diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/tegra/tegra_wm8903.c | 138 |
1 files changed, 127 insertions, 11 deletions
diff --git a/sound/soc/tegra/tegra_wm8903.c b/sound/soc/tegra/tegra_wm8903.c index 4bea080e6f2a..bebccffe38d4 100644 --- a/sound/soc/tegra/tegra_wm8903.c +++ b/sound/soc/tegra/tegra_wm8903.c @@ -34,6 +34,7 @@ #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/gpio.h> +#include <linux/regulator/consumer.h> #include <mach/tegra_wm8903_pdata.h> @@ -59,6 +60,8 @@ struct tegra_wm8903 { struct tegra_asoc_utils_data util_data; struct tegra_wm8903_platform_data *pdata; + struct regulator *spk_reg; + struct regulator *dmic_reg; int gpio_requested; }; @@ -162,6 +165,13 @@ static int tegra_wm8903_event_int_spk(struct snd_soc_dapm_widget *w, struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); struct tegra_wm8903_platform_data *pdata = machine->pdata; + if (machine->spk_reg) { + if (SND_SOC_DAPM_EVENT_ON(event)) + regulator_enable(machine->spk_reg); + else + regulator_disable(machine->spk_reg); + } + if (!(machine->gpio_requested & GPIO_SPKR_EN)) return 0; @@ -188,7 +198,57 @@ static int tegra_wm8903_event_hp(struct snd_soc_dapm_widget *w, return 0; } -static const struct snd_soc_dapm_widget tegra_wm8903_dapm_widgets[] = { +static int tegra_wm8903_event_int_mic(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); + struct tegra_wm8903_platform_data *pdata = machine->pdata; + + if (machine->dmic_reg) { + if (SND_SOC_DAPM_EVENT_ON(event)) + regulator_enable(machine->dmic_reg); + else + regulator_disable(machine->dmic_reg); + } + + if (!(machine->gpio_requested & GPIO_INT_MIC_EN)) + return 0; + + gpio_set_value_cansleep(pdata->gpio_int_mic_en, + SND_SOC_DAPM_EVENT_ON(event)); + + return 0; +} + +static int tegra_wm8903_event_ext_mic(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *k, int event) +{ + struct snd_soc_dapm_context *dapm = w->dapm; + struct snd_soc_card *card = dapm->card; + struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card); + struct tegra_wm8903_platform_data *pdata = machine->pdata; + + if (!(machine->gpio_requested & GPIO_EXT_MIC_EN)) + return 0; + + gpio_set_value_cansleep(pdata->gpio_ext_mic_en, + SND_SOC_DAPM_EVENT_ON(event)); + + return 0; +} + +static const struct snd_soc_dapm_widget cardhu_dapm_widgets[] = { + SND_SOC_DAPM_SPK("Int Spk", tegra_wm8903_event_int_spk), + SND_SOC_DAPM_HP("Headphone Jack", tegra_wm8903_event_hp), + SND_SOC_DAPM_LINE("Line Out", NULL), + SND_SOC_DAPM_MIC("Mic Jack", tegra_wm8903_event_ext_mic), + SND_SOC_DAPM_MIC("Int Mic", tegra_wm8903_event_int_mic), + SND_SOC_DAPM_LINE("Line In", NULL), +}; + +static const struct snd_soc_dapm_widget tegra_wm8903_default_dapm_widgets[] = { SND_SOC_DAPM_SPK("Int Spk", tegra_wm8903_event_int_spk), SND_SOC_DAPM_HP("Headphone Jack", tegra_wm8903_event_hp), SND_SOC_DAPM_MIC("Mic Jack", NULL), @@ -205,6 +265,24 @@ static const struct snd_soc_dapm_route harmony_audio_map[] = { {"IN1L", NULL, "Mic Bias"}, }; +static const struct snd_soc_dapm_route cardhu_audio_map[] = { + {"Headphone Jack", NULL, "HPOUTR"}, + {"Headphone Jack", NULL, "HPOUTL"}, + {"Int Spk", NULL, "ROP"}, + {"Int Spk", NULL, "RON"}, + {"Int Spk", NULL, "LOP"}, + {"Int Spk", NULL, "LON"}, + {"Line Out", NULL, "LINEOUTL"}, + {"Line Out", NULL, "LINEOUTR"}, + {"Mic Bias", NULL, "Mic Jack"}, + {"IN1L", NULL, "Mic Bias"}, + {"Mic Bias", NULL, "Int Mic"}, + {"IN1L", NULL, "Mic Bias"}, + {"IN1R", NULL, "Mic Bias"}, + {"IN3L", NULL, "Line In"}, + {"IN3R", NULL, "Line In"}, +}; + static const struct snd_soc_dapm_route seaboard_audio_map[] = { {"Headphone Jack", NULL, "HPOUTR"}, {"Headphone Jack", NULL, "HPOUTL"}, @@ -236,7 +314,16 @@ static const struct snd_soc_dapm_route aebl_audio_map[] = { {"IN1R", NULL, "Mic Bias"}, }; -static const struct snd_kcontrol_new tegra_wm8903_controls[] = { +static const struct snd_kcontrol_new cardhu_controls[] = { + SOC_DAPM_PIN_SWITCH("Int Spk"), + SOC_DAPM_PIN_SWITCH("Headphone Jack"), + SOC_DAPM_PIN_SWITCH("LineOut"), + SOC_DAPM_PIN_SWITCH("Mic Jack"), + SOC_DAPM_PIN_SWITCH("Int Mic"), + SOC_DAPM_PIN_SWITCH("LineIn"), +}; + +static const struct snd_kcontrol_new tegra_wm8903_default_controls[] = { SOC_DAPM_PIN_SWITCH("Int Spk"), }; @@ -320,9 +407,10 @@ static int tegra_wm8903_init(struct snd_soc_pcm_runtime *rtd) /* FIXME: Calculate automatically based on DAPM routes? */ if (!machine_is_harmony() && !machine_is_ventana() && - !machine_is_ventana()) + !machine_is_cardhu()) snd_soc_dapm_nc_pin(dapm, "IN1L"); - if (!machine_is_seaboard() && !machine_is_aebl()) + if (!machine_is_seaboard() && !machine_is_aebl() && + !machine_is_cardhu()) snd_soc_dapm_nc_pin(dapm, "IN1R"); snd_soc_dapm_nc_pin(dapm, "IN2L"); if (!machine_is_kaen()) @@ -371,11 +459,6 @@ static struct snd_soc_card snd_soc_tegra_wm8903 = { .name = "tegra-wm8903", .dai_link = tegra_wm8903_dai, .num_links = ARRAY_SIZE(tegra_wm8903_dai), - - .controls = tegra_wm8903_controls, - .num_controls = ARRAY_SIZE(tegra_wm8903_controls), - .dapm_widgets = tegra_wm8903_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(tegra_wm8903_dapm_widgets), }; static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev) @@ -403,6 +486,18 @@ static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev) if (ret) goto err_free_machine; + machine->spk_reg = regulator_get(&pdev->dev, "vdd_spk_amp"); + if (IS_ERR(machine->spk_reg)) { + dev_info(&pdev->dev, "No speaker regulator found\n"); + machine->spk_reg = 0; + } + + machine->dmic_reg = regulator_get(&pdev->dev, "vdd_dmic"); + if (IS_ERR(machine->dmic_reg)) { + dev_info(&pdev->dev, "No digital mic regulator found\n"); + machine->dmic_reg = 0; + } + if (machine_is_cardhu()) { tegra_wm8903_dai[0].codec_name = "wm8903.4-001a", tegra_wm8903_dai[0].cpu_dai_name = "tegra30-i2s.1"; @@ -414,10 +509,26 @@ static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev) platform_set_drvdata(pdev, card); snd_soc_card_set_drvdata(card, machine); - if (machine_is_harmony() || machine_is_ventana() || - machine_is_cardhu()) { + if (machine_is_cardhu() || machine_is_ventana()) { + card->controls = cardhu_controls; + card->num_controls = ARRAY_SIZE(cardhu_controls); + + card->dapm_widgets = cardhu_dapm_widgets; + card->num_dapm_widgets = ARRAY_SIZE(cardhu_dapm_widgets); + } else { + card->controls = tegra_wm8903_default_controls; + card->num_controls = ARRAY_SIZE(tegra_wm8903_default_controls); + + card->dapm_widgets = tegra_wm8903_default_dapm_widgets; + card->num_dapm_widgets = ARRAY_SIZE(tegra_wm8903_default_dapm_widgets); + } + + if (machine_is_harmony()) { card->dapm_routes = harmony_audio_map; card->num_dapm_routes = ARRAY_SIZE(harmony_audio_map); + } else if (machine_is_ventana() || machine_is_cardhu()) { + card->dapm_routes = cardhu_audio_map; + card->num_dapm_routes = ARRAY_SIZE(cardhu_audio_map); } else if (machine_is_seaboard()) { card->dapm_routes = seaboard_audio_map; card->num_dapm_routes = ARRAY_SIZE(seaboard_audio_map); @@ -465,6 +576,11 @@ static int __devexit tegra_wm8903_driver_remove(struct platform_device *pdev) gpio_free(pdata->gpio_spkr_en); machine->gpio_requested = 0; + if (machine->spk_reg) + regulator_put(machine->spk_reg); + if (machine->dmic_reg) + regulator_put(machine->dmic_reg); + snd_soc_unregister_card(card); tegra_asoc_utils_fini(&machine->util_data); |