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aef5b65244
This cleans up the USCI based UART and SPI implementations and allows multiple instances of either interface to be configured by the boards. In addition, it allows sharing the USCI peripherals to provide multiple serial interfaces with the same hardware (round-robin).
81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
/*
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* Copyright (C) 2014 INRIA
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* 2015 Freie Universität Berlin
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for more
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* details.
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*/
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/**
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* @ingroup boards_z1
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* @{
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*
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* @file
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* @brief Zolertia Z1 peripheral configuration
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*
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* @author Oliver Hahm <oliver.hahm@inria.fr>
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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 "macros/units.h"
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#include "periph_cpu.h"
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#include "cfg_timer_a_smclk_b_aclk.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define CLOCK_CORECLOCK msp430_dco_freq
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/**
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* @brief Clock configuration
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*/
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static const msp430_clock_params_t clock_params = {
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.target_dco_frequency = MHZ(8),
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.lfxt1_frequency = 32768,
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.main_clock_source = MAIN_CLOCK_SOURCE_DCOCLK,
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.submain_clock_source = SUBMAIN_CLOCK_SOURCE_DCOCLK,
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.main_clock_divier = MAIN_CLOCK_DIVIDE_BY_1,
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.submain_clock_divier = SUBMAIN_CLOCK_DIVIDE_BY_1,
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.auxiliary_clock_divier = AUXILIARY_CLOCK_DIVIDE_BY_1,
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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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static const uart_conf_t uart_config[] = {
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{
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.uart = &usci_a0_as_uart,
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},
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};
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#define UART0_RX_ISR USCIAB0RX_VECTOR /**< RX IRQ vector of UART 0 */
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#define UART_NUMOF ARRAY_SIZE(uart_config)
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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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.spi = &usci_b0_as_spi,
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},
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};
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#define SPI_NUMOF ARRAY_SIZE(spi_config)
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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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