ASoC: Remove needless codec->bias_level assignment to SND_SOC_BIAS_OFF

This assignment is done by the snd_soc_register_codec so there is no need
to redo it in probe function of a codec driver.

Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/ssm2602.c

@@ -560,7 +560,6 @@ static int ssm2602_probe(struct snd_soc_codec *codec)
 
 	pr_info("ssm2602 Audio Codec %s", SSM2602_VERSION);
 
-	codec->bias_level = SND_SOC_BIAS_OFF,
 	codec->control_data = ssm2602->control_data;
 
 	ssm2602_reset(codec);