On Tue, 20 Jun 2017 21:52:11 +0200
Lorenzo Bianconi <lorenzo.bianconi83@xxxxxxxxx> wrote:
> Add device tree support for LIS3MDL magnetometer sensor
>
> Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx>
> ---
> drivers/iio/magnetometer/st_magn_spi.c | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/drivers/iio/magnetometer/st_magn_spi.c b/drivers/iio/magnetometer/st_magn_spi.c
> index f3cb4dc05391..4847375f2c0d 100644
> --- a/drivers/iio/magnetometer/st_magn_spi.c
> +++ b/drivers/iio/magnetometer/st_magn_spi.c
> @@ -18,6 +18,19 @@
> #include <linux/iio/common/st_sensors_spi.h>
> #include "st_magn.h"
>
> +#ifdef CONFIG_OF
> +static const struct of_device_id st_magn_of_match[] = {
> + {
> + .compatible = "st,lis3mdl-magn",
Ideally we should drop the magn as that is all this part is...
> + .data = LIS3MDL_MAGN_DEV_NAME,
> + },
> + {}
> +};
> +MODULE_DEVICE_TABLE(of, st_magn_of_match);
> +#else
> +#define st_magn_of_match NULL
> +#endif
> +
> static int st_magn_spi_probe(struct spi_device *spi)
> {
> struct iio_dev *indio_dev;
> @@ -30,6 +43,8 @@ static int st_magn_spi_probe(struct spi_device *spi)
>
> mdata = iio_priv(indio_dev);
>
> + st_sensors_of_name_probe(&spi->dev, st_magn_of_match,
> + spi->modalias, sizeof(spi->modalias));
> st_sensors_spi_configure(indio_dev, spi, mdata);
>
> err = st_magn_common_probe(indio_dev);
> @@ -57,6 +72,7 @@ MODULE_DEVICE_TABLE(spi, st_magn_id_table);
> static struct spi_driver st_magn_driver = {
> .driver = {
> .name = "st-magn-spi",
> + .of_match_table = of_match_ptr(st_magn_of_match),
> },
> .probe = st_magn_spi_probe,
> .remove = st_magn_spi_remove,
--
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