From 2ff59bf39bbdc3b187050f8bf3a486b4ac416e86 Mon Sep 17 00:00:00 2001 From: Lorenzo Bianconi Date: Tue, 27 Jun 2017 00:53:46 +0200 Subject: [PATCH] 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 Reviewed-by: Linus Walleij Signed-off-by: Jonathan Cameron --- drivers/iio/pressure/st_pressure_spi.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/drivers/iio/pressure/st_pressure_spi.c b/drivers/iio/pressure/st_pressure_spi.c index 55050802..f5ebd36 100644 --- a/drivers/iio/pressure/st_pressure_spi.c +++ b/drivers/iio/pressure/st_pressure_spi.c @@ -18,6 +18,36 @@ #include #include "st_pressure.h" +#ifdef CONFIG_OF +/* + * For new single-chip sensors use as compatible string. + * For old single-chip devices keep -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, -- 2.7.4