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https://github.com/RIOT-OS/RIOT.git
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176 lines
3.6 KiB
C
176 lines
3.6 KiB
C
/*
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* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
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* 2015 FreshTemp, LLC.
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* 2014 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup boards_saml21-xpro
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* @{
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*
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* @file
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* @brief Peripheral MCU configuration for the Atmel SAM L21 Xplained Pro board
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*
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* @author Thomas Eichinger <thomas.eichinger@fu-berlin.de>
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* @autor Kaspar Schleiser <kaspar@schleiser.de>
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*/
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#ifndef __PERIPH_CONF_H
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#define __PERIPH_CONF_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief GCLK reference speed
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*/
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#define GCLK_REF (16000000U)
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/**
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* @name Timer peripheral configuration
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* @{
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*/
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#define TIMER_NUMOF (1U)
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#define TIMER_0_EN 1
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/* Timer 0 configuration */
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#define TIMER_0_DEV TC0->COUNT32
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#define TIMER_0_CHANNELS 1
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#define TIMER_0_MAX_VALUE (0xffffffff)
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#define TIMER_0_ISR isr_tc0
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/** @} */
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/**
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* @name UART configuration
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* @{
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*/
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#define UART_NUMOF (1U)
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#define UART_0_EN 1
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#define UART_IRQ_PRIO 1
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/* UART 0 device configuration */
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#define UART_0_DEV SERCOM3->USART
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#define UART_0_IRQ SERCOM3_IRQn
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#define UART_0_ISR isr_sercom3
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/* UART 0 pin configuration */
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#define UART_0_PORT (PORT->Group[0])
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#define UART_0_TX_PIN (22)
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#define UART_0_RX_PIN (23)
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#define UART_0_PINS (((PORT_PA22 | PORT_PA23) >> 16) | PORT_WRCONFIG_HWSEL)
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#define UART_0_REF_F (16000000UL)
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/** @} */
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/**
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* @name SPI configuration
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* @{
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*/
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#define SPI_NUMOF (1)
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#define SPI_0_EN 1
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/** @} */
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/**
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* @name I2C configuration
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* @{
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*/
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#define I2C_NUMOF (0)
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/** @} */
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/**
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* @name Random Number Generator configuration
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* @{
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*/
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#define RANDOM_NUMOF (0U)
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/** @} */
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/**
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* @name RTC configuration
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* @{
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*/
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#define RTC_NUMOF (0)
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/** @} */
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/**
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* @name GPIO configuration
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* @{
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*/
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/* GPIO pin mapping */
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enum {
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PA2, /* EXT1 P10, SW0 */
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PB10, /* orange LED */
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PB6, /* EXT1 P05 */
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PA12, /* EXT1 P07 */
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PB4, /* EXT1 P09 */
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PA5, /* EXT1 P15 SPI_SS */
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PA6, /* EXT1 P16 SPI_MOSI */
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PA4, /* EXT1 P17 SPI_MISO */
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PA7, /* EXT1 P18 SPI_SCK */
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GPIO_UNUSED,
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PB5,
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PA3,
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PB7,
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PB9,
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PA13,
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};
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/* define this to the value of GPIO_UNNUSED.
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* Unfortunately the preprocessor can't access the enum's value.*/
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#define GPIO_NUMOF 9 /* same as GPIO_UNUSED */
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enum {
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EXT1_SPI, /* EXT1 -> SPI0 */
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};
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enum {
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EXT1_P07 = PA12,
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EXT1_P09 = PB4,
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EXT1_P10 = PA2,
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EXT1_SPI_SS = PA5,
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EXT1_SPI_MOSI = PA6,
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EXT1_SPI_MISO = PA4,
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EXT1_SPI_SCK = PA7,
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};
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#define GPIO_EXTI0_EN 0
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#define GPIO_EXTI1_EN 0
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#define GPIO_EXTI2_EN 1 /* for PA02/BUTTON0 */
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#define GPIO_EXTI3_EN 0
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#define GPIO_EXTI4_EN 1 /* for PB04 */
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#define GPIO_EXTI5_EN 0
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#define GPIO_EXTI6_EN 0
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#define GPIO_EXTI7_EN 0
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#define GPIO_EXTI8_EN 0
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#define GPIO_EXTI9_EN 0
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#define GPIO_EXTI10_EN 0
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#define GPIO_EXTI11_EN 0
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#define GPIO_EXTI12_EN 1
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#define GPIO_EXTI13_EN 0
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#define GPIO_EXTI14_EN 0
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#define GPIO_EXTI15_EN 0
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/* defines to satisfy periph/gpio.h
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* In order to support GPIO_0..n in applications, you have to define these here.
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*/
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#define GPIO_0_EN 1
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#define GPIO_1_EN 1
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#define GPIO_2_EN 1
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#define GPIO_3_EN 1
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#define GPIO_4_EN 1
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#define GPIO_5_EN 1
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#define GPIO_6_EN 1
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#define GPIO_7_EN 1
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#define GPIO_8_EN 1
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PERIPH_CONF_H */
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/** @} */
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