iio/accel/da280.c

1 // SPDX-License-Identifier: GPL-2.0-only
3  * IIO driver for the MiraMEMS DA217 and DA280 3-axis accelerometer and
4  * IIO driver for the MiraMEMS DA226 2-axis accelerometer
27  * a value of + or -4096 corresponds to + or - 1G
33 #define DA280_CHANNEL(reg, axis) {	\  argument
37 	.channel2 = IIO_MOD_##axis,	\
73 		ret = i2c_smbus_read_word_data(data->client, chan->address);  in da280_read_raw()
87 		return -EINVAL;  in da280_read_raw()
109 		return (ret < 0) ? ret : -ENODEV;  in da280_probe()
113 		dev_err(&client->dev, "Error match-data not set\n");  in da280_probe()
114 		return -EINVAL;  in da280_probe()
117 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));  in da280_probe()
119 		return -ENOMEM;  in da280_probe()
122 	data->client = client;  in da280_probe()
124 	indio_dev->info = &da280_info;  in da280_probe()
125 	indio_dev->modes = INDIO_DIRECT_MODE;  in da280_probe()
126 	indio_dev->channels = da280_channels;  in da280_probe()
127 	indio_dev->num_channels = match_data->num_channels;  in da280_probe()
128 	indio_dev->name = match_data->name;  in da280_probe()
134 	ret = devm_add_action_or_reset(&client->dev, da280_disable, client);  in da280_probe()
138 	return devm_iio_device_register(&client->dev, indio_dev);  in da280_probe()
153 static const struct da280_match_data da217_match_data = { "da217", 3 };
155 static const struct da280_match_data da280_match_data = { "da280", 3 };
185 MODULE_DESCRIPTION("MiraMEMS DA280 3-Axis Accelerometer driver");