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ASoC: max98090: Reset codec on resume

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Make sure we reset codec and clear any IRQs on resume. This matches
the init sequence in probe.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Liam Girdwood 2014-05-16 16:55:21 +03:00 committed by Mark Brown
parent 25b4ab430f
commit 46b0e97dcf
1 changed files with 23 additions and 0 deletions
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23
sound/soc/codecs/max98090.c
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@ -2392,9 +2392,32 @@ static int max98090_runtime_suspend(struct device *dev)
}
#endif
#ifdef CONFIG_PM
static int max98090_resume(struct device *dev)
{
struct max98090_priv *max98090 = dev_get_drvdata(dev);
unsigned int status;
max98090_reset(max98090);
/* clear IRQ status */
regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
regcache_sync(max98090->regmap);
return 0;
}
static int max98090_suspend(struct device *dev)
{
return 0;
}
#endif
static const struct dev_pm_ops max98090_pm = {
SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
max98090_runtime_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(max98090_suspend, max98090_resume)
};
static const struct i2c_device_id max98090_i2c_id[] = {