mirror of
https://github.com/RIOT-OS/RIOT.git
synced 2024-12-29 04:50:03 +01:00
68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/*
|
|
* Copyright (C) 2014 Freie Universität Berlin
|
|
* Copyright (C) 2015 Zolertia SL
|
|
*
|
|
* 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 board_remote
|
|
* @{
|
|
*
|
|
* @file
|
|
* @brief Board specific implementations for the Re-Mote board
|
|
*
|
|
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
|
|
* Antonio Lignan <alinan@zolertia.com>
|
|
*
|
|
* @}
|
|
*/
|
|
|
|
#include "board.h"
|
|
#include "cpu.h"
|
|
#include "fancy_leds.h"
|
|
|
|
static inline void rf_switch_init(void);
|
|
|
|
void board_init(void)
|
|
{
|
|
/* initialize the boards LEDs */
|
|
gpio_init(LED0_PIN, GPIO_OUT);
|
|
gpio_init(LED1_PIN, GPIO_OUT);
|
|
gpio_init(LED2_PIN, GPIO_OUT);
|
|
|
|
/* initialize the CPU */
|
|
cpu_init();
|
|
|
|
/* initialize the 2.4GHz RF switch */
|
|
rf_switch_init();
|
|
|
|
/* Shoot rainbows */
|
|
LED_RAINBOW();
|
|
}
|
|
|
|
/**
|
|
* @brief Initialize the 2.4GHz Radio Frequency SW-controlled Switch
|
|
*
|
|
* The Re-Mote features an on-board RF switch to programatically select to
|
|
* enable either the internal ceramic antenna, or an external antenna over an
|
|
* uFL connector. As default we prefer to use the internal one.
|
|
*
|
|
*/
|
|
static void rf_switch_init(void)
|
|
{
|
|
/* set pins to be controlled by software */
|
|
RF_SWITCH_PORT->AFSEL &= ~(1 << RF_SWITCH_PIN);
|
|
|
|
/* configure pins as output */
|
|
RF_SWITCH_PORT->DIR |= (1 << RF_SWITCH_PIN);
|
|
|
|
/* configure io-mux for used pins */
|
|
IOC->OVER[RF_SWITCH_PIN] = IOC_OVERRIDE_OE;
|
|
|
|
/* Set to default */
|
|
RF_SWITCH_INTERNAL;
|
|
}
|