ASoC: tas2552: Use devm_gpiod_get_optional for enable-gpio

commit ea178d1456dc ("ASoC: tas2552: Make the enable-gpio really optional")
makes enable-gpio optional. devm_gpiod_get_optional() is the better
function for optional gpio, so let's switch to use it.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/tas2552.c b/sound/soc/codecs/tas2552.c
index 169a703..4f25a7d 100644 (file)
--- a/sound/soc/codecs/tas2552.c
+++ b/sound/soc/codecs/tas2552.c
@@ -703,13 +703,10 @@ static int tas2552_probe(struct i2c_client *client,
        if (data == NULL)
                return -ENOMEM;
 
-       data->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW);
-       if (IS_ERR(data->enable_gpio)) {
-               if (PTR_ERR(data->enable_gpio) == -EPROBE_DEFER)
-                       return -EPROBE_DEFER;
-
-               data->enable_gpio = NULL;
-       }
+       data->enable_gpio = devm_gpiod_get_optional(dev, "enable",
+                                                   GPIOD_OUT_LOW);
+       if (IS_ERR(data->enable_gpio))
+               return PTR_ERR(data->enable_gpio);
 
        data->tas2552_client = client;
        data->regmap = devm_regmap_init_i2c(client, &tas2552_regmap_config);