Commit dee1f550 authored by Vignesh R's avatar Vignesh R Committed by Jonathan Cameron
Browse files

iio: adc: ti_am335x_adc: refactor DT parsing into a function 



Refactor DT parsing into a separate function from probe() to
help addition of more DT parameters later.

No functional changes.

Signed-off-by: default avatarVignesh R <vigneshr@ti.com>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent d02e0f8f

drivers/iio/adc/ti_am335x_adc.c

+19 −10
Original line number Diff line number Diff line
@@ -395,16 +395,30 @@ static const struct iio_info tiadc_info = { 
	.driver_module = THIS_MODULE,

};



static int tiadc_parse_dt(struct platform_device *pdev,

			  struct tiadc_device *adc_dev)

{

	struct device_node *node = pdev->dev.of_node;

	struct property *prop;

	const __be32 *cur;

	int channels = 0;

	u32 val;



	of_property_for_each_u32(node, "ti,adc-channels", prop, cur, val) {

		adc_dev->channel_line[channels] = val;

		channels++;

	}



	adc_dev->channels = channels;

	return 0;

}



static int tiadc_probe(struct platform_device *pdev)

{

	struct iio_dev		*indio_dev;

	struct tiadc_device	*adc_dev;

	struct device_node	*node = pdev->dev.of_node;

	struct property		*prop;

	const __be32		*cur;

	int			err;

	u32			val;

	int			channels = 0;



	if (!node) {

		dev_err(&pdev->dev, "Could not find valid DT data.\n");
@@ -420,12 +434,7 @@ static int tiadc_probe(struct platform_device *pdev) 
	adc_dev = iio_priv(indio_dev);



	adc_dev->mfd_tscadc = ti_tscadc_dev_get(pdev);



	of_property_for_each_u32(node, "ti,adc-channels", prop, cur, val) {

		adc_dev->channel_line[channels] = val;

		channels++;

	}

	adc_dev->channels = channels;

	tiadc_parse_dt(pdev, adc_dev);



	indio_dev->dev.parent = &pdev->dev;

	indio_dev->name = dev_name(&pdev->dev);