bfff50127f
Move the SPI and I2C bus I/O bits into their own files. This makes this driver more similar to other sensor drivers. Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
44 lines
1.0 KiB
C
44 lines
1.0 KiB
C
/*
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* Copyright (c) 2016, 2017 Intel Corporation
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* Copyright (c) 2017 IpTronix S.r.l.
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* Copyright (c) 2021 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* Bus-specific functionality for BME280s accessed via I2C.
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*/
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#include "bme280.h"
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#if BME280_BUS_I2C
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static int bme280_bus_check_i2c(const struct device *bus,
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const union bme280_bus_config *bus_config)
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{
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return device_is_ready(bus) ? 0 : -ENODEV;
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}
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static int bme280_reg_read_i2c(const struct device *bus,
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const union bme280_bus_config *bus_config,
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uint8_t start, uint8_t *buf, int size)
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{
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return i2c_burst_read(bus, bus_config->i2c_addr,
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start, buf, size);
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}
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static int bme280_reg_write_i2c(const struct device *bus,
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const union bme280_bus_config *bus_config,
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uint8_t reg, uint8_t val)
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{
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return i2c_reg_write_byte(bus, bus_config->i2c_addr,
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reg, val);
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}
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const struct bme280_bus_io bme280_bus_io_i2c = {
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.check = bme280_bus_check_i2c,
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.read = bme280_reg_read_i2c,
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.write = bme280_reg_write_i2c,
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};
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#endif /* BME280_BUS_I2C */
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