ASoC: sdp4430: Add Jack support

Use jack framework to enable detection for the headset microphone
and stereo output in the sdp4430.

Signed-off-by: Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
Signed-off-by: David Anders <x0132446@ti.com>
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>

1 files changed, 32 insertions, 0 deletions

diff --git a/sound/soc/omap/sdp4430.c b/sound/soc/omap/sdp4430.c
index 0c37c51313a8..189e03900637 100644
--- a/sound/soc/omap/sdp4430.c
+++ b/sound/soc/omap/sdp4430.c
@@ -24,6 +24,7 @@
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/soc.h>
+#include <sound/jack.h>
 
 #include <asm/mach-types.h>
 #include <plat/hardware.h>
@@ -65,6 +66,21 @@ static struct snd_soc_ops sdp4430_ops = {
         .hw_params = sdp4430_hw_params,
 };
 
+/* Headset jack */
+static struct snd_soc_jack hs_jack;
+
+/*Headset jack detection DAPM pins */
+static struct snd_soc_jack_pin hs_jack_pins[] = {
+        {
+                .pin = "Headset Mic",
+                .mask = SND_JACK_MICROPHONE,
+        },
+        {
+                .pin = "Headset Stereophone",
+                .mask = SND_JACK_HEADPHONE,
+        },
+};
+
 static int sdp4430_get_power_mode(struct snd_kcontrol *kcontrol,
         struct snd_ctl_elem_value *ucontrol)
 {
@@ -160,6 +176,22 @@ static int sdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd)
         snd_soc_dapm_enable_pin(dapm, "Headset Stereophone");
 
         ret = snd_soc_dapm_sync(dapm);
+        if (ret)
+                return ret;
+
+        /* Headset jack detection */
+        ret = snd_soc_jack_new(codec, "Headset Jack",
+                                SND_JACK_HEADSET, &hs_jack);
+        if (ret)
+                return ret;
+
+        ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
+                                hs_jack_pins);
+
+        if (machine_is_omap_4430sdp())
+                twl6040_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADSET);
+        else
+                snd_soc_jack_report(&hs_jack, SND_JACK_HEADSET, SND_JACK_HEADSET);
 
         return ret;
 }