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Commit c9d07120 authored by Marcelo Schmitt's avatar Marcelo Schmitt Committed by Jonathan Cameron
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staging: iio: ad5933: change regulator binging for vref 



Set a single voltage regulator for all voltage references.
Remove voltage reference value from default platafrom data struct.

Signed-off-by: default avatarMarcelo Schmitt <marcelo.schmitt1@gmail.com>
Signed-off-by: default avatarGabriel Capella <gabriel@capella.pro>
Co-developed-by: default avatarGabriel Capella <gabriel@capella.pro>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 7f6b6d55

drivers/staging/iio/impedance-analyzer/ad5933.c

+6 −8
Original line number Diff line number Diff line
@@ -91,7 +91,6 @@ 


struct ad5933_platform_data {

	unsigned long			ext_clk_hz;

	unsigned short			vref_mv;

};



struct ad5933_state {
@@ -113,7 +112,6 @@ struct ad5933_state { 
};



static struct ad5933_platform_data ad5933_default_pdata  = {

	.vref_mv = 3300,

};



#define AD5933_CHANNEL(_type, _extend_name, _info_mask_separate, _address, \
@@ -691,7 +689,7 @@ static void ad5933_work(struct work_struct *work) 
static int ad5933_probe(struct i2c_client *client,

			const struct i2c_device_id *id)

{

	int ret, voltage_uv = 0;

	int ret;

	struct ad5933_platform_data *pdata = dev_get_platdata(&client->dev);

	struct ad5933_state *st;

	struct iio_dev *indio_dev;
@@ -718,12 +716,12 @@ static int ad5933_probe(struct i2c_client *client, 
		dev_err(&client->dev, "Failed to enable specified VDD supply\n");

		return ret;

	}

	voltage_uv = regulator_get_voltage(st->reg);

	ret = regulator_get_voltage(st->reg);



	if (ret < 0)

		goto error_disable_reg;



	if (voltage_uv)

		st->vref_mv = voltage_uv / 1000;

	else

		st->vref_mv = pdata->vref_mv;

	st->vref_mv = ret / 1000;



	if (pdata->ext_clk_hz) {

		st->mclk_hz = pdata->ext_clk_hz;