diff options
Diffstat (limited to 'bsps/arm/atsam/include/libchip/include/sams70/system_sams70.h')
| -rw-r--r-- | bsps/arm/atsam/include/libchip/include/sams70/system_sams70.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/bsps/arm/atsam/include/libchip/include/sams70/system_sams70.h b/bsps/arm/atsam/include/libchip/include/sams70/system_sams70.h new file mode 100644 index 0000000000..3e74f5c900 --- /dev/null +++ b/bsps/arm/atsam/include/libchip/include/sams70/system_sams70.h @@ -0,0 +1,77 @@ +/* ---------------------------------------------------------------------------- */ +/* Atmel Microcontroller Software Support */ +/* SAM Software Package License */ +/* ---------------------------------------------------------------------------- */ +/* Copyright (c) 2015, Atmel Corporation */ +/* */ +/* All rights reserved. */ +/* */ +/* Redistribution and use in source and binary forms, with or without */ +/* modification, are permitted provided that the following condition is met: */ +/* */ +/* - Redistributions of source code must retain the above copyright notice, */ +/* this list of conditions and the disclaimer below. */ +/* */ +/* Atmel's name may not be used to endorse or promote products derived from */ +/* this software without specific prior written permission. */ +/* */ +/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ +/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ +/* DISCLAIMED. IN NO EVENT SHALL ATMEL 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. */ +/* ---------------------------------------------------------------------------- */ + +#ifndef SYSTEM_SAMS70_H_INCLUDED +#define SYSTEM_SAMS70_H_INCLUDED +#ifdef __rtems__ +#include <bsp/atsam-clock-config.h> +#endif /* __rtems__ */ + +/* @cond 0 */ +/**INDENT-OFF**/ +#ifdef __cplusplus +extern "C" { +#endif +/**INDENT-ON**/ +/* @endcond */ + +#include <stdint.h> + +extern uint32_t SystemCoreClock; /* System Clock Frequency (Core Clock) */ + +/** + * @brief Setup the microcontroller system. + * Initialize the System and update the SystemCoreClock variable. + */ +#ifndef __rtems__ +void SystemInit(void); +#else /* __rtems__ */ +void ATSAM_START_SRAM_SECTION SystemInit(void); +#endif /* __rtems__ */ + +/** + * @brief Updates the SystemCoreClock with current core Clock + * retrieved from cpu registers. + */ +void SystemCoreClockUpdate(void); + +/** + * Initialize flash. + */ +void system_init_flash(uint32_t dw_clk); + +/* @cond 0 */ +/**INDENT-OFF**/ +#ifdef __cplusplus +} +#endif +/**INDENT-ON**/ +/* @endcond */ + +#endif /* SYSTEM_SAMS70_H_INCLUDED */ |