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iio: humidity: Support acpi probe for hts211 

Support driver probe by reading unique HID on systems based on ACPI instead
of DT compatible strings.

Signed-off-by: Shrirang Bagul <shrirang.bagul@canonical.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Shrirang Bagul 2016-11-24 17:07:54 +08:00 committed by Jonathan Cameron
parent 9d317724cf
commit 25fc503e2d
1 changed files with 8 additions and 0 deletions
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8
drivers/iio/humidity/hts221_i2c.c
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@ -10,6 +10,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/acpi.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include "hts221.h"
@ -83,6 +84,12 @@ static int hts221_i2c_probe(struct i2c_client *client,
return hts221_probe(iio_dev);
}
static const struct acpi_device_id hts221_acpi_match[] = {
{"SMO9100", 0},
{ },
};
MODULE_DEVICE_TABLE(acpi, hts221_acpi_match);
static const struct of_device_id hts221_i2c_of_match[] = {
{ .compatible = "st,hts221", },
{},
@ -99,6 +106,7 @@ static struct i2c_driver hts221_driver = {
.driver = {
.name = "hts221_i2c",
.of_match_table = of_match_ptr(hts221_i2c_of_match),
.acpi_match_table = ACPI_PTR(hts221_acpi_match),
},
.probe = hts221_i2c_probe,
.id_table = hts221_i2c_id_table,