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Diffstat (limited to 'bsps/arm/imxrt/include/system_MIMXRT1052.h')
| -rw-r--r-- | bsps/arm/imxrt/include/system_MIMXRT1052.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/include/system_MIMXRT1052.h b/bsps/arm/imxrt/include/system_MIMXRT1052.h new file mode 100644 index 0000000000..b4e70307f3 --- /dev/null +++ b/bsps/arm/imxrt/include/system_MIMXRT1052.h @@ -0,0 +1,129 @@ +/* +** ################################################################### +** Processors: MIMXRT1052CVJ5B +** MIMXRT1052CVL5B +** MIMXRT1052DVJ6B +** MIMXRT1052DVL6B +** +** Compilers: Freescale C/C++ for Embedded ARM +** GNU C Compiler +** IAR ANSI C/C++ Compiler for ARM +** Keil ARM C/C++ Compiler +** MCUXpresso Compiler +** +** Reference manual: IMXRT1050RM Rev.2.1, 12/2018 | IMXRT1050SRM Rev.2 +** Version: rev. 1.3, 2019-04-29 +** Build: b191113 +** +** 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 2016 Freescale Semiconductor, Inc. +** Copyright 2016-2019 NXP +** All rights reserved. +** +** SPDX-License-Identifier: BSD-3-Clause +** +** http: www.nxp.com +** mail: support@nxp.com +** +** Revisions: +** - rev. 0.1 (2017-01-10) +** Initial version. +** - rev. 1.0 (2018-09-21) +** Update interrupt vector table and dma request source. +** Update register BEE_ADDR_OFFSET1's bitfield name to ADDR_OFFSET1. +** Split GPIO_COMBINED_IRQS to GPIO_COMBINED_LOW_IRQS and GPIO_COMBINED_HIGH_IRQS. +** - rev. 1.1 (2018-11-16) +** Update header files to align with IMXRT1050RM Rev.1. +** - rev. 1.2 (2018-11-27) +** Update header files to align with IMXRT1050RM Rev.2.1. +** - rev. 1.3 (2019-04-29) +** Add SET/CLR/TOG register group to register CTRL, STAT, CHANNELCTRL, CH0STAT, CH0OPTS, CH1STAT, CH1OPTS, CH2STAT, CH2OPTS, CH3STAT, CH3OPTS of DCP module. +** +** ################################################################### +*/ + +/*! + * @file MIMXRT1052 + * @version 1.3 + * @date 2019-04-29 + * @brief Device specific configuration file for MIMXRT1052 (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_MIMXRT1052_H_ +#define _SYSTEM_MIMXRT1052_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 24000000UL /* Value of the external crystal or oscillator clock frequency in Hz */ + +#define CPU_CLK1_HZ 0UL /* Value of the CLK1 (select the CLK1_N/CLK1_P as source) frequency in Hz */ + /* If CLOCK1_P,CLOCK1_N is choose as the pll bypass clock source, please implement the CLKPN_FREQ define, otherwise 0 will be returned. */ + +#define DEFAULT_SYSTEM_CLOCK 528000000UL /* Default System clock 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); + +/** + * @brief SystemInit function hook. + * + * This weak function allows to call specific initialization code during the + * SystemInit() execution.This can be used when an application specific code needs + * to be called as close to the reset entry as possible (for example the Multicore + * Manager MCMGR_EarlyInit() function call). + * NOTE: No global r/w variables can be used in this hook function because the + * initialization of these variables happens after this function. + */ +void SystemInitHook (void); + +#ifdef __cplusplus +} +#endif + +#endif /* _SYSTEM_MIMXRT1052_H_ */ |