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iio: pressure: bmp280: support device tree initialization

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This adds device tree support to the BMP085, BMP180 and BMP280
pressure sensors. Tested on the Qualcomm APQ8060 Dragonboard:

iio:device1$ cat in_temp_input
26700
iio:device1$ cat in_pressure_input
99.185000000

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Linus Walleij 2016-06-30 03:48:46 +02:00 committed by Jonathan Cameron
parent 8d2c7ef80b
commit 78f5027132
1 changed files with 15 additions and 0 deletions
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15
drivers/iio/pressure/bmp280.c
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@ -18,6 +18,7 @@
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/acpi.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/delay.h>
#include <linux/iio/iio.h>
@ -1094,6 +1095,19 @@ static const struct acpi_device_id bmp280_acpi_match[] = {
};
MODULE_DEVICE_TABLE(acpi, bmp280_acpi_match);
#ifdef CONFIG_OF
static const struct of_device_id bmp280_of_match[] = {
{ .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID },
{ .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID },
{ .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID },
{ .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID },
{ },
};
MODULE_DEVICE_TABLE(of, bmp280_of_match);
#else
#define bmp280_of_match NULL
#endif
static const struct i2c_device_id bmp280_id[] = {
{"bmp280", BMP280_CHIP_ID },
{"bmp180", BMP180_CHIP_ID },
@ -1107,6 +1121,7 @@ static struct i2c_driver bmp280_driver = {
.driver = {
.name = "bmp280",
.acpi_match_table = ACPI_PTR(bmp280_acpi_match),
.of_match_table = of_match_ptr(bmp280_of_match),
},
.probe = bmp280_probe,
.id_table = bmp280_id,