ASoC: ssm2602: Set initial bias level to standby

Set the initial bias level to standby during CODEC probe instead of leaving the
CODEC powered off.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 32d6c51..c9e0fdb 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -577,7 +577,12 @@
 		break;
 	}
 
-	return ret;
+	if (ret)
+		return ret;
+
+	ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+
+	return 0;
 }
 
 /* remove everything here */