Johannes Stratmann / mbed-dev

added prescaler for 16 bit pwm in LPC1347 target

Fork of mbed-dev by mbed official

targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_KL43Z/drivers/fsl_cop.c@144:ef7eb2e8f9f7, 2016-09-02 (annotated)

Committer:
<>
Date:
Fri Sep 02 15:07:44 2016 +0100
Revision:
144:ef7eb2e8f9f7
This updates the lib to the mbed lib v125

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /*
<> 144:ef7eb2e8f9f7 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
<> 144:ef7eb2e8f9f7 3 * All rights reserved.
<> 144:ef7eb2e8f9f7 4 *
<> 144:ef7eb2e8f9f7 5 * Redistribution and use in source and binary forms, with or without modification,
<> 144:ef7eb2e8f9f7 6 * are permitted provided that the following conditions are met:
<> 144:ef7eb2e8f9f7 7 *
<> 144:ef7eb2e8f9f7 8 * o Redistributions of source code must retain the above copyright notice, this list
<> 144:ef7eb2e8f9f7 9 * of conditions and the following disclaimer.
<> 144:ef7eb2e8f9f7 10 *
<> 144:ef7eb2e8f9f7 11 * o Redistributions in binary form must reproduce the above copyright notice, this
<> 144:ef7eb2e8f9f7 12 * list of conditions and the following disclaimer in the documentation and/or
<> 144:ef7eb2e8f9f7 13 * other materials provided with the distribution.
<> 144:ef7eb2e8f9f7 14 *
<> 144:ef7eb2e8f9f7 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
<> 144:ef7eb2e8f9f7 16 * contributors may be used to endorse or promote products derived from this
<> 144:ef7eb2e8f9f7 17 * software without specific prior written permission.
<> 144:ef7eb2e8f9f7 18 *
<> 144:ef7eb2e8f9f7 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
<> 144:ef7eb2e8f9f7 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
<> 144:ef7eb2e8f9f7 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 144:ef7eb2e8f9f7 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
<> 144:ef7eb2e8f9f7 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
<> 144:ef7eb2e8f9f7 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
<> 144:ef7eb2e8f9f7 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
<> 144:ef7eb2e8f9f7 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
<> 144:ef7eb2e8f9f7 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
<> 144:ef7eb2e8f9f7 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 144:ef7eb2e8f9f7 29 */
<> 144:ef7eb2e8f9f7 30
<> 144:ef7eb2e8f9f7 31 #include "fsl_cop.h"
<> 144:ef7eb2e8f9f7 32
<> 144:ef7eb2e8f9f7 33 /*******************************************************************************
<> 144:ef7eb2e8f9f7 34 * Code
<> 144:ef7eb2e8f9f7 35 ******************************************************************************/
<> 144:ef7eb2e8f9f7 36
<> 144:ef7eb2e8f9f7 37 void COP_GetDefaultConfig(cop_config_t *config)
<> 144:ef7eb2e8f9f7 38 {
<> 144:ef7eb2e8f9f7 39 assert(config);
<> 144:ef7eb2e8f9f7 40
<> 144:ef7eb2e8f9f7 41 config->enableWindowMode = false;
<> 144:ef7eb2e8f9f7 42 #if defined(FSL_FEATURE_COP_HAS_LONGTIME_MODE) && FSL_FEATURE_COP_HAS_LONGTIME_MODE
<> 144:ef7eb2e8f9f7 43 config->timeoutMode = kCOP_LongTimeoutMode;
<> 144:ef7eb2e8f9f7 44 config->enableStop = false;
<> 144:ef7eb2e8f9f7 45 config->enableDebug = false;
<> 144:ef7eb2e8f9f7 46 #endif /* FSL_FEATURE_COP_HAS_LONGTIME_MODE */
<> 144:ef7eb2e8f9f7 47 config->clockSource = kCOP_LpoClock;
<> 144:ef7eb2e8f9f7 48 config->timeoutCycles = kCOP_2Power10CyclesOr2Power18Cycles;
<> 144:ef7eb2e8f9f7 49 }
<> 144:ef7eb2e8f9f7 50
<> 144:ef7eb2e8f9f7 51 void COP_Init(SIM_Type *base, const cop_config_t *config)
<> 144:ef7eb2e8f9f7 52 {
<> 144:ef7eb2e8f9f7 53 assert(config);
<> 144:ef7eb2e8f9f7 54
<> 144:ef7eb2e8f9f7 55 uint32_t value = 0U;
<> 144:ef7eb2e8f9f7 56
<> 144:ef7eb2e8f9f7 57 #if defined(FSL_FEATURE_COP_HAS_LONGTIME_MODE) && FSL_FEATURE_COP_HAS_LONGTIME_MODE
<> 144:ef7eb2e8f9f7 58 value = SIM_COPC_COPW(config->enableWindowMode) | SIM_COPC_COPCLKS(config->timeoutMode) |
<> 144:ef7eb2e8f9f7 59 SIM_COPC_COPT(config->timeoutCycles) | SIM_COPC_COPSTPEN(config->enableStop) |
<> 144:ef7eb2e8f9f7 60 SIM_COPC_COPDBGEN(config->enableDebug) | SIM_COPC_COPCLKSEL(config->clockSource);
<> 144:ef7eb2e8f9f7 61 #else
<> 144:ef7eb2e8f9f7 62 value = SIM_COPC_COPW(config->enableWindowMode) | SIM_COPC_COPCLKS(config->clockSource) |
<> 144:ef7eb2e8f9f7 63 SIM_COPC_COPT(config->timeoutCycles);
<> 144:ef7eb2e8f9f7 64 #endif /* FSL_FEATURE_COP_HAS_LONGTIME_MODE */
<> 144:ef7eb2e8f9f7 65 base->COPC = value;
<> 144:ef7eb2e8f9f7 66 }
<> 144:ef7eb2e8f9f7 67
<> 144:ef7eb2e8f9f7 68 void COP_Refresh(SIM_Type *base)
<> 144:ef7eb2e8f9f7 69 {
<> 144:ef7eb2e8f9f7 70 uint32_t primaskValue = 0U;
<> 144:ef7eb2e8f9f7 71
<> 144:ef7eb2e8f9f7 72 /* Disable the global interrupt to protect refresh sequence */
<> 144:ef7eb2e8f9f7 73 primaskValue = DisableGlobalIRQ();
<> 144:ef7eb2e8f9f7 74 base->SRVCOP = COP_FIRST_BYTE_OF_REFRESH;
<> 144:ef7eb2e8f9f7 75 base->SRVCOP = COP_SECOND_BYTE_OF_REFRESH;
<> 144:ef7eb2e8f9f7 76 EnableGlobalIRQ(primaskValue);
<> 144:ef7eb2e8f9f7 77 }