commit 96b101efae0ab68b6510fdbb30384849d211da2c
author Mark Brown <broonie@opensource.wolfsonmicro.com> Thu Nov 18 15:49:38 2010 +0000
committer Mark Brown <broonie@opensource.wolfsonmicro.com> Fri Nov 19 11:17:27 2010 +0000
tree 7545cfd705e55c6da434acbce7a669b64937805c
parent 3df94756fe9026c6386ebd10501c2df85df3dbee

ASoC: Provide ADC left/right channel source selection on WM8994

Allow the application to choose if the ADC data presented on the left
and right channels is sourced from the internal left or right channel.
This allows a mono recording to be presented as stereo on the external
bus.

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

sound/soc/codecs/wm8994.c

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index bfdb7da..7d2f488 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2069,21 +2069,33 @@
 	return 0;
 }
 
-static const char *aifdac_src_text[] = {
+static const char *aif_chan_src_text[] = {
 	"Left", "Right"
 };
 
+static const struct soc_enum aif1adcl_src =
+	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_1, 15, 2, aif_chan_src_text);
+
+static const struct soc_enum aif1adcr_src =
+	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_1, 14, 2, aif_chan_src_text);
+
+static const struct soc_enum aif2adcl_src =
+	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_1, 15, 2, aif_chan_src_text);
+
+static const struct soc_enum aif2adcr_src =
+	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_1, 14, 2, aif_chan_src_text);
+
 static const struct soc_enum aif1dacl_src =
-	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 15, 2, aifdac_src_text);
+	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 15, 2, aif_chan_src_text);
 
 static const struct soc_enum aif1dacr_src =
-	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 14, 2, aifdac_src_text);
+	SOC_ENUM_SINGLE(WM8994_AIF1_CONTROL_2, 14, 2, aif_chan_src_text);
 
 static const struct soc_enum aif2dacl_src =
-	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 15, 2, aifdac_src_text);
+	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 15, 2, aif_chan_src_text);
 
 static const struct soc_enum aif2dacr_src =
-	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 14, 2, aifdac_src_text);
+	SOC_ENUM_SINGLE(WM8994_AIF2_CONTROL_2, 14, 2, aif_chan_src_text);
 
 static const struct snd_kcontrol_new wm8994_snd_controls[] = {
 SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
@@ -2096,6 +2108,11 @@
 		 WM8994_AIF2_ADC_RIGHT_VOLUME,
 		 1, 119, 0, digital_tlv),
 
+SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
+SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
+SOC_ENUM("AIF2ADCL Source", aif1adcl_src),
+SOC_ENUM("AIF2ADCR Source", aif1adcr_src),
+
 SOC_ENUM("AIF1DACL Source", aif1dacl_src),
 SOC_ENUM("AIF1DACR Source", aif1dacr_src),
 SOC_ENUM("AIF2DACL Source", aif1dacl_src),