1 /** 2 * \file 3 * 4 * Copyright (c) 2015 Atmel Corporation. All rights reserved. 5 * 6 * \asf_license_start 7 * 8 * \page License 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright notice, 17 * this list of conditions and the following disclaimer in the documentation 18 * and/or other materials provided with the distribution. 19 * 20 * 3. The name of Atmel may not be used to endorse or promote products derived 21 * from this software without specific prior written permission. 22 * 23 * 4. This software may only be redistributed and used in connection with an 24 * Atmel microcontroller product. 25 * 26 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED 27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 28 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE 29 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR 30 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 31 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 32 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 34 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 35 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 * 38 * \asf_license_stop 39 * 40 */ 41 /* 42 * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> 43 */ 44 45 #ifndef SYSTEM_SAMV71_H_INCLUDED 46 #define SYSTEM_SAMV71_H_INCLUDED 47 48 /* @cond 0 */ 49 /**INDENT-OFF**/ 50 #ifdef __cplusplus 51 extern "C" { 52 #endif 53 /**INDENT-ON**/ 54 /* @endcond */ 55 56 #include <stdint.h> 57 58 extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */ 59 60 /** 61 * @brief Setup the microcontroller system. 62 * Initialize the System and update the SystemCoreClock variable. 63 */ 64 void SystemInit(void); 65 66 /** 67 * @brief Updates the SystemCoreClock with current core Clock 68 * retrieved from cpu registers. 69 */ 70 void SystemCoreClockUpdate(void); 71 72 /** 73 * Initialize flash. 74 */ 75 void system_init_flash(uint32_t dw_clk); 76 77 /* @cond 0 */ 78 /**INDENT-OFF**/ 79 #ifdef __cplusplus 80 } 81 #endif 82 /**INDENT-ON**/ 83 /* @endcond */ 84 85 #endif /* SYSTEM_SAMV71_H_INCLUDED */ 86