Commit 7b0d54ae authored by Sean Nyekjaer's avatar Sean Nyekjaer Committed by Jonathan Cameron
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iio: adc: stm32-adc: add debug info if dt uses legacy channel config 



Since nearly all stm32 dt's are using the legacy adc channel config,
we should warn users about using it.

Signed-off-by: default avatarSean Nyekjaer <sean@geanix.com>
Link: https://lore.kernel.org/r/20230421083858.2613289-1-sean@geanix.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 5b24fdd9

drivers/iio/adc/stm32-adc.c

+2 −0
Original line number Diff line number Diff line
@@ -1993,6 +1993,8 @@ static int stm32_adc_get_legacy_chan_count(struct iio_dev *indio_dev, struct stm 
	const struct stm32_adc_info *adc_info = adc->cfg->adc_info;

	int num_channels = 0, ret;



	dev_dbg(&indio_dev->dev, "using legacy channel config\n");



	ret = device_property_count_u32(dev, "st,adc-channels");

	if (ret > adc_info->max_channels) {

		dev_err(&indio_dev->dev, "Bad st,adc-channels?\n");