7  * SPDX-License-Identifier: Apache-2.0
11  * Bus-specific functionality for BME680s accessed via SPI.
23 	return spi_is_ready_dt(&bus->spi) ? 0 : -ENODEV;  in bme680_bus_check_spi()
26 static inline int bme680_set_mem_page(const struct device *dev, uint8_t addr)  in bme680_set_mem_page()  argument
28 	const struct bme680_config *config = dev->config;  in bme680_set_mem_page()
29 	struct bme680_data *data = dev->data;  in bme680_set_mem_page()
30 	uint8_t page = (addr > 0x7f) ? 0U : 1U;  in bme680_set_mem_page()
33 	if (data->mem_page != page) {  in bme680_set_mem_page()
55 		err = spi_transceive_dt(&config->bus.spi, &tx, &rx);  in bme680_set_mem_page()
60 		if (data->mem_page == 1U) {  in bme680_set_mem_page()
68 		err = spi_write_dt(&config->bus.spi, &tx);  in bme680_set_mem_page()
73 		data->mem_page = page;  in bme680_set_mem_page()
82 	const struct bme680_config *config = dev->config;  in bme680_reg_write_spi()
99 	err = spi_write_dt(&config->bus.spi, &tx);  in bme680_reg_write_spi()
107 	const struct bme680_config *config = dev->config;  in bme680_reg_read_spi()
109 	uint8_t addr;  in bme680_reg_read_spi()  local
111 		.buf = &addr,  in bme680_reg_read_spi()
127 	addr = start | BME680_SPI_READ_BIT;  in bme680_reg_read_spi()
136 	err = spi_transceive_dt(&config->bus.spi, &tx, &rx);  in bme680_reg_read_spi()