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88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
/*
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* Copyright (C) 2019 HAW Hamburg
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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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/**
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* @ingroup sys_auto_init_saul
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* @{
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*
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* @file
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* @brief Auto initialization of AD7746
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*
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* @author Leandro Lanzieri <leandro.lanzieri@haw-hamburg.de>
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*
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* @}
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*/
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#include "assert.h"
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#include "log.h"
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#include "saul_reg.h"
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#include "ad7746.h"
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#include "ad7746_params.h"
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/**
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* @brief Define the number of configured sensors
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*/
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#define AD7746_NUM ARRAY_SIZE(ad7746_params)
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/**
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* @brief Allocate memory for the device descriptors.
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*/
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static ad7746_t ad7746_devs[AD7746_NUM];
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/**
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* @brief Memory for the SAUL registry entries. Each device provides
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* 3 SAUL entries (capacitance, temperature and voltage)
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*/
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static saul_reg_t saul_entries[AD7746_NUM * 3];
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/**
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* @brief Define the number of saul info
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*/
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#define AD7746_INFO_NUM ARRAY_SIZE(ad7746_saul_info)
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/**
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* @brief Reference the driver structs
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* @{
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*/
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extern saul_driver_t ad7746_saul_driver_cap;
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extern saul_driver_t ad7746_saul_driver_temp;
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extern saul_driver_t ad7746_saul_driver_volt;
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/** @} */
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void auto_init_ad7746(void)
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{
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assert(AD7746_INFO_NUM == AD7746_NUM);
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for (unsigned i = 0; i < AD7746_NUM; i++) {
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LOG_DEBUG("[auto_init_saul] initializing ad7746 #%d\n", i);
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if (ad7746_init(&ad7746_devs[i], &ad7746_params[i]) < 0) {
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LOG_ERROR("[auto_init_saul] error initializing ad7746 #%d\n", i);
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continue;
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}
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/* add capacitance driver */
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saul_entries[i].dev = &(ad7746_devs[i]);
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saul_entries[i].name = ad7746_saul_info[i].name;
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saul_entries[i].driver = &ad7746_saul_driver_cap;
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saul_reg_add(&(saul_entries[i]));
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/* add temperature driver */
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saul_entries[i + 1].dev = &(ad7746_devs[i]);
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saul_entries[i + 1].name = ad7746_saul_info[i].name;
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saul_entries[i + 1].driver = &ad7746_saul_driver_temp;
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saul_reg_add(&(saul_entries[i + 1]));
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/* add voltage driver */
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saul_entries[i + 2].dev = &(ad7746_devs[i]);
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saul_entries[i + 2].name = ad7746_saul_info[i].name;
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saul_entries[i + 2].driver = &ad7746_saul_driver_volt;
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saul_reg_add(&(saul_entries[i + 2]));
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}
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}
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