periph_conf.h

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/*
 * Copyright (C) 2015-2020 Freie Universität Berlin
 *
 * 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.
 */
 
#ifndef PERIPH_CONF_H
#define PERIPH_CONF_H
 
#include "cpu.h"
#include "periph_cpu.h"
#include "em_cmu.h"
#include "board_module.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef CLOCK_HF
#define CLOCK_HF            cmuSelect_HFXO
#endif
#ifndef CLOCK_CORE_DIV
#define CLOCK_CORE_DIV      cmuClkDiv_1
#endif
#ifndef CLOCK_LFA
#define CLOCK_LFA           cmuSelect_LFRCO
#endif
#ifndef CLOCK_LFB
#define CLOCK_LFB           cmuSelect_LFRCO
#endif
#ifndef CLOCK_LFE
#define CLOCK_LFE           cmuSelect_LFRCO
#endif
 
static const adc_conf_t adc_config[] = {
    {
        .dev = ADC0,
        .cmu = cmuClock_ADC0,
    }
};
 
static const adc_chan_conf_t adc_channel_config[] = {
    {
        .dev = 0,
        .input = adcPosSelTEMP,
        .reference = adcRef1V25,
        .acq_time = adcAcqTime8
    },
    {
        .dev = 0,
        .input = adcPosSelAVDD,
        .reference = adcRef5V,
        .acq_time = adcAcqTime8
    }
};
 
#define ADC_DEV_NUMOF       ARRAY_SIZE(adc_config)
#define ADC_NUMOF           ARRAY_SIZE(adc_channel_config)
 
static const i2c_conf_t i2c_config[] = {
    {
        .dev = I2C0,
        .sda_pin = MODULE_PIN_P13,
        .scl_pin = MODULE_PIN_P12,
        .loc = I2C_ROUTELOC0_SDALOC_LOC16 |
               I2C_ROUTELOC0_SCLLOC_LOC14,
        .cmu = cmuClock_I2C0,
        .irq = I2C0_IRQn,
        .speed = I2C_SPEED_NORMAL
    }
};
 
#define I2C_NUMOF           ARRAY_SIZE(i2c_config)
#define I2C_0_ISR           isr_i2c0
 
#define RTT_MAX_VALUE       (0xFFFFFFFF)
#define RTT_FREQUENCY       (1U)
 
static const spi_dev_t spi_config[] = {
    {
        .dev = USART1,
        .mosi_pin = MODULE_PIN_F16,
        .miso_pin = MODULE_PIN_P3,
        .clk_pin = MODULE_PIN_F15,
        .loc = USART_ROUTELOC0_RXLOC_LOC11 |
               USART_ROUTELOC0_TXLOC_LOC11 |
               USART_ROUTELOC0_CLKLOC_LOC11,
        .cmu = cmuClock_USART1,
        .irq = USART1_RX_IRQn
    }
};
 
#define SPI_NUMOF           ARRAY_SIZE(spi_config)
 
static const timer_conf_t timer_config[] = {
    {
        .prescaler = {
            .dev = TIMER0,
            .cmu = cmuClock_TIMER0
        },
        .timer = {
            .dev = TIMER1,
            .cmu = cmuClock_TIMER1
        },
        .irq = TIMER1_IRQn,
        .channel_numof = 3
    },
    {
        .prescaler = {
            .dev = NULL,
            .cmu = cmuClock_LETIMER0
        },
        .timer = {
            .dev = LETIMER0,
            .cmu = cmuClock_LETIMER0
        },
        .irq = LETIMER0_IRQn,
        .channel_numof = 2
    }
};
 
#define TIMER_NUMOF         ARRAY_SIZE(timer_config)
#define TIMER_0_ISR         isr_timer1
#define TIMER_1_ISR         isr_letimer0
 
static const uart_conf_t uart_config[] = {
    {
        .dev = USART0,
        .rx_pin = MODULE_PIN_F7,
        .tx_pin = MODULE_PIN_F6,
        .loc = USART_ROUTELOC0_RXLOC_LOC0 |
               USART_ROUTELOC0_TXLOC_LOC0,
        .cmu = cmuClock_USART0,
        .irq = USART0_RX_IRQn
    }
};
 
#define UART_NUMOF          ARRAY_SIZE(uart_config)
#define UART_0_ISR_RX       isr_usart0_rx
 
#ifdef __cplusplus
}
#endif
 
#endif /* PERIPH_CONF_H */