43 lines
941 B
C
43 lines
941 B
C
/*
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* Copyright (c) 2022 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 BMI270s accessed via I2C.
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*/
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#include "bmi270.h"
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static int bmi270_bus_check_i2c(const union bmi270_bus *bus)
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{
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return device_is_ready(bus->i2c.bus) ? 0 : -ENODEV;
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}
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static int bmi270_reg_read_i2c(const union bmi270_bus *bus,
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uint8_t start, uint8_t *data, uint16_t len)
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{
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return i2c_burst_read_dt(&bus->i2c, start, data, len);
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}
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static int bmi270_reg_write_i2c(const union bmi270_bus *bus, uint8_t start,
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const uint8_t *data, uint16_t len)
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{
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return i2c_burst_write_dt(&bus->i2c, start, data, len);
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}
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static int bmi270_bus_init_i2c(const union bmi270_bus *bus)
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{
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/* I2C is used by default
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*/
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return 0;
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}
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const struct bmi270_bus_io bmi270_bus_io_i2c = {
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.check = bmi270_bus_check_i2c,
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.read = bmi270_reg_read_i2c,
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.write = bmi270_reg_write_i2c,
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.init = bmi270_bus_init_i2c,
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};
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