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126 lines
2.7 KiB
126 lines
2.7 KiB
/* |
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* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de> |
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* 2015 FreshTemp, LLC. |
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* 2014-2016 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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* @author Kaspar Schleiser <kaspar@schleiser.de> |
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* @author Hauke Petersen <hauke.petersen@fu-berlin.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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#include "periph_cpu.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 CLOCK_CORECLOCK (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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#define UART_0_REF_F (16000000UL) |
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#define UART_0_RUNSTDBY 1 |
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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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/** @} */ |
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/** |
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* @name SPI configuration |
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* @{ |
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*/ |
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static const spi_conf_t spi_config[] = { |
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{ |
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.dev = &(SERCOM0->SPI), |
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.miso_pin = GPIO_PIN(PA, 4), |
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.mosi_pin = GPIO_PIN(PA, 6), |
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.clk_pin = GPIO_PIN(PA, 7), |
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.miso_mux = GPIO_MUX_D, |
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.mosi_mux = GPIO_MUX_D, |
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.clk_mux = GPIO_MUX_D, |
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.miso_pad = SPI_PAD_MISO_0, |
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.mosi_pad = SPI_PAD_MOSI_2_SCK_3 |
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} |
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}; |
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#define SPI_NUMOF (sizeof(spi_config) / sizeof(spi_config[0])) |
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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 RTC configuration |
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* @{ |
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*/ |
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#define RTC_NUMOF (1) |
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#define EXTERNAL_OSC32_SOURCE 1 |
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#define INTERNAL_OSC32_SOURCE 0 |
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#define ULTRA_LOW_POWER_INTERNAL_OSC_SOURCE 0 |
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/** @} */ |
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/** |
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* @name RTT configuration |
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* @{ |
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*/ |
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#define RTT_FREQUENCY (32768U) |
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#define RTT_MAX_VALUE (0xffffffffU) |
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#define RTT_NUMOF (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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