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Unverified Commit 65d257ee authored by Bogdan Togorean's avatar Bogdan Togorean Committed by Mark Brown
Browse files

ASoC: adau1977: Add support for setting MICBIAS via DT 



If platform_data is NULL add reading of optional adi,micbias
property from DT. If adi,micbias is not set keep the default
value for micbias.

Signed-off-by: default avatarBogdan Togorean <bogdan.togorean@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent fb7a9745

sound/soc/codecs/adau1977.c

+7 −5
Original line number Diff line number Diff line
@@ -885,13 +885,15 @@ static int adau1977_setup_micbias(struct adau1977 *adau1977) 
	struct adau1977_platform_data *pdata = adau1977->dev->platform_data;

	unsigned int micbias;



	if (pdata) {

	if (pdata)

		micbias = pdata->micbias;

		if (micbias > ADAU1977_MICBIAS_9V0)

			return -EINVAL;



	} else {

	else if (device_property_read_u32(adau1977->dev, "adi,micbias",

					  &micbias))

		micbias = ADAU1977_MICBIAS_8V5;



	if (micbias > ADAU1977_MICBIAS_9V0) {

		dev_err(adau1977->dev, "Invalid value for 'adi,micbias'\n");

		return -EINVAL;

	}



	return regmap_update_bits(adau1977->regmap, ADAU1977_REG_MICBIAS,