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iio: accel: kxcjk-1013: Use devm_regulator_bulk_get_enable()

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This driver only turns the power on at probe and off via a custom
devm_add_action_or_reset() callback. The new
devm_regulator_bulk_get_enable() replaces this boilerplate code.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Matti Vaittinen <mazziesaccount@gmail.com>
Reviewed-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20221016163409.320197-5-jic23@kernel.org
This commit is contained in:
Jonathan Cameron 2022-10-16 17:33:59 +01:00
parent 5b30e739ce
commit 1fa4ff1f24
1 changed files with 4 additions and 21 deletions
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25
drivers/iio/accel/kxcjk-1013.c
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@ -241,7 +241,6 @@ enum kxcjk1013_axis {
};
struct kxcjk1013_data {
struct regulator_bulk_data regulators[2];
struct i2c_client *client;
struct iio_trigger *dready_trig;
struct iio_trigger *motion_trig;
@ -1425,16 +1424,10 @@ static const char *kxcjk1013_match_acpi_device(struct device *dev,
return dev_name(dev);
}
static void kxcjk1013_disable_regulators(void *d)
{
struct kxcjk1013_data *data = d;
regulator_bulk_disable(ARRAY_SIZE(data->regulators), data->regulators);
}
static int kxcjk1013_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
static const char * const regulator_names[] = { "vdd", "vddio" };
struct kxcjk1013_data *data;
struct iio_dev *indio_dev;
struct kxcjk_1013_platform_data *pdata;
@ -1461,22 +1454,12 @@ static int kxcjk1013_probe(struct i2c_client *client,
return ret;
}
data->regulators[0].supply = "vdd";
data->regulators[1].supply = "vddio";
ret = devm_regulator_bulk_get(&client->dev, ARRAY_SIZE(data->regulators),
data->regulators);
ret = devm_regulator_bulk_get_enable(&client->dev,
ARRAY_SIZE(regulator_names),
regulator_names);
if (ret)
return dev_err_probe(&client->dev, ret, "Failed to get regulators\n");
ret = regulator_bulk_enable(ARRAY_SIZE(data->regulators),
data->regulators);
if (ret)
return ret;
ret = devm_add_action_or_reset(&client->dev, kxcjk1013_disable_regulators, data);
if (ret)
return ret;
/*
* A typical delay of 10ms is required for powering up
* according to the data sheets of supported chips.