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Commit eb4f07a5 authored by Mircea Caprioru's avatar Mircea Caprioru Committed by Jonathan Cameron
Browse files

staging: iio: adc: ad7192: Convert platform data to DT properties 



This patch will remove platform data members and replace them with device
tree properties. These properties will be subject to further modifications
and probably replaced with other functionalities at some point in time.

Signed-off-by: default avatarMircea Caprioru <mircea.caprioru@analog.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 6be4f554

drivers/staging/iio/adc/ad7192.c

+21 −12
Original line number Diff line number Diff line
@@ -250,10 +250,11 @@ static int ad7192_of_clock_select(struct ad7192_state *st) 
	return clock_sel;

}



static int ad7192_setup(struct ad7192_state *st,

			const struct ad7192_platform_data *pdata)

static int ad7192_setup(struct ad7192_state *st, struct device_node *np)

{

	struct iio_dev *indio_dev = spi_get_drvdata(st->sd.spi);

	bool rej60_en, sinc3_en, refin2_en, chop_en;

	bool buf_en, bipolar, burnout_curr_en;

	unsigned long long scale_uv;

	int i, ret, id;
@@ -280,18 +281,22 @@ static int ad7192_setup(struct ad7192_state *st, 


	st->conf = AD7192_CONF_GAIN(0);



	if (pdata->rej60_en)

	rej60_en = of_property_read_bool(np, "adi,rejection-60-Hz-enable");

	if (rej60_en)

		st->mode |= AD7192_MODE_REJ60;



	if (pdata->sinc3_en)

	sinc3_en = of_property_read_bool(np, "adi,sinc3-filter-enable");

	if (sinc3_en)

		st->mode |= AD7192_MODE_SINC3;



	if (pdata->refin2_en && st->devid != ID_AD7195)

	refin2_en = of_property_read_bool(np, "adi,refin2-pins-enable");

	if (refin2_en && st->devid != ID_AD7195)

		st->conf |= AD7192_CONF_REFSEL;



	if (pdata->chop_en) {

	chop_en = of_property_read_bool(np, "adi,chop-enable");

	if (chop_en) {

		st->conf |= AD7192_CONF_CHOP;

		if (pdata->sinc3_en)

		if (sinc3_en)

			st->f_order = 3; /* SINC 3rd order */

		else

			st->f_order = 4; /* SINC 4th order */
@@ -299,15 +304,19 @@ static int ad7192_setup(struct ad7192_state *st, 
		st->f_order = 1;

	}



	if (pdata->buf_en)

	buf_en = of_property_read_bool(np, "adi,buffer-enable");

	if (buf_en)

		st->conf |= AD7192_CONF_BUF;



	if (pdata->unipolar_en)

	bipolar = of_property_read_bool(np, "bipolar");

	if (!bipolar)

		st->conf |= AD7192_CONF_UNIPOLAR;



	if (pdata->burnout_curr_en && pdata->buf_en && !pdata->chop_en) {

	burnout_curr_en = of_property_read_bool(np,

						"adi,burnout-currents-enable");

	if (burnout_curr_en && buf_en && !chop_en) {

		st->conf |= AD7192_CONF_BURN;

	} else if (pdata->burnout_curr_en) {

	} else if (burnout_curr_en) {

		dev_warn(&st->sd.spi->dev,

			 "Can't enable burnout currents: see CHOP or buffer\n");

	}
@@ -735,7 +744,7 @@ static int ad7192_probe(struct spi_device *spi) 
		}

	}



	ret = ad7192_setup(st, pdata);

	ret = ad7192_setup(st, spi->dev.of_node);

	if (ret)

		goto error_disable_clk;

drivers/staging/iio/adc/ad7192.h

+0 −7
Original line number Diff line number Diff line
@@ -33,13 +33,6 @@ 


struct ad7192_platform_data {

	u16		vref_mv;

	bool		refin2_en;

	bool		rej60_en;

	bool		sinc3_en;

	bool		chop_en;

	bool		buf_en;

	bool		unipolar_en;

	bool		burnout_curr_en;

};



#endif /* IIO_ADC_AD7192_H_ */