/*
** ###################################################################
**     Processors:          MKL28Z512VDC7
**                          MKL28Z512VLL7
**
**     Compilers:           Keil ARM C/C++ Compiler
**                          Freescale C/C++ for Embedded ARM
**                          GNU C Compiler
**                          GNU C Compiler - CodeSourcery Sourcery G++
**                          IAR ANSI C/C++ Compiler for ARM
**
**     Reference manual:    MKL28ZRM, Rev. 2, March, 2016
**     Version:             rev. 1.12, 2015-06-03
**     Build:               b160324
**
**     Abstract:
**         Provides a system configuration function and a global variable that
**         contains the system frequency. It configures the device and initializes
**         the oscillator (PLL) that is part of the microcontroller device.
**
**     Copyright (c) 2016 Freescale Semiconductor, Inc.
**     All rights reserved.
**
**     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 Freescale Semiconductor, Inc. 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.
**
**     http:                 www.freescale.com
**     mail:                 support@freescale.com
**
**     Revisions:
**     - rev. 1.0 (2014-12-29)
**         Initial version.
**     - rev. 1.1 (2015-03-19)
**         Make array for registers in XRDC, PCC and TRGMUX
**     - rev. 1.2 (2015-03-20)
**         Add vector table for intmux0
**         Add IRQS for SCG, RCM, DAC, TSI
**     - rev. 1.3 (2015-03-26)
**         Update FGPIO and GPIO
**         Update IRQ for LPIT
**     - rev. 1.4 (2015-04-08)
**         Group channel registers for LPIT
**     - rev. 1.5 (2015-04-15)
**         Group channel registers for INTMUX
**     - rev. 1.6 (2015-05-06)
**         Correct FOPT reset value
**         Correct vector table size
**         Remove parts with 256K flash size
**     - rev. 1.7 (2015-05-08)
**         Reduce register for XRDC
**     - rev. 1.8 (2015-05-12)
**         Add CMP
**         DMAMUX channel count to 8
**         Add PIDR for GPIO/FGPIO
**         Rename PIT to LPIT in PCC
**         SCG, USB register update
**         SIM, TRGMUX1, TRNG, TSTMR0/1 base address update
**         Add KEY related macros for WDOG
**     - rev. 1.9 (2015-05-16)
**         Add IRQS
**     - rev. 1.10 (2015-05-30)
**         Remove MTB1, MCM1 and MMDVSQ1
**     - rev. 1.11 (2015-06-01)
**         Remove registers for modules which are not available on single in PCC and TRGMUX
**     - rev. 1.12 (2015-06-03)
**         Bit 31 of TRGMUX changed to RW from RO
**
** ###################################################################
*/

/*!
 * @file MKL28Z7
 * @version 1.12
 * @date 2015-06-03
 * @brief Device specific configuration file for MKL28Z7 (header file)
 *
 * Provides a system configuration function and a global variable that contains
 * the system frequency. It configures the device and initializes the oscillator
 * (PLL) that is part of the microcontroller device.
 */

#ifndef _SYSTEM_MKL28Z7_H_
#define _SYSTEM_MKL28Z7_H_                       /**< Symbol preventing repeated inclusion */

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>


#ifndef DISABLE_WDOG
  #define DISABLE_WDOG  1
#endif

/* Define clock source values */
#define CPU_XTAL_CLK_HZ                8000000u

/* Low power mode enable */
/* SMC_PMPROT: AVLP=1,AVLLS=1 */
#define SYSTEM_SMC_PMPROT_VALUE        0x2Au               /* SMC_PMPROT */
#define SYSTEM_SMC_PMCTRL_VALUE        0x0u                /* SMC_PMCTRL */

#define DEFAULT_SYSTEM_CLOCK           8000000u            /* Default System clock value */
#define CPU_INT_SLOW_CLK_HZ            4000000u            /* Value of the slow internal oscillator clock frequency in Hz  */


/**
 * @brief System clock frequency (core clock)
 *
 * The system clock frequency supplied to the SysTick timer and the processor
 * core clock. This variable can be used by the user application to setup the
 * SysTick timer or configure other parameters. It may also be used by debugger to
 * query the frequency of the debug timer or configure the trace clock speed
 * SystemCoreClock is initialized with a correct predefined value.
 */
extern uint32_t SystemCoreClock;

/**
 * @brief Setup the microcontroller system.
 *
 * Typically this function configures the oscillator (PLL) that is part of the
 * microcontroller device. For systems with variable clock speed it also updates
 * the variable SystemCoreClock. SystemInit is called from startup_device file.
 */
void SystemInit (void);

/**
 * @brief Updates the SystemCoreClock variable.
 *
 * It must be called whenever the core clock is changed during program
 * execution. SystemCoreClockUpdate() evaluates the clock register settings and calculates
 * the current core clock.
 */
void SystemCoreClockUpdate (void);

#ifdef __cplusplus
}
#endif

#endif  /* _SYSTEM_MKL28Z7_H_ */
