From c9a8e3bd3df0e25d4ac9f6be1ba294004bb0bc9a Mon Sep 17 00:00:00 2001
From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Date: Mon, 9 Jun 2014 14:39:06 +0300
Subject: [PATCH] ASoC: Intel: byt-rt5640: Enable headset mic bias voltage
Connect "Headset Mic" to "MICBIAS1" supply widget of RT5640 in order to
enable bias voltage for headset microphones.
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
---
sound/soc/intel/byt-rt5640.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/intel/byt-rt5640.c b/sound/soc/intel/byt-rt5640.c
index 53d160d39972..234a58de3c53 100644
--- a/sound/soc/intel/byt-rt5640.c
+++ b/sound/soc/intel/byt-rt5640.c
@@ -34,6 +34,7 @@ static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
};
static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
+ {"Headset Mic", NULL, "MICBIAS1"},
{"IN2P", NULL, "Headset Mic"},
{"IN2N", NULL, "Headset Mic"},
{"DMIC1", NULL, "Internal Mic"},