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staging:iio:magnetometer:ak8975: use gpio_request_one api 

Use gpio_request_one api, it looks cleaner.

Signed-off-by: Leed Aguilar <leed.aguilar@ti.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Leed Aguilar 2012-06-06 16:15:40 -04:00 committed by Greg Kroah-Hartman
parent 040f3e5833
commit 82f2acdce1
2 changed files with 2 additions and 10 deletions
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2
drivers/staging/iio/magnetometer/Kconfig
View File

@ -6,7 +6,7 @@ menu "Magnetometer sensors"
config SENSORS_AK8975 config SENSORS_AK8975
tristate "Asahi Kasei AK8975 3-Axis Magnetometer" tristate "Asahi Kasei AK8975 3-Axis Magnetometer"
depends on I2C depends on I2C
depends on GENERIC_GPIO depends on GPIOLIB
help help
Say yes here to build support for Asahi Kasei AK8975 3-Axis Say yes here to build support for Asahi Kasei AK8975 3-Axis
Magnetometer. Magnetometer.

10
drivers/staging/iio/magnetometer/ak8975.c
View File

@ -499,21 +499,13 @@ static int __devinit ak8975_probe(struct i2c_client *client,
/* We may not have a GPIO based IRQ to scan, that is fine, we will /* We may not have a GPIO based IRQ to scan, that is fine, we will
poll if so */ poll if so */
if (gpio_is_valid(eoc_gpio)) { if (gpio_is_valid(eoc_gpio)) {
err = gpio_request(eoc_gpio, "ak_8975"); err = gpio_request_one(eoc_gpio, GPIOF_IN, "ak_8975");
if (err < 0) { if (err < 0) {
dev_err(&client->dev, dev_err(&client->dev,
"failed to request GPIO %d, error %d\n", "failed to request GPIO %d, error %d\n",
eoc_gpio, err); eoc_gpio, err);
goto exit; goto exit;
} }
err = gpio_direction_input(eoc_gpio);
if (err < 0) {
dev_err(&client->dev,
"Failed to configure input direction for GPIO %d, error %d\n",
eoc_gpio, err);
goto exit_gpio;
}
} }
/* Register with IIO */ /* Register with IIO */