ASoC: omap: rx51: Enable McBSP2 sidetone
[firefly-linux-kernel-4.4.55.git] / sound / soc / omap / rx51.c
index 09fb0df8d416947f01ae2044324e1382ee13e294..d0986220eff97844e3bef90979f329e55f6fa847 100644 (file)
@@ -31,6 +31,7 @@
 #include <sound/pcm.h>
 #include <sound/soc.h>
 #include <plat/mcbsp.h>
+#include "../codecs/tpa6130a2.h"
 
 #include <asm/mach-types.h>
 
@@ -39,6 +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
@@ -47,7 +49,9 @@
 
 enum {
        RX51_JACK_DISABLED,
-       RX51_JACK_TVOUT,                /* tv-out */
+       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;
@@ -57,6 +61,19 @@ 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, 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;
+       }
 
        if (rx51_spk_func)
                snd_soc_dapm_enable_pin(dapm, "Ext Spk");
@@ -66,9 +83,16 @@ static void rx51_ext_control(struct snd_soc_codec *codec)
                snd_soc_dapm_enable_pin(dapm, "DMic");
        else
                snd_soc_dapm_disable_pin(dapm, "DMic");
+       if (hp)
+               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,
-                      rx51_jack_func == RX51_JACK_TVOUT);
+       gpio_set_value(RX51_TVOUT_SEL_GPIO, tvout);
 
        snd_soc_dapm_sync(dapm);
 }
@@ -153,6 +177,19 @@ static int rx51_spk_event(struct snd_soc_dapm_widget *w,
        return 0;
 }
 
+static int rx51_hp_event(struct snd_soc_dapm_widget *w,
+                        struct snd_kcontrol *k, int event)
+{
+       struct snd_soc_codec *codec = w->dapm->codec;
+
+       if (SND_SOC_DAPM_EVENT_ON(event))
+               tpa6130a2_stereo_enable(codec, 1);
+       else
+               tpa6130a2_stereo_enable(codec, 0);
+
+       return 0;
+}
+
 static int rx51_get_input(struct snd_kcontrol *kcontrol,
                          struct snd_ctl_elem_value *ucontrol)
 {
@@ -203,7 +240,7 @@ static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = {
        {
                .gpio = RX51_JACK_DETECT_GPIO,
                .name = "avdet-gpio",
-               .report = SND_JACK_VIDEOOUT,
+               .report = SND_JACK_HEADSET,
                .invert = 1,
                .debounce_time = 200,
        },
@@ -212,19 +249,38 @@ static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = {
 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),
+       SND_SOC_DAPM_LINE("FM Transmitter", NULL),
+};
+
+static const struct snd_soc_dapm_widget aic34_dapm_widgetsb[] = {
+       SND_SOC_DAPM_SPK("Earphone", NULL),
 };
 
 static const struct snd_soc_dapm_route audio_map[] = {
        {"Ext Spk", NULL, "HPLOUT"},
        {"Ext Spk", NULL, "HPROUT"},
+       {"Headphone Jack", NULL, "LLOUT"},
+       {"Headphone Jack", NULL, "RLOUT"},
+       {"FM Transmitter", NULL, "LLOUT"},
+       {"FM Transmitter", NULL, "RLOUT"},
 
        {"DMic Rate 64", NULL, "Mic Bias 2V"},
        {"Mic Bias 2V", NULL, "DMic"},
 };
 
+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"};
+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),
@@ -239,6 +295,11 @@ static const struct snd_kcontrol_new aic34_rx51_controls[] = {
                     rx51_get_input, rx51_set_input),
        SOC_ENUM_EXT("Jack Function", rx51_enum[2],
                     rx51_get_jack, rx51_set_jack),
+       SOC_DAPM_PIN_SWITCH("FM Transmitter"),
+};
+
+static const struct snd_kcontrol_new aic34_rx51_controlsb[] = {
+       SOC_DAPM_PIN_SWITCH("Earphone"),
 };
 
 static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd)
@@ -265,11 +326,21 @@ static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd)
        /* Set up RX-51 specific audio path audio_map */
        snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
 
+       err = tpa6130a2_add_controls(codec);
+       if (err < 0)
+               return err;
+       snd_soc_limit_volume(codec, "TPA6130A2 Headphone Playback Volume", 42);
+
+       err = omap_mcbsp_st_add_controls(codec, 1);
+       if (err < 0)
+               return err;
+
        snd_soc_dapm_sync(dapm);
 
        /* AV jack detection */
        err = snd_soc_jack_new(codec, "AV Jack",
-                              SND_JACK_VIDEOOUT, &rx51_av_jack);
+                              SND_JACK_HEADSET | SND_JACK_VIDEOOUT,
+                              &rx51_av_jack);
        if (err)
                return err;
        err = snd_soc_jack_add_gpios(&rx51_av_jack,
@@ -279,6 +350,24 @@ static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd)
        return err;
 }
 
+static int rx51_aic34b_init(struct snd_soc_dapm_context *dapm)
+{
+       int err;
+
+       err = snd_soc_add_controls(dapm->codec, aic34_rx51_controlsb,
+                                  ARRAY_SIZE(aic34_rx51_controlsb));
+       if (err < 0)
+               return err;
+
+       err = snd_soc_dapm_new_controls(dapm, aic34_dapm_widgetsb,
+                                       ARRAY_SIZE(aic34_dapm_widgetsb));
+       if (err < 0)
+               return 0;
+
+       return snd_soc_dapm_add_routes(dapm, audio_mapb,
+                                      ARRAY_SIZE(audio_mapb));
+}
+
 /* Digital audio interface glue - connects codec <--> CPU */
 static struct snd_soc_dai_link rx51_dai[] = {
        {
@@ -293,11 +382,30 @@ static struct snd_soc_dai_link rx51_dai[] = {
        },
 };
 
+struct snd_soc_aux_dev rx51_aux_dev[] = {
+       {
+               .name = "TLV320AIC34b",
+               .codec_name = "tlv320aic3x-codec.2-0019",
+               .init = rx51_aic34b_init,
+       },
+};
+
+static struct snd_soc_codec_conf rx51_codec_conf[] = {
+       {
+               .dev_name = "tlv320aic3x-codec.2-0019",
+               .name_prefix = "b",
+       },
+};
+
 /* Audio card */
 static struct snd_soc_card rx51_sound_card = {
        .name = "RX-51",
        .dai_link = rx51_dai,
        .num_links = ARRAY_SIZE(rx51_dai),
+       .aux_dev = rx51_aux_dev,
+       .num_aux_devs = ARRAY_SIZE(rx51_aux_dev),
+       .codec_conf = rx51_codec_conf,
+       .num_configs = ARRAY_SIZE(rx51_codec_conf),
 };
 
 static struct platform_device *rx51_snd_device;
@@ -309,10 +417,14 @@ static int __init rx51_soc_init(void)
        if (!machine_is_nokia_rx51())
                return -ENODEV;
 
-       err = gpio_request(RX51_TVOUT_SEL_GPIO, "tvout_sel");
+       err = gpio_request_one(RX51_TVOUT_SEL_GPIO,
+                              GPIOF_DIR_OUT | GPIOF_INIT_LOW, "tvout_sel");
        if (err)
                goto err_gpio_tvout_sel;
-       gpio_direction_output(RX51_TVOUT_SEL_GPIO, 0);
+       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) {
@@ -330,6 +442,8 @@ 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:
 
@@ -342,6 +456,7 @@ 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);
 }