1 files changed, 23 insertions, 2 deletions

diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c
index 9411969d6f79..9860018cc2e5 100644
--- a/sound/soc/omap/rx51.c
+++ b/sound/soc/omap/rx51.c
@@ -40,6 +40,7 @@
 
 #define RX51_TVOUT_SEL_GPIO             40
 #define RX51_JACK_DETECT_GPIO           177
+#define RX51_ECI_SW_GPIO                182
 /*
  * REVISIT: TWL4030 GPIO base in RX-51. Now statically defined to 192. This
  * gpio is reserved in arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -50,6 +51,7 @@ enum {
         RX51_JACK_DISABLED,
         RX51_JACK_TVOUT,                /* tv-out with stereo output */
         RX51_JACK_HP,                   /* headphone: stereo output, no mic */
+        RX51_JACK_HS,                   /* headset: stereo output with mic */
 };
 
 static int rx51_spk_func;
@@ -59,11 +61,15 @@ static int rx51_jack_func;
 static void rx51_ext_control(struct snd_soc_codec *codec)
 {
         struct snd_soc_dapm_context *dapm = &codec->dapm;
-        int hp = 0, tvout = 0;
+        int hp = 0, hs = 0, tvout = 0;
 
         switch (rx51_jack_func) {
         case RX51_JACK_TVOUT:
                 tvout = 1;
+                hp = 1;
+                break;
+        case RX51_JACK_HS:
+                hs = 1;
         case RX51_JACK_HP:
                 hp = 1;
                 break;
@@ -81,6 +87,10 @@ static void rx51_ext_control(struct snd_soc_codec *codec)
                 snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
         else
                 snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
+        if (hs)
+                snd_soc_dapm_enable_pin(dapm, "HS Mic");
+        else
+                snd_soc_dapm_disable_pin(dapm, "HS Mic");
 
         gpio_set_value(RX51_TVOUT_SEL_GPIO, tvout);
 
@@ -240,6 +250,7 @@ static const struct snd_soc_dapm_widget aic34_dapm_widgets[] = {
         SND_SOC_DAPM_SPK("Ext Spk", rx51_spk_event),
         SND_SOC_DAPM_MIC("DMic", NULL),
         SND_SOC_DAPM_HP("Headphone Jack", rx51_hp_event),
+        SND_SOC_DAPM_MIC("HS Mic", NULL),
 };
 
 static const struct snd_soc_dapm_widget aic34_dapm_widgetsb[] = {
@@ -259,11 +270,14 @@ static const struct snd_soc_dapm_route audio_map[] = {
 static const struct snd_soc_dapm_route audio_mapb[] = {
         {"b LINE2R", NULL, "MONO_LOUT"},
         {"Earphone", NULL, "b HPLOUT"},
+
+        {"LINE1L", NULL, "b Mic Bias 2.5V"},
+        {"b Mic Bias 2.5V", NULL, "HS Mic"}
 };
 
 static const char *spk_function[] = {"Off", "On"};
 static const char *input_function[] = {"ADC", "Digital Mic"};
-static const char *jack_function[] = {"Off", "TV-OUT", "Headphone"};
+static const char *jack_function[] = {"Off", "TV-OUT", "Headphone", "Headset"};
 
 static const struct soc_enum rx51_enum[] = {
         SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(spk_function), spk_function),
@@ -398,6 +412,10 @@ static int __init rx51_soc_init(void)
                                GPIOF_DIR_OUT | GPIOF_INIT_LOW, "tvout_sel");
         if (err)
                 goto err_gpio_tvout_sel;
+        err = gpio_request_one(RX51_ECI_SW_GPIO,
+                               GPIOF_DIR_OUT | GPIOF_INIT_HIGH, "eci_sw");
+        if (err)
+                goto err_gpio_eci_sw;
 
         rx51_snd_device = platform_device_alloc("soc-audio", -1);
         if (!rx51_snd_device) {
@@ -415,6 +433,8 @@ static int __init rx51_soc_init(void)
 err2:
         platform_device_put(rx51_snd_device);
 err1:
+        gpio_free(RX51_ECI_SW_GPIO);
+err_gpio_eci_sw:
         gpio_free(RX51_TVOUT_SEL_GPIO);
 err_gpio_tvout_sel:
 
@@ -427,6 +447,7 @@ static void __exit rx51_soc_exit(void)
                                 rx51_av_jack_gpios);
 
         platform_device_unregister(rx51_snd_device);
+        gpio_free(RX51_ECI_SW_GPIO);
         gpio_free(RX51_TVOUT_SEL_GPIO);
 }