 88 if (config->enableContinuousMode)
mbed_official 121:7f86b4238bec 89 {
mbed_official 121:7f86b4238bec 90 tmp32 |= PDB_SC_CONT_MASK;
mbed_official 121:7f86b4238bec 91 }
mbed_official 121:7f86b4238bec 92 base->SC = tmp32;
mbed_official 121:7f86b4238bec 93
mbed_official 121:7f86b4238bec 94 PDB_Enable(base, true); /* Enable the PDB module. */
mbed_official 121:7f86b4238bec 95 }
mbed_official 121:7f86b4238bec 96
mbed_official 121:7f86b4238bec 97 void PDB_Deinit(PDB_Type *base)
mbed_official 121:7f86b4238bec 98 {
mbed_official 121:7f86b4238bec 99 PDB_Enable(base, false); /* Disable the PDB module. */
mbed_official 121:7f86b4238bec 100
mbed_official 121:7f86b4238bec 101 /* Disable the clock. */
mbed_official 121:7f86b4238bec 102 CLOCK_DisableClock(s_pdbClocks[PDB_GetInstance(base)]);
mbed_official 121:7f86b4238bec 103 }
mbed_official 121:7f86b4238bec 104
mbed_official 121:7f86b4238bec 105 void PDB_GetDefaultConfig(pdb_config_t *config)
mbed_official 121:7f86b4238bec 106 {
mbed_official 121:7f86b4238bec 107 assert(NULL != config);
mbed_official 121:7f86b4238bec 108
mbed_official 121:7f86b4238bec 109 config->loadValueMode = kPDB_LoadValueImmediately;
mbed_official 121:7f86b4238bec 110 config->prescalerDivider = kPDB_PrescalerDivider1;
mbed_official 121:7f86b4238bec 111 config->dividerMultiplicationFactor = kPDB_DividerMultiplicationFactor1;
mbed_official 121:7f86b4238bec 112 config->triggerInputSource = kPDB_TriggerSoftware;
mbed_official 121:7f86b4238bec 113 config->enableContinuousMode = false;
mbed_official 121:7f86b4238bec 114 }
mbed_official 121:7f86b4238bec 115
mbed_official 121:7f86b4238bec 116 #if defined(FSL_FEATURE_PDB_HAS_DAC) && FSL_FEATURE_PDB_HAS_DAC
mbed_official 121:7f86b4238bec 117 void PDB_SetDACTriggerConfig(PDB_Type *base, uint32_t channel, pdb_dac_trigger_config_t *config)
mbed_official 121:7f86b4238bec 118 {
mbed_official 121:7f86b4238bec 119 assert(channel < PDB_INTC_COUNT);
mbed_official 121:7f86b4238bec 120 assert(NULL != config);
mbed_official 121:7f86b4238bec 121
mbed_official 121:7f86b4238bec 122 uint32_t tmp32 = 0U;
mbed_official 121:7f86b4238bec 123
mbed_official 121:7f86b4238bec 124 /* PDBx_DACINTC. */
mbed_official 121:7f86b4238bec 125 if (config->enableExternalTriggerInput)
mbed_official 121:7f86b4238bec 126 {
mbed_official 121:7f86b4238bec 127 tmp32 |= PDB_INTC_EXT_MASK;
mbed_official 121:7f86b4238bec 128 }
mbed_official 121:7f86b4238bec 129 if (config->enableIntervalTrigger)
mbed_official 121:7f86b4238bec 130 {
mbed_official 121:7f86b4238bec 131 tmp32 |= PDB_INTC_TOE_MASK;
mbed_official 121:7f86b4238bec 132 }
mbed_official 121:7f86b4238bec 133 base->DAC[channel].INTC = tmp32;
mbed_official 121:7f86b4238bec 134 }
mbed_official 121:7f86b4238bec 135 #endif /* FSL_FEATURE_PDB_HAS_DAC */