int __init whistler_sensor_late_init(void)
{
int ret;
if (!machine_is_whistler())
return 0;
reg_vddio_vi = regulator_get(NULL, "vddio_vi");
if (IS_ERR_OR_NULL(reg_vddio_vi)) {
pr_err("%s: Couldn't get regulator vddio_vi\n", __func__);
return PTR_ERR(reg_vddio_vi);
}
/* set vddio_vi voltage to 1.8v */
ret = regulator_set_voltage(reg_vddio_vi, 1800*1000, 1800*1000);
if (ret) {
pr_err("%s: Failed to set vddio_vi to 1.8v\n", __func__);
goto fail_put_regulator;
}
regulator_put(reg_vddio_vi);
reg_vddio_vi = NULL;
return 0;
fail_put_regulator:
regulator_put(reg_vddio_vi);
reg_vddio_vi = NULL;
return ret;
}
static int tegra_aic326x_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
struct snd_soc_card *card = codec->card;
struct tegra_aic326x *machine = snd_soc_card_get_drvdata(card);
struct tegra_aic326x_platform_data *pdata = machine->pdata;
int ret;
if (machine->init_done)
return 0;
machine->init_done = true;
if (machine_is_whistler()) {
machine->audio_reg = regulator_get(NULL, "avddio_audio");
if (IS_ERR(machine->audio_reg)) {
dev_err(card->dev, "cannot get avddio_audio reg\n");
ret = PTR_ERR(machine->audio_reg);
return ret;
}
ret = regulator_enable(machine->audio_reg);
if (ret) {
dev_err(card->dev, "cannot enable avddio_audio reg\n");
regulator_put(machine->audio_reg);
machine->audio_reg = NULL;
return ret;
}
}
if (gpio_is_valid(pdata->gpio_spkr_en)) {
ret = gpio_request(pdata->gpio_spkr_en, "spkr_en");
if (ret) {
dev_err(card->dev, "cannot get spkr_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_SPKR_EN;
gpio_direction_output(pdata->gpio_spkr_en, 0);
}
if (gpio_is_valid(pdata->gpio_hp_mute)) {
ret = gpio_request(pdata->gpio_hp_mute, "hp_mute");
if (ret) {
dev_err(card->dev, "cannot get hp_mute gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_HP_MUTE;
gpio_direction_output(pdata->gpio_hp_mute, 0);
}
if (gpio_is_valid(pdata->gpio_int_mic_en)) {
ret = gpio_request(pdata->gpio_int_mic_en, "int_mic_en");
if (ret) {
dev_err(card->dev, "cannot get int_mic_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_INT_MIC_EN;
/* Disable int mic; enable signal is active-high */
gpio_direction_output(pdata->gpio_int_mic_en, 0);
}
if (gpio_is_valid(pdata->gpio_ext_mic_en)) {
ret = gpio_request(pdata->gpio_ext_mic_en, "ext_mic_en");
if (ret) {
dev_err(card->dev, "cannot get ext_mic_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_EXT_MIC_EN;
/* Enable ext mic; enable signal is active-low */
gpio_direction_output(pdata->gpio_ext_mic_en, 0);
}
ret = snd_soc_add_controls(codec, tegra_aic326x_controls,
ARRAY_SIZE(tegra_aic326x_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, tegra_aic326x_dapm_widgets,
ARRAY_SIZE(tegra_aic326x_dapm_widgets));
snd_soc_dapm_add_routes(dapm, aic326x_audio_map,
ARRAY_SIZE(aic326x_audio_map));
ret = snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET,
&tegra_aic326x_hp_jack);
if (ret < 0)
return ret;
#ifdef CONFIG_SWITCH
snd_soc_jack_notifier_register(&tegra_aic326x_hp_jack,
&aic326x_headset_switch_nb);
#else /*gpio based headset detection*/
snd_soc_jack_add_pins(&tegra_aic326x_hp_jack,
ARRAY_SIZE(tegra_aic326x_hp_jack_pins),
tegra_aic326x_hp_jack_pins);
#endif
aic326x_headset_detect(codec, &tegra_aic326x_hp_jack,
SND_JACK_HEADSET);
/* Add call mode switch control */
ret = snd_ctl_add(codec->card->snd_card,
snd_ctl_new1(&tegra_aic326x_call_mode_control,
machine));
if (ret < 0)
return ret;
snd_soc_dapm_force_enable_pin(dapm, "MICBIAS_EXT ON");
snd_soc_dapm_force_enable_pin(dapm,"MICBIAS_INT ON");
snd_soc_dapm_sync(dapm);
return 0;
}
static int tegra_wm8753_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_codec *codec = codec_dai->codec;
struct snd_soc_card *card = codec->card;
struct tegra_wm8753 *machine = snd_soc_card_get_drvdata(card);
struct tegra_asoc_platform_data *pdata = machine->pdata;
int srate, mclk, i2s_daifmt;
int err, rate;
srate = params_rate(params);
switch (srate) {
case 8000:
case 16000:
case 24000:
case 32000:
case 48000:
case 64000:
case 96000:
mclk = 12288000;
break;
case 11025:
case 22050:
case 44100:
case 88200:
mclk = 11289600;
break;
default:
mclk = 12000000;
break;
}
err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);
if (err < 0) {
if (!(machine->util_data.set_mclk % mclk))
mclk = machine->util_data.set_mclk;
else {
dev_err(card->dev, "Can't configure clocks\n");
return err;
}
}
tegra_asoc_utils_lock_clk_rate(&machine->util_data, 1);
rate = clk_get_rate(machine->util_data.clk_cdev1);
i2s_daifmt = SND_SOC_DAIFMT_NB_NF;
i2s_daifmt |= pdata->i2s_param[HIFI_CODEC].is_i2s_master ?
SND_SOC_DAIFMT_CBS_CFS : SND_SOC_DAIFMT_CBM_CFM;
/* Use DSP mode for mono on Tegra20 */
if ((params_channels(params) != 2) && machine_is_whistler()) {
i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;
} else {
switch (pdata->i2s_param[HIFI_CODEC].i2s_mode) {
case TEGRA_DAIFMT_I2S :
i2s_daifmt |= SND_SOC_DAIFMT_I2S;
break;
case TEGRA_DAIFMT_DSP_A :
i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;
break;
case TEGRA_DAIFMT_DSP_B :
i2s_daifmt |= SND_SOC_DAIFMT_DSP_B;
break;
case TEGRA_DAIFMT_LEFT_J :
i2s_daifmt |= SND_SOC_DAIFMT_LEFT_J;
break;
case TEGRA_DAIFMT_RIGHT_J :
i2s_daifmt |= SND_SOC_DAIFMT_RIGHT_J;
break;
default :
dev_err(card->dev,
"Can't configure i2s format\n");
return -EINVAL;
}
}
err = snd_soc_dai_set_fmt(codec_dai, i2s_daifmt);
if (err < 0) {
dev_err(card->dev, "codec_dai fmt not set\n");
return err;
}
err = snd_soc_dai_set_fmt(cpu_dai, i2s_daifmt);
if (err < 0) {
dev_err(card->dev, "cpu_dai fmt not set\n");
return err;
}
err = snd_soc_dai_set_sysclk(codec_dai, 0, rate, SND_SOC_CLOCK_IN);
if (err < 0) {
dev_err(card->dev, "codec_dai clock not set\n");
return err;
}
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
err = tegra20_das_connect_dac_to_dap(TEGRA20_DAS_DAP_SEL_DAC1,
TEGRA20_DAS_DAP_ID_1);
if (err < 0) {
dev_err(card->dev, "failed to set dap-dac path\n");
return err;
}
err = tegra20_das_connect_dap_to_dac(TEGRA20_DAS_DAP_ID_1,
TEGRA20_DAS_DAP_SEL_DAC1);
if (err < 0) {
dev_err(card->dev, "failed to set dac-dap path\n");
return err;
}
#endif
return 0;
}
static int tegra_aic326x_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
struct snd_soc_card *card = codec->card;
struct tegra_aic326x *machine = snd_soc_card_get_drvdata(card);
struct tegra_asoc_platform_data *pdata = machine->pdata;
#ifndef CONFIG_ARCH_TEGRA_2x_SOC
struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(rtd->cpu_dai);
#endif
int ret;
#ifndef CONFIG_ARCH_TEGRA_2x_SOC
if (machine->codec_info[BASEBAND].i2s_id != -1)
i2s->is_dam_used = true;
#endif
if (machine->init_done)
return 0;
machine->init_done = true;
#ifndef CONFIG_ARCH_TEGRA_2x_SOC
machine->pcard = card;
#endif
if (machine_is_whistler()) {
machine->audio_reg = regulator_get(NULL, "avddio_audio");
if (IS_ERR(machine->audio_reg)) {
dev_err(card->dev, "cannot get avddio_audio reg\n");
ret = PTR_ERR(machine->audio_reg);
return ret;
}
ret = regulator_enable(machine->audio_reg);
if (ret) {
dev_err(card->dev, "cannot enable avddio_audio reg\n");
regulator_put(machine->audio_reg);
machine->audio_reg = NULL;
return ret;
}
}
if (gpio_is_valid(pdata->gpio_spkr_en)) {
ret = gpio_request(pdata->gpio_spkr_en, "spkr_en");
if (ret) {
dev_err(card->dev, "cannot get spkr_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_SPKR_EN;
gpio_direction_output(pdata->gpio_spkr_en, 0);
}
if (gpio_is_valid(pdata->gpio_hp_mute)) {
ret = gpio_request(pdata->gpio_hp_mute, "hp_mute");
if (ret) {
dev_err(card->dev, "cannot get hp_mute gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_HP_MUTE;
gpio_direction_output(pdata->gpio_hp_mute, 0);
}
if (gpio_is_valid(pdata->gpio_int_mic_en)) {
ret = gpio_request(pdata->gpio_int_mic_en, "int_mic_en");
if (ret) {
dev_err(card->dev, "cannot get int_mic_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_INT_MIC_EN;
/* Disable int mic; enable signal is active-high */
gpio_direction_output(pdata->gpio_int_mic_en, 0);
}
if (gpio_is_valid(pdata->gpio_ext_mic_en)) {
ret = gpio_request(pdata->gpio_ext_mic_en, "ext_mic_en");
if (ret) {
dev_err(card->dev, "cannot get ext_mic_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_EXT_MIC_EN;
/* Enable ext mic; enable signal is active-low */
gpio_direction_output(pdata->gpio_ext_mic_en, 0);
}
ret = snd_soc_add_card_controls(card, tegra_aic326x_controls,
ARRAY_SIZE(tegra_aic326x_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, tegra_aic326x_dapm_widgets,
ARRAY_SIZE(tegra_aic326x_dapm_widgets));
snd_soc_dapm_add_routes(dapm, aic326x_audio_map,
ARRAY_SIZE(aic326x_audio_map));
ret = snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET,
&tegra_aic326x_hp_jack);
if (ret < 0)
return ret;
if (gpio_is_valid(pdata->gpio_hp_det)) {
/* Headphone detection */
tegra_aic326x_hp_jack_gpio.gpio = pdata->gpio_hp_det;
snd_soc_jack_new(codec, "Headphone Jack",
SND_JACK_HEADSET, &tegra_aic326x_hp_jack);
#ifndef CONFIG_SWITCH
snd_soc_jack_add_pins(&tegra_aic326x_hp_jack,
ARRAY_SIZE(tegra_aic326x_hp_jack_pins),
tegra_aic326x_hp_jack_pins);
#else
snd_soc_jack_notifier_register(&tegra_aic326x_hp_jack,
&aic326x_headset_switch_nb);
#endif
snd_soc_jack_add_gpios(&tegra_aic326x_hp_jack,
1,
&tegra_aic326x_hp_jack_gpio);
machine->gpio_requested |= GPIO_HP_DET;
}
#ifndef CONFIG_ARCH_TEGRA_11x_SOC
/* update jack status during boot */
aic3262_hs_jack_detect(codec, &tegra_aic326x_hp_jack,
SND_JACK_HEADSET);
#endif
/* Add call mode switch control */
ret = snd_ctl_add(codec->card->snd_card,
snd_ctl_new1(&tegra_aic326x_call_mode_control,
machine));
if (ret < 0)
return ret;
ret = tegra_asoc_utils_register_ctls(&machine->util_data);
if (ret < 0)
return ret;
return 0;
}
