auto_init_si70xx.c
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/*
* Copyright (C) 2016 Bas Stottelaar <basstottelaar@gmail.com>
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup auto_init_saul
* @{
*
* @file
* @brief Auto initialization of Si70xx driver.
*
* @author Bas Stottelaar <basstottelaar@gmail.com>
*
* @}
*/
#ifdef MODULE_SI70XX
#include "log.h"
#include "saul_reg.h"
#include "si70xx_params.h"
#include "si70xx.h"
/**
* @brief Define the number of configured sensors
*/
#define SI70XX_NUMOF (sizeof(si70xx_params) / sizeof(si70xx_params[0]))
/**
* @brief Allocation of memory for device descriptors
*/
static si70xx_t si70xx_devs[SI70XX_NUMOF];
/**
* @brief Memory for the SAUL registry entries
*/
static saul_reg_t saul_entries[SI70XX_NUMOF * 2];
/**
* @brief Reference the driver structs.
* @{
*/
extern const saul_driver_t si70xx_temperature_saul_driver;
extern const saul_driver_t si70xx_relative_humidity_saul_driver;
/** @} */
void auto_init_si70xx(void)
{
for (int i = 0; i < SI70XX_NUMOF; i++) {
int res = si70xx_init(&si70xx_devs[i],
si70xx_params[i].i2c_dev,
si70xx_params[i].address);
if (res < 0) {
LOG_ERROR("Unable to initialize BMP180 sensor #%i\n", i);
}
else {
/* temperature */
saul_entries[i * 2].dev = &si70xx_devs[i];
saul_entries[i * 2].name = si70xx_saul_reg_info[i].name;
saul_entries[i * 2].driver = &si70xx_temperature_saul_driver;
/* relative humidity */
saul_entries[(i * 2) + 1].dev = &si70xx_devs[i];
saul_entries[(i * 2) + 1].name = si70xx_saul_reg_info[i +1].name;
saul_entries[(i * 2) + 1].driver = \
&si70xx_relative_humidity_saul_driver;
saul_reg_add(&saul_entries[i * 2]);
saul_reg_add(&saul_entries[(i * 2) + 1]);
}
}
}
#else
typedef int dont_be_pedantic;
#endif /* MODULE_SI70XX */