Diff: TARGET_KW24D/TOOLCHAIN_GCC_ARM/system_MKW24D5.h

Revision:

171:3a7713b1edbc

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_KW24D/TOOLCHAIN_GCC_ARM/system_MKW24D5.h	Thu Nov 08 11:45:42 2018 +0000
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+/*
+** ###################################################################
+**     Processor:           MKW24D512VHA5
+**     Compilers:           Keil ARM C/C++ Compiler
+**                          Freescale C/C++ for Embedded ARM
+**                          GNU C Compiler
+**                          IAR ANSI C/C++ Compiler for ARM
+**
+**     Reference manual:    MKW2xDRM Rev.2  July 2014
+**     Version:             rev. 2.0, 2014-11-26
+**     Build:               b160512
+**
+**     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 (2013-11-22)
+**         Initial version.
+**     - rev. 2.0 (2014-11-26)
+**         update of SystemInit() imlementation
+**         Module access macro module_BASES replaced by module_BASE_PTRS.
+**         Register accessor macros added to the memory map.
+**         MCG - bit LOLS in MCG_S register renamed to LOLS0.
+**         DAC0 registers removed.
+**
+** ###################################################################
+*/
+
+/*!
+ * @file MKW24D5
+ * @version 2.0
+ * @date 2014-11-26
+ * @brief Device specific configuration file for MKW24D5 (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_MKW24D5_H_
+#define _SYSTEM_MKW24D5_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_XTAL32k_CLK_HZ             32768U              /* Value of the external 32k crystal or oscillator clock frequency of the RTC in Hz */
+#define CPU_INT_SLOW_CLK_HZ            32768U              /* Value of the slow internal oscillator clock frequency in Hz */
+#define CPU_INT_FAST_CLK_HZ            4000000U            /* Value of the fast internal oscillator clock frequency in Hz */
+
+/* RTC oscillator setting */
+/* RTC_CR: SC2P=0,SC4P=0,SC8P=0,SC16P=0,CLKO=1,OSCE=1,WPS=0,UM=0,SUP=0,WPE=0,SWR=0 */
+#define SYSTEM_RTC_CR_VALUE            0x0300U             /* RTC_CR */
+
+/* Low power mode enable */
+/* SMC_PMPROT: AVLP=1,ALLS=1,AVLLS=1 */
+#define SYSTEM_SMC_PMPROT_VALUE        0x2AU               /* SMC_PMPROT */
+
+#define DEFAULT_SYSTEM_CLOCK           20971520U           /* Default System clock value */
+#define CPU_XTAL_CLK_HZ                4000000U            /* Value of the clock provided by the wireless modem by default */
+
+
+
+/**
+ * @brief Configure the external clock source
+ *
+ * The wireless modem present in the system can supply clock which can be used
+ * as a clock source for the whole system. This function is defined as weak.
+ *
+ */
+extern uint8_t ExtClk_Setup_HookUp(uint32_t clk_out_value);
+/**
+ * @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_MKW24D5_H_ */