periph_conf.h

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/*
 * SPDX-FileCopyrightText: 2015-2020 Freie Universität Berlin
 * SPDX-License-Identifier: LGPL-2.1-only
 */
 
#pragma once

 
#include "cpu.h"
#include "periph_cpu.h"
#include "em_cmu.h"
#include "usbdev_cfg_otg_fs.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_LFXO
#endif
#ifndef CLOCK_LFB
#define CLOCK_LFB           cmuSelect_LFXO
#endif
#ifndef CLOCK_LFE
#define CLOCK_LFE           cmuSelect_LFXO
#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 dac_conf_t dac_config[] = {
    {
        .dev = VDAC0,
        .ref = vdacRefAvdd,
        .cmu = cmuClock_VDAC0,
    },
};
 
static const dac_chan_conf_t dac_channel_config[] = {
    {
        .dev = 0,
        .index = 0,
    },
};
 
#define DAC_DEV_NUMOF       ARRAY_SIZE(dac_config)
#define DAC_NUMOF           ARRAY_SIZE(dac_channel_config)

static const i2c_conf_t i2c_config[] = {
    {
        .dev = I2C0,
        .sda_pin = GPIO_PIN(PC, 0),
        .scl_pin = GPIO_PIN(PC, 1),
        .loc = I2C_ROUTELOC0_SDALOC_LOC4 |
               I2C_ROUTELOC0_SCLLOC_LOC4,
        .speed = I2C_SPEED_NORMAL,
        .cmu = cmuClock_I2C0,
        .irq = I2C0_IRQn,
        .use_internal_pull_ups = true
    },
    {
        .dev = I2C1,
        .sda_pin = GPIO_PIN(PC, 4),
        .scl_pin = GPIO_PIN(PC, 5),
        .loc = I2C_ROUTELOC0_SDALOC_LOC0 |
               I2C_ROUTELOC0_SCLLOC_LOC0,
        .speed = I2C_SPEED_NORMAL,
        .cmu = cmuClock_I2C1,
        .irq = I2C1_IRQn,
        .use_internal_pull_ups = true
    },
    {
        .dev = I2C2,
        .sda_pin = GPIO_PIN(PI, 4),
        .scl_pin = GPIO_PIN(PI, 5),
        .loc = I2C_ROUTELOC0_SDALOC_LOC7 |
               I2C_ROUTELOC0_SCLLOC_LOC7,
        .speed = I2C_SPEED_NORMAL,
        .cmu = cmuClock_I2C2,
        .irq = I2C2_IRQn,
        .use_internal_pull_ups = true
    }
};
 
#define I2C_NUMOF           ARRAY_SIZE(i2c_config)
#define I2C_0_ISR           isr_i2c0
#define I2C_1_ISR           isr_i2c1
#define I2C_2_ISR           isr_i2c2

#ifndef RTT_FREQUENCY
#define RTT_FREQUENCY       (1U)
#endif

static const spi_dev_t spi_config[] = {
    {
        .dev = USART0,
        .mosi_pin = GPIO_PIN(PE, 10),
        .miso_pin = GPIO_PIN(PE, 11),
        .clk_pin = GPIO_PIN(PE, 12),
        .loc = USART_ROUTELOC0_TXLOC_LOC0 |
               USART_ROUTELOC0_RXLOC_LOC0 |
               USART_ROUTELOC0_CLKLOC_LOC0,
        .cmu = cmuClock_USART0,
        .irq = USART0_RX_IRQn
    },
    {
        .dev = USART1,
        .mosi_pin = GPIO_PIN(PA, 14),
        .miso_pin = GPIO_PIN(PC, 2),
        .clk_pin = GPIO_PIN(PC, 15),
        .loc = USART_ROUTELOC0_TXLOC_LOC6 |
               USART_ROUTELOC0_RXLOC_LOC4 |
               USART_ROUTELOC0_CLKLOC_LOC3,
        .cmu = cmuClock_USART1,
        .irq = USART1_RX_IRQn
    }
};
 
#define SPI_NUMOF           ARRAY_SIZE(spi_config)

static const timer_conf_t timer_config[] = {
    {
        .prescaler = {
            .dev = WTIMER0,
            .cmu = cmuClock_WTIMER0
        },
        .timer = {
            .dev = WTIMER1,
            .cmu = cmuClock_WTIMER1
        },
        .irq = WTIMER1_IRQn,
        .channel_numof = 3
    },
    {
        .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_wtimer1
#define TIMER_1_ISR         isr_timer1
#define TIMER_2_ISR         isr_letimer0

static const uart_conf_t uart_config[] = {
    {
        .dev = USART4,
        .rx_pin = GPIO_PIN(PH, 5),
        .tx_pin = GPIO_PIN(PH, 4),
        .loc = USART_ROUTELOC0_RXLOC_LOC4 |
               USART_ROUTELOC0_TXLOC_LOC4,
        .cmu = cmuClock_USART4,
        .irq = USART4_RX_IRQn,
    },
    {
        .dev = USART5,
        .rx_pin = GPIO_PIN(PE, 9),
        .tx_pin = GPIO_PIN(PE, 8),
        .loc = USART_ROUTELOC0_RXLOC_LOC4 |
               USART_ROUTELOC0_TXLOC_LOC4,
        .cmu = cmuClock_USART5,
        .irq = USART5_RX_IRQn,
    }
};
 
#define UART_NUMOF          ARRAY_SIZE(uart_config)
#define UART_0_ISR_RX       isr_usart4_rx
#define UART_1_ISR_RX       isr_usart5_rx
 
#ifdef __cplusplus
}
#endif