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ASoC: tas2552: Make the enable-gpio really optional 

Do not fail the probe if the enable-gpio is not specifiedbut handle
deferred probe case.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2015-06-04 16:04:13 +03:00 committed by Mark Brown
parent b787f68c36
commit ea178d1456
1 changed files with 6 additions and 2 deletions
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8
sound/soc/codecs/tas2552.c
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@ -486,8 +486,12 @@ static int tas2552_probe(struct i2c_client *client,
return -ENOMEM;
data->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
if (IS_ERR(data->enable_gpio))
return PTR_ERR(data->enable_gpio);
if (IS_ERR(data->enable_gpio)) {
if (PTR_ERR(data->enable_gpio) == -EPROBE_DEFER)
return -EPROBE_DEFER;
data->enable_gpio = NULL;;
}
data->tas2552_client = client;
data->regmap = devm_regmap_init_i2c(client, &tas2552_regmap_config);