[alsa-devel] [PATCH v2 15/19] ASoC: tlv320aic31xx: Reset registers during power up

Mark Brown broonie at kernel.org
Fri Dec 1 14:37:23 CET 2017


On Wed, Nov 29, 2017 at 03:32:56PM -0600, Andrew F. Davis wrote:

> +		gpiod_set_value(aic31xx->gpio_reset, 1);
> +		ndelay(10); /* At least 10ns */
> +		gpiod_set_value(aic31xx->gpio_reset, 0);

_cansleep(), this isn't being done from interrupt context.

> +	} else {
> +		ret = regmap_write(aic31xx->regmap, AIC31XX_RESET, 1);
> +		if (ret < 0)
> +			dev_err(aic31xx->dev, "Could not reset device\n");

Print the error to help people doing debug.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 488 bytes
Desc: not available
URL: <http://mailman.alsa-project.org/pipermail/alsa-devel/attachments/20171201/ed4e7a25/attachment.sig>


More information about the Alsa-devel mailing list