mirror of https://github.com/ARMmbed/mbed-os.git
91 lines
3.0 KiB
C
91 lines
3.0 KiB
C
/*
|
|
* @brief LPC43xx/LPC18xx mcu header
|
|
*
|
|
* Copyright(C) NXP Semiconductors, 2012
|
|
* All rights reserved.
|
|
*
|
|
* Software that is described herein is for illustrative purposes only
|
|
* which provides customers with programming information regarding the
|
|
* LPC products. This software is supplied "AS IS" without any warranties of
|
|
* any kind, and NXP Semiconductors and its licensor disclaim any and
|
|
* all warranties, express or implied, including all implied warranties of
|
|
* merchantability, fitness for a particular purpose and non-infringement of
|
|
* intellectual property rights. NXP Semiconductors assumes no responsibility
|
|
* or liability for the use of the software, conveys no license or rights under any
|
|
* patent, copyright, mask work right, or any other intellectual property rights in
|
|
* or to any products. NXP Semiconductors reserves the right to make changes
|
|
* in the software without notification. NXP Semiconductors also makes no
|
|
* representation or warranty that such application will be suitable for the
|
|
* specified use without further testing or modification.
|
|
*
|
|
* Permission to use, copy, modify, and distribute this software and its
|
|
* documentation is hereby granted, under NXP Semiconductors' and its
|
|
* licensor's relevant copyrights in the software, without fee, provided that it
|
|
* is used in conjunction with NXP Semiconductors microcontrollers. This
|
|
* copyright, permission, and disclaimer notice must appear in all copies of
|
|
* this code.
|
|
*/
|
|
|
|
#ifndef __SYSTEM_LPC43XX_H
|
|
#define __SYSTEM_LPC43XX_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* System initialization options */
|
|
#define PIN_SETUP 1 /* Configure pins during initialization */
|
|
#define CLOCK_SETUP 1 /* Configure clocks during initialization */
|
|
#define MEMORY_SETUP 0 /* Configure external memory during init */
|
|
#define SPIFI_INIT 1 /* Initialize SPIFI */
|
|
|
|
/* Crystal frequency into device */
|
|
#define CRYSTAL_MAIN_FREQ_IN 12000000
|
|
|
|
/* Crystal frequency into device for RTC/32K input */
|
|
#define CRYSTAL_32K_FREQ_IN 32768
|
|
|
|
/* Default CPU clock frequency */
|
|
#if defined(CHIP_LPC43XX)
|
|
#define MAX_CLOCK_FREQ (204000000)
|
|
#else
|
|
#define MAX_CLOCK_FREQ (180000000)
|
|
#endif
|
|
|
|
#if defined(__FPU_PRESENT) && __FPU_PRESENT == 1
|
|
/* FPU declarations */
|
|
#define LPC_CPACR 0xE000ED88
|
|
|
|
#define SCB_MVFR0 0xE000EF40
|
|
#define SCB_MVFR0_RESET 0x10110021
|
|
|
|
#define SCB_MVFR1 0xE000EF44
|
|
#define SCB_MVFR1_RESET 0x11000011
|
|
|
|
#if defined(__ARMCC_VERSION)
|
|
void fpuInit(void) __attribute__ ((section("BOOTSTRAP_CODE")));
|
|
#else
|
|
extern void fpuInit(void);
|
|
#endif
|
|
#endif
|
|
|
|
extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */
|
|
|
|
/**
|
|
* Initialize the system
|
|
*
|
|
* @param none
|
|
* @return none
|
|
*
|
|
* @brief Setup the microcontroller system.
|
|
* Initialize the System and update the SystemCoreClock variable.
|
|
*/
|
|
extern void SystemInit (void);
|
|
extern void SystemCoreClockUpdate(void);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __SYSTEM_LPC43XX_H */
|