diff options
Diffstat (limited to 'drivers/iio/pressure/st_pressure_spi.c')
| -rw-r--r-- | drivers/iio/pressure/st_pressure_spi.c | 71 | 
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c new file mode 100644 index 00000000000..f45d430ec52 --- /dev/null +++ b/drivers/iio/pressure/st_pressure_spi.c @@ -0,0 +1,71 @@ +/* + * STMicroelectronics pressures driver + * + * Copyright 2013 STMicroelectronics Inc. + * + * Denis Ciocca <denis.ciocca@st.com> + * + * Licensed under the GPL-2. + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/spi/spi.h> +#include <linux/iio/iio.h> + +#include <linux/iio/common/st_sensors.h> +#include <linux/iio/common/st_sensors_spi.h> +#include "st_pressure.h" + +static int st_press_spi_probe(struct spi_device *spi) +{ +	struct iio_dev *indio_dev; +	struct st_sensor_data *pdata; +	int err; + +	indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*pdata)); +	if (indio_dev == NULL) +		return -ENOMEM; + +	pdata = iio_priv(indio_dev); +	pdata->dev = &spi->dev; + +	st_sensors_spi_configure(indio_dev, spi, pdata); + +	err = st_press_common_probe(indio_dev, spi->dev.platform_data); +	if (err < 0) +		return err; + +	return 0; +} + +static int st_press_spi_remove(struct spi_device *spi) +{ +	st_press_common_remove(spi_get_drvdata(spi)); + +	return 0; +} + +static const struct spi_device_id st_press_id_table[] = { +	{ LPS001WP_PRESS_DEV_NAME }, +	{ LPS25H_PRESS_DEV_NAME }, +	{ LPS331AP_PRESS_DEV_NAME }, +	{}, +}; +MODULE_DEVICE_TABLE(spi, st_press_id_table); + +static struct spi_driver st_press_driver = { +	.driver = { +		.owner = THIS_MODULE, +		.name = "st-press-spi", +	}, +	.probe = st_press_spi_probe, +	.remove = st_press_spi_remove, +	.id_table = st_press_id_table, +}; +module_spi_driver(st_press_driver); + +MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); +MODULE_DESCRIPTION("STMicroelectronics pressures spi driver"); +MODULE_LICENSE("GPL v2");  | 
