fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_Freescale/TARGET_KL27Z/system_MKL27Z644.c@121:7f86b4238bec, 2016-05-03 (annotated)
- Committer:
- mbed_official
- Date:
- Tue May 03 00:15:16 2016 +0100
- Revision:
- 121:7f86b4238bec
Synchronized with git revision 9cef243de23875778f461bbe9a8c1bc47e65212b
Full URL: https://github.com/mbedmicro/mbed/commit/9cef243de23875778f461bbe9a8c1bc47e65212b/
Switch to KSDK 2.0
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 121:7f86b4238bec | 1 | /* |
mbed_official | 121:7f86b4238bec | 2 | ** ################################################################### |
mbed_official | 121:7f86b4238bec | 3 | ** Processors: MKL27Z32VDA4 |
mbed_official | 121:7f86b4238bec | 4 | ** MKL27Z32VFM4 |
mbed_official | 121:7f86b4238bec | 5 | ** MKL27Z32VFT4 |
mbed_official | 121:7f86b4238bec | 6 | ** MKL27Z32VLH4 |
mbed_official | 121:7f86b4238bec | 7 | ** MKL27Z32VMP4 |
mbed_official | 121:7f86b4238bec | 8 | ** MKL27Z64VDA4 |
mbed_official | 121:7f86b4238bec | 9 | ** MKL27Z64VFM4 |
mbed_official | 121:7f86b4238bec | 10 | ** MKL27Z64VFT4 |
mbed_official | 121:7f86b4238bec | 11 | ** MKL27Z64VLH4 |
mbed_official | 121:7f86b4238bec | 12 | ** MKL27Z64VMP4 |
mbed_official | 121:7f86b4238bec | 13 | ** |
mbed_official | 121:7f86b4238bec | 14 | ** Compilers: Keil ARM C/C++ Compiler |
mbed_official | 121:7f86b4238bec | 15 | ** Freescale C/C++ for Embedded ARM |
mbed_official | 121:7f86b4238bec | 16 | ** GNU C Compiler |
mbed_official | 121:7f86b4238bec | 17 | ** IAR ANSI C/C++ Compiler for ARM |
mbed_official | 121:7f86b4238bec | 18 | ** |
mbed_official | 121:7f86b4238bec | 19 | ** Reference manual: KL27P64M48SF2RM, Rev. 1, Sep 2014 |
mbed_official | 121:7f86b4238bec | 20 | ** Version: rev. 1.4, 2014-09-22 |
mbed_official | 121:7f86b4238bec | 21 | ** Build: b151217 |
mbed_official | 121:7f86b4238bec | 22 | ** |
mbed_official | 121:7f86b4238bec | 23 | ** Abstract: |
mbed_official | 121:7f86b4238bec | 24 | ** Provides a system configuration function and a global variable that |
mbed_official | 121:7f86b4238bec | 25 | ** contains the system frequency. It configures the device and initializes |
mbed_official | 121:7f86b4238bec | 26 | ** the oscillator (PLL) that is part of the microcontroller device. |
mbed_official | 121:7f86b4238bec | 27 | ** |
mbed_official | 121:7f86b4238bec | 28 | ** Copyright (c) 2015 Freescale Semiconductor, Inc. |
mbed_official | 121:7f86b4238bec | 29 | ** All rights reserved. |
mbed_official | 121:7f86b4238bec | 30 | ** |
mbed_official | 121:7f86b4238bec | 31 | ** Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 121:7f86b4238bec | 32 | ** are permitted provided that the following conditions are met: |
mbed_official | 121:7f86b4238bec | 33 | ** |
mbed_official | 121:7f86b4238bec | 34 | ** o Redistributions of source code must retain the above copyright notice, this list |
mbed_official | 121:7f86b4238bec | 35 | ** of conditions and the following disclaimer. |
mbed_official | 121:7f86b4238bec | 36 | ** |
mbed_official | 121:7f86b4238bec | 37 | ** o Redistributions in binary form must reproduce the above copyright notice, this |
mbed_official | 121:7f86b4238bec | 38 | ** list of conditions and the following disclaimer in the documentation and/or |
mbed_official | 121:7f86b4238bec | 39 | ** other materials provided with the distribution. |
mbed_official | 121:7f86b4238bec | 40 | ** |
mbed_official | 121:7f86b4238bec | 41 | ** o Neither the name of Freescale Semiconductor, Inc. nor the names of its |
mbed_official | 121:7f86b4238bec | 42 | ** contributors may be used to endorse or promote products derived from this |
mbed_official | 121:7f86b4238bec | 43 | ** software without specific prior written permission. |
mbed_official | 121:7f86b4238bec | 44 | ** |
mbed_official | 121:7f86b4238bec | 45 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
mbed_official | 121:7f86b4238bec | 46 | ** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
mbed_official | 121:7f86b4238bec | 47 | ** WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 121:7f86b4238bec | 48 | ** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
mbed_official | 121:7f86b4238bec | 49 | ** ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
mbed_official | 121:7f86b4238bec | 50 | ** (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
mbed_official | 121:7f86b4238bec | 51 | ** LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
mbed_official | 121:7f86b4238bec | 52 | ** ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
mbed_official | 121:7f86b4238bec | 53 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
mbed_official | 121:7f86b4238bec | 54 | ** SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 121:7f86b4238bec | 55 | ** |
mbed_official | 121:7f86b4238bec | 56 | ** http: www.freescale.com |
mbed_official | 121:7f86b4238bec | 57 | ** mail: support@freescale.com |
mbed_official | 121:7f86b4238bec | 58 | ** |
mbed_official | 121:7f86b4238bec | 59 | ** Revisions: |
mbed_official | 121:7f86b4238bec | 60 | ** - rev. 1.0 (2014-05-12) |
mbed_official | 121:7f86b4238bec | 61 | ** Initial version. |
mbed_official | 121:7f86b4238bec | 62 | ** - rev. 1.1 (2014-07-10) |
mbed_official | 121:7f86b4238bec | 63 | ** UART0 - UART0 module renamed to UART2. |
mbed_official | 121:7f86b4238bec | 64 | ** - rev. 1.2 (2014-08-12) |
mbed_official | 121:7f86b4238bec | 65 | ** CRC - CRC register renamed to DATA. |
mbed_official | 121:7f86b4238bec | 66 | ** - rev. 1.3 (2014-09-02) |
mbed_official | 121:7f86b4238bec | 67 | ** USB - USB0_CTL0 was renamed to USB0_OTGCTL register. |
mbed_official | 121:7f86b4238bec | 68 | ** USB - USB0_CTL1 was renamed to USB0_CTL register. |
mbed_official | 121:7f86b4238bec | 69 | ** USB - Two new bitfields (STOP_ACK_DLY_EN, AHB_DLY_EN) was added to the USB0_KEEP_ALIVE_CTRL register. |
mbed_official | 121:7f86b4238bec | 70 | ** - rev. 1.4 (2014-09-22) |
mbed_official | 121:7f86b4238bec | 71 | ** FLEXIO - Offsets of the SHIFTBUFBIS registers were interchanged with offsets of the SHIFTBUFBBS registers. |
mbed_official | 121:7f86b4238bec | 72 | ** SIM - Changed bitfield value MCGIRCLK to LIRC_CLK of bitfield CLKOUTSEL in SOPT2 register. |
mbed_official | 121:7f86b4238bec | 73 | ** SIM - Removed bitfield DIEID in SDID register. |
mbed_official | 121:7f86b4238bec | 74 | ** UART2 - Removed ED register. |
mbed_official | 121:7f86b4238bec | 75 | ** UART2 - Removed MODEM register. |
mbed_official | 121:7f86b4238bec | 76 | ** UART2 - Removed IR register. |
mbed_official | 121:7f86b4238bec | 77 | ** UART2 - Removed PFIFO register. |
mbed_official | 121:7f86b4238bec | 78 | ** UART2 - Removed CFIFO register. |
mbed_official | 121:7f86b4238bec | 79 | ** UART2 - Removed SFIFO register. |
mbed_official | 121:7f86b4238bec | 80 | ** UART2 - Removed TWFIFO register. |
mbed_official | 121:7f86b4238bec | 81 | ** UART2 - Removed TCFIFO register. |
mbed_official | 121:7f86b4238bec | 82 | ** UART2 - Removed RWFIFO register. |
mbed_official | 121:7f86b4238bec | 83 | ** UART2 - Removed RCFIFO register. |
mbed_official | 121:7f86b4238bec | 84 | ** USB - Removed bitfield REG_EN in CLK_RECOVER_IRC_EN register. |
mbed_official | 121:7f86b4238bec | 85 | ** USB - Renamed USBEN bitfield of USB0_CTL was renamed to USBENSOFEN. |
mbed_official | 121:7f86b4238bec | 86 | ** |
mbed_official | 121:7f86b4238bec | 87 | ** ################################################################### |
mbed_official | 121:7f86b4238bec | 88 | */ |
mbed_official | 121:7f86b4238bec | 89 | |
mbed_official | 121:7f86b4238bec | 90 | /*! |
mbed_official | 121:7f86b4238bec | 91 | * @file MKL27Z644 |
mbed_official | 121:7f86b4238bec | 92 | * @version 1.4 |
mbed_official | 121:7f86b4238bec | 93 | * @date 2014-09-22 |
mbed_official | 121:7f86b4238bec | 94 | * @brief Device specific configuration file for MKL27Z644 (implementation file) |
mbed_official | 121:7f86b4238bec | 95 | * |
mbed_official | 121:7f86b4238bec | 96 | * Provides a system configuration function and a global variable that contains |
mbed_official | 121:7f86b4238bec | 97 | * the system frequency. It configures the device and initializes the oscillator |
mbed_official | 121:7f86b4238bec | 98 | * (PLL) that is part of the microcontroller device. |
mbed_official | 121:7f86b4238bec | 99 | */ |
mbed_official | 121:7f86b4238bec | 100 | |
mbed_official | 121:7f86b4238bec | 101 | #include <stdint.h> |
mbed_official | 121:7f86b4238bec | 102 | #include "fsl_device_registers.h" |
mbed_official | 121:7f86b4238bec | 103 | |
mbed_official | 121:7f86b4238bec | 104 | |
mbed_official | 121:7f86b4238bec | 105 | |
mbed_official | 121:7f86b4238bec | 106 | /* ---------------------------------------------------------------------------- |
mbed_official | 121:7f86b4238bec | 107 | -- Core clock |
mbed_official | 121:7f86b4238bec | 108 | ---------------------------------------------------------------------------- */ |
mbed_official | 121:7f86b4238bec | 109 | |
mbed_official | 121:7f86b4238bec | 110 | uint32_t SystemCoreClock = DEFAULT_SYSTEM_CLOCK; |
mbed_official | 121:7f86b4238bec | 111 | |
mbed_official | 121:7f86b4238bec | 112 | /* ---------------------------------------------------------------------------- |
mbed_official | 121:7f86b4238bec | 113 | -- SystemInit() |
mbed_official | 121:7f86b4238bec | 114 | ---------------------------------------------------------------------------- */ |
mbed_official | 121:7f86b4238bec | 115 | |
mbed_official | 121:7f86b4238bec | 116 | void SystemInit (void) { |
mbed_official | 121:7f86b4238bec | 117 | |
mbed_official | 121:7f86b4238bec | 118 | #if (ACK_ISOLATION) |
mbed_official | 121:7f86b4238bec | 119 | if(PMC->REGSC & PMC_REGSC_ACKISO_MASK) { |
mbed_official | 121:7f86b4238bec | 120 | PMC->REGSC |= PMC_REGSC_ACKISO_MASK; /* VLLSx recovery */ |
mbed_official | 121:7f86b4238bec | 121 | } |
mbed_official | 121:7f86b4238bec | 122 | #endif |
mbed_official | 121:7f86b4238bec | 123 | #if (DISABLE_WDOG) |
mbed_official | 121:7f86b4238bec | 124 | /* SIM->COPC: ?=0,COPCLKSEL=0,COPDBGEN=0,COPSTPEN=0,COPT=0,COPCLKS=0,COPW=0 */ |
mbed_official | 121:7f86b4238bec | 125 | SIM->COPC = (uint32_t)0x00u; |
mbed_official | 121:7f86b4238bec | 126 | #endif /* (DISABLE_WDOG) */ |
mbed_official | 121:7f86b4238bec | 127 | |
mbed_official | 121:7f86b4238bec | 128 | } |
mbed_official | 121:7f86b4238bec | 129 | |
mbed_official | 121:7f86b4238bec | 130 | /* ---------------------------------------------------------------------------- |
mbed_official | 121:7f86b4238bec | 131 | -- SystemCoreClockUpdate() |
mbed_official | 121:7f86b4238bec | 132 | ---------------------------------------------------------------------------- */ |
mbed_official | 121:7f86b4238bec | 133 | |
mbed_official | 121:7f86b4238bec | 134 | void SystemCoreClockUpdate (void) { |
mbed_official | 121:7f86b4238bec | 135 | |
mbed_official | 121:7f86b4238bec | 136 | uint32_t MCGOUTClock; /* Variable to store output clock frequency of the MCG module */ |
mbed_official | 121:7f86b4238bec | 137 | uint16_t Divider; |
mbed_official | 121:7f86b4238bec | 138 | |
mbed_official | 121:7f86b4238bec | 139 | if ((MCG->S & MCG_S_CLKST_MASK) == 0x00U) { |
mbed_official | 121:7f86b4238bec | 140 | /* High internal reference clock is selected */ |
mbed_official | 121:7f86b4238bec | 141 | MCGOUTClock = CPU_INT_FAST_CLK_HZ; /* Fast internal reference clock selected */ |
mbed_official | 121:7f86b4238bec | 142 | } else if ((MCG->S & MCG_S_CLKST_MASK) == 0x04U) { |
mbed_official | 121:7f86b4238bec | 143 | /* Internal reference clock is selected */ |
mbed_official | 121:7f86b4238bec | 144 | Divider = (uint16_t)(0x01LU << ((MCG->SC & MCG_SC_FCRDIV_MASK) >> MCG_SC_FCRDIV_SHIFT)); |
mbed_official | 121:7f86b4238bec | 145 | MCGOUTClock = (uint32_t) (CPU_INT_SLOW_CLK_HZ / Divider); /* Slow internal reference clock 8MHz selected */ |
mbed_official | 121:7f86b4238bec | 146 | } else if ((MCG->S & MCG_S_CLKST_MASK) == 0x08U) { |
mbed_official | 121:7f86b4238bec | 147 | /* External reference clock is selected */ |
mbed_official | 121:7f86b4238bec | 148 | MCGOUTClock = CPU_XTAL_CLK_HZ; |
mbed_official | 121:7f86b4238bec | 149 | } else { |
mbed_official | 121:7f86b4238bec | 150 | /* Reserved value */ |
mbed_official | 121:7f86b4238bec | 151 | return; |
mbed_official | 121:7f86b4238bec | 152 | } /* (!((MCG->S & MCG_S_CLKST_MASK) == 0x08U)) */ |
mbed_official | 121:7f86b4238bec | 153 | SystemCoreClock = (MCGOUTClock / (0x01U + ((SIM->CLKDIV1 & SIM_CLKDIV1_OUTDIV1_MASK) >> SIM_CLKDIV1_OUTDIV1_SHIFT))); |
mbed_official | 121:7f86b4238bec | 154 | |
mbed_official | 121:7f86b4238bec | 155 | } |