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/*
* Copyright (c) 2016, 2017 Intel Corporation
* Copyright (c) 2017 IpTronix S.r.l.
* Copyright (c) 2021 Nordic Semiconductor ASA
* Copyright (c) 2022, Leonard Pollak
*
* SPDX-License-Identifier: Apache-2.0
*/
/*
* Bus-specific functionality for BME680s accessed via I2C.
*/
#include "bme680.h"
#if BME680_BUS_I2C
static int bme680_bus_check_i2c(const union bme680_bus *bus)
{
return device_is_ready(bus->i2c.bus) ? 0 : -ENODEV;
}
static int bme680_reg_read_i2c(const struct device *dev,
uint8_t start, uint8_t *buf, int size)
{
const struct bme680_config *config = dev->config;
return i2c_burst_read_dt(&config->bus.i2c, start, buf, size);
}
static int bme680_reg_write_i2c(const struct device *dev,
uint8_t reg, uint8_t val)
{
const struct bme680_config *config = dev->config;
return i2c_reg_write_byte_dt(&config->bus.i2c, reg, val);
}
const struct bme680_bus_io bme680_bus_io_i2c = {
.check = bme680_bus_check_i2c,
.read = bme680_reg_read_i2c,
.write = bme680_reg_write_i2c,
};
#endif /* BME680_BUS_I2C */
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