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Diffstat (limited to 'sound/soc/codecs/wm9713.c')
-rw-r--r--sound/soc/codecs/wm9713.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c
index e3174c4d980..1f241161445 100644
--- a/sound/soc/codecs/wm9713.c
+++ b/sound/soc/codecs/wm9713.c
@@ -1132,8 +1132,17 @@ static int wm9713_soc_suspend(struct platform_device *pdev,
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->codec;
+ u16 reg;
+
+ /* Disable everything except touchpanel - that will be handled
+ * by the touch driver and left disabled if touch is not in
+ * use. */
+ reg = ac97_read(codec, AC97_EXTENDED_MID);
+ ac97_write(codec, AC97_EXTENDED_MID, reg | 0x7fff);
+ ac97_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
+ ac97_write(codec, AC97_POWERDOWN, 0x6f00);
+ ac97_write(codec, AC97_POWERDOWN, 0xffff);
- wm9713_dapm_event(codec, SNDRV_CTL_POWER_D3cold);
return 0;
}