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| author | Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> | 2017-06-27 00:53:46 +0200 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2017-07-02 10:24:58 +0100 |
| commit | 2ff59bf39bbdc3b187050f8bf3a486b4ac416e86 (patch) | |
| tree | fd0d5dbf78571c3c4a3703165bf91a61fa741845 /drivers/iio/pressure | |
| parent | 794694ce233fa595e5125cd52475e76397d395e3 (diff) | |
| download | linux-2ff59bf39bbdc3b187050f8bf3a486b4ac416e86.tar.bz2 | |
iio: pressure: st_pressure_spi: add OF capability to st_pressure_spi
Add device tree support for LPS22HB, LPS25H, LPS331AP, LPS001WP
pressure sensors
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/pressure')
| -rw-r--r-- | drivers/iio/pressure/st_pressure_spi.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c index 550508025af1..f5ebd36bb4bf 100644 --- a/drivers/iio/pressure/st_pressure_spi.c +++ b/drivers/iio/pressure/st_pressure_spi.c @@ -18,6 +18,36 @@ #include <linux/iio/common/st_sensors_spi.h> #include "st_pressure.h" +#ifdef CONFIG_OF +/* + * For new single-chip sensors use <device_name> as compatible string. + * For old single-chip devices keep <device_name>-press to maintain + * compatibility + */ +static const struct of_device_id st_press_of_match[] = { + { + .compatible = "st,lps001wp-press", + .data = LPS001WP_PRESS_DEV_NAME, + }, + { + .compatible = "st,lps25h-press", + .data = LPS25H_PRESS_DEV_NAME, + }, + { + .compatible = "st,lps331ap-press", + .data = LPS331AP_PRESS_DEV_NAME, + }, + { + .compatible = "st,lps22hb-press", + .data = LPS22HB_PRESS_DEV_NAME, + }, + {}, +}; +MODULE_DEVICE_TABLE(of, st_press_of_match); +#else +#define st_press_of_match NULL +#endif + static int st_press_spi_probe(struct spi_device *spi) { struct iio_dev *indio_dev; @@ -30,6 +60,8 @@ static int st_press_spi_probe(struct spi_device *spi) press_data = iio_priv(indio_dev); + st_sensors_of_name_probe(&spi->dev, st_press_of_match, + spi->modalias, sizeof(spi->modalias)); st_sensors_spi_configure(indio_dev, spi, press_data); err = st_press_common_probe(indio_dev); @@ -58,6 +90,7 @@ MODULE_DEVICE_TABLE(spi, st_press_id_table); static struct spi_driver st_press_driver = { .driver = { .name = "st-press-spi", + .of_match_table = of_match_ptr(st_press_of_match), }, .probe = st_press_spi_probe, .remove = st_press_spi_remove, |