1 /* adxl372_spi.c - SPI routines for ADXL372 driver
7  * SPDX-License-Identifier: Apache-2.0
17 #if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi)
21 static int adxl372_bus_access(const struct device *dev, uint8_t reg,  in adxl372_bus_access()  argument
24 	const struct adxl372_dev_config *config = dev->config;  in adxl372_bus_access()
48 		return spi_transceive_dt(&config->spi, &tx, &rx);  in adxl372_bus_access()
53 	return spi_write_dt(&config->spi, &tx);  in adxl372_bus_access()
56 static int adxl372_spi_reg_read(const struct device *dev, uint8_t reg_addr,  in adxl372_spi_reg_read()  argument
59 	return adxl372_bus_access(dev, ADXL372_REG_READ(reg_addr), reg_data, 1);  in adxl372_spi_reg_read()
62 static int adxl372_spi_reg_read_multiple(const struct device *dev,  in adxl372_spi_reg_read_multiple()  argument
67 	return adxl372_bus_access(dev, ADXL372_REG_READ(reg_addr),  in adxl372_spi_reg_read_multiple()
71 static int adxl372_spi_reg_write(const struct device *dev,  in adxl372_spi_reg_write()  argument
75 	return adxl372_bus_access(dev, ADXL372_REG_WRITE(reg_addr),  in adxl372_spi_reg_write()
79 int adxl372_spi_reg_write_mask(const struct device *dev,  in adxl372_spi_reg_write_mask()  argument
87 	ret = adxl372_spi_reg_read(dev, reg_addr, &tmp);  in adxl372_spi_reg_write_mask()
95 	return adxl372_spi_reg_write(dev, reg_addr, tmp);  in adxl372_spi_reg_write_mask()
105 int adxl372_spi_init(const struct device *dev)  in adxl372_spi_init()  argument
107 	struct adxl372_data *data = dev->data;  in adxl372_spi_init()
108 	const struct adxl372_dev_config *config = dev->config;  in adxl372_spi_init()
110 	data->hw_tf = &adxl372_spi_transfer_fn;  in adxl372_spi_init()
112 	if (!spi_is_ready_dt(&config->spi)) {  in adxl372_spi_init()
113 		return -ENODEV;  in adxl372_spi_init()
119 #endif /* DT_ANY_INST_ON_BUS_STATUS_OKAY(spi) */