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authorStephen Warren <swarren@nvidia.com>2011-02-03 13:56:13 -0700
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-02-09 12:10:53 +0000
commitf7d3e403d7de06f8a42a7f34950ae972547c6d59 (patch)
tree1c88ae339f936e96a998d78d5ccf32da887809f9 /sound/soc/tegra
parent46fdaa3bec1bcaa36759b1f5e5e27245ae465b8f (diff)
downloadop-kernel-dev-f7d3e403d7de06f8a42a7f34950ae972547c6d59.zip
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ASoC: Tegra: Harmony: Add headphone jack detection
Signed-off-by: Stephen Warren <swarren@nvidia.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/tegra')
-rw-r--r--sound/soc/tegra/harmony.c30
1 files changed, 29 insertions, 1 deletions
diff --git a/sound/soc/tegra/harmony.c b/sound/soc/tegra/harmony.c
index 11e2cb8..fcd316e 100644
--- a/sound/soc/tegra/harmony.c
+++ b/sound/soc/tegra/harmony.c
@@ -38,6 +38,7 @@
#include <mach/harmony_audio.h>
#include <sound/core.h>
+#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
@@ -123,6 +124,24 @@ static struct snd_soc_ops harmony_asoc_ops = {
.hw_params = harmony_asoc_hw_params,
};
+static struct snd_soc_jack harmony_hp_jack;
+
+static struct snd_soc_jack_pin harmony_hp_jack_pins[] = {
+ {
+ .pin = "Headphone Jack",
+ .mask = SND_JACK_HEADPHONE,
+ },
+};
+
+static struct snd_soc_jack_gpio harmony_hp_jack_gpios[] = {
+ {
+ .name = "headphone detect",
+ .report = SND_JACK_HEADPHONE,
+ .debounce_time = 150,
+ .invert = 1,
+ }
+};
+
static int harmony_event_int_spk(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
@@ -178,11 +197,20 @@ static int harmony_asoc_init(struct snd_soc_pcm_runtime *rtd)
snd_soc_dapm_add_routes(dapm, harmony_audio_map,
ARRAY_SIZE(harmony_audio_map));
- snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
snd_soc_dapm_enable_pin(dapm, "Int Spk");
snd_soc_dapm_enable_pin(dapm, "Mic Jack");
snd_soc_dapm_sync(dapm);
+ harmony_hp_jack_gpios[0].gpio = pdata->gpio_hp_det;
+ snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
+ &harmony_hp_jack);
+ snd_soc_jack_add_pins(&harmony_hp_jack,
+ ARRAY_SIZE(harmony_hp_jack_pins),
+ harmony_hp_jack_pins);
+ snd_soc_jack_add_gpios(&harmony_hp_jack,
+ ARRAY_SIZE(harmony_hp_jack_gpios),
+ harmony_hp_jack_gpios);
+
return 0;
}
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