ASoC: twl6040: Restore bias level at resume

This patch restores the CODEC bias level at resume().

Signed-off-by: Margarita Olaya Cabrera <magi.olaya@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index b575fd3..3973bf6 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -1097,6 +1097,7 @@
 static int twl6040_resume(struct snd_soc_codec *codec)
 {
 	twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+	twl6040_set_bias_level(codec, codec->dapm.suspend_bias_level);
 
 	return 0;
 }