drivers/sensor/ina23x/ina23x_common.c

/*
 * Copyright 2021 Grinn
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include <zephyr/sys/byteorder.h>
#include "ina23x_common.h"

int ina23x_reg_read_24(const struct i2c_dt_spec *bus, uint8_t reg, uint32_t *val)
{
	uint8_t data[3];
	int ret;

	ret = i2c_burst_read_dt(bus, reg, data, sizeof(data));
	if (ret < 0) {
		return ret;
	}

	*val = sys_get_be24(data);

	return ret;
}

int ina23x_reg_read_16(const struct i2c_dt_spec *bus, uint8_t reg, uint16_t *val)
{
	uint8_t data[2];
	int ret;

	ret = i2c_burst_read_dt(bus, reg, data, sizeof(data));
	if (ret < 0) {
		return ret;
	}

	*val = sys_get_be16(data);

	return ret;
}

int ina23x_reg_write(const struct i2c_dt_spec *bus, uint8_t reg, uint16_t val)
{
	uint8_t tx_buf[3];

	tx_buf[0] = reg;
	sys_put_be16(val, &tx_buf[1]);

	return i2c_write_dt(bus, tx_buf, sizeof(tx_buf));
}