Subject: [PATCH] ASoC: max98090: add shutdown callback for max98090

From: [email-masked] (Caesar Wang)
Date: Wed, 08 Apr 2015 18:15:28 +0800

Mark,

? 2015?04?08? 17:50, Mark Brown ??:
> On Wed, Apr 08, 2015 at 04:52:08PM +0800, Caesar Wang wrote:
>
>> +static void max98090_i2c_shutdown(struct i2c_client *i2c)
>> +{
>> +	struct max98090_priv *max98090 = dev_get_drvdata(&i2c->dev);
>> +
>> +	dev_info(&i2c->dev, "shut down device\n");
> Remove this, it's adding noise.

Done
>> +
>> +	/* Enable volume smoothing, disable zero cross.  This will cause
>> +	 * a quick 40ms ramp to mute on shutdown.
>> +	 */
>> +	regmap_write(max98090->regmap,
>> +		M98090_REG_LEVEL_CONTROL, M98090_VSENN_MASK);
>> +	regmap_write(max98090->regmap,
>> +		M98090_REG_DEVICE_SHUTDOWN, 0x00);
>> +	msleep(40);
>> +}
> This is OK but equivalent code should be being added to the driver
> remove path as the same thing should be happening there.
Yeah.I will fix it in v2 patch.

Thanks!

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