board.c
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/*
* Copyright (C) 2017 INRIA
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup boards_opencm904
* @{
*
* @file
* @brief Board specific implementations for the OpenCM9.04 board
*
* @author Loïc Dauphin <loic.dauphin@inria.fr>
*
* @}
*/
#include "board.h"
#include "periph/gpio.h"
#include "log.h"
void board_init(void)
{
/* initialize the CPU */
cpu_init();
/* initialize the board's LED */
gpio_init(LED0_PIN, GPIO_OUT);
LED0_OFF;
/* disable bootloader's USB */
RCC->APB1ENR &= ~RCC_APB1ENR_USBEN;
/* disable bootloader's TIMER update interrupt */
TIM2->DIER &= ~(TIM_DIER_UIE);
/* remap USART1 to PB7 and PB6 */
AFIO->MAPR |= AFIO_MAPR_USART1_REMAP;
}