static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &snd_soc_tegra_wm8903;
struct tegra_wm8903 *machine;
struct tegra_wm8903_platform_data *pdata;
int ret;
pdata = pdev->dev.platform_data;
if (!pdata) {
dev_err(&pdev->dev, "No platform data supplied\n");
return -EINVAL;
}
machine = kzalloc(sizeof(struct tegra_wm8903), GFP_KERNEL);
if (!machine) {
dev_err(&pdev->dev, "Can't allocate tegra_wm8903 struct\n");
return -ENOMEM;
}
machine->pdata = pdata;
ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);
if (ret)
goto err_free_machine;
card->dev = &pdev->dev;
platform_set_drvdata(pdev, card);
snd_soc_card_set_drvdata(card, machine);
if (machine_is_harmony() || machine_is_ventana()) {
card->dapm_routes = harmony_audio_map;
card->num_dapm_routes = ARRAY_SIZE(harmony_audio_map);
} else if (machine_is_seaboard()) {
card->dapm_routes = seaboard_audio_map;
card->num_dapm_routes = ARRAY_SIZE(seaboard_audio_map);
} else if (machine_is_kaen()) {
card->dapm_routes = kaen_audio_map;
card->num_dapm_routes = ARRAY_SIZE(kaen_audio_map);
} else {
card->dapm_routes = aebl_audio_map;
card->num_dapm_routes = ARRAY_SIZE(aebl_audio_map);
}
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
ret);
goto err_fini_utils;
}
return 0;
err_fini_utils:
tegra_asoc_utils_fini(&machine->util_data);
err_free_machine:
kfree(machine);
return ret;
}
static int tegra_wm8903_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_wm8903 *machine = snd_soc_card_get_drvdata(card);
struct tegra_wm8903_platform_data *pdata = machine->pdata;
int 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);
}
if (machine_is_cardhu() || machine_is_ventana()) {
ret = snd_soc_add_controls(codec, cardhu_controls,
ARRAY_SIZE(cardhu_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, cardhu_dapm_widgets,
ARRAY_SIZE(cardhu_dapm_widgets));
}
else {
ret = snd_soc_add_controls(codec,
tegra_wm8903_default_controls,
ARRAY_SIZE(tegra_wm8903_default_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm,
tegra_wm8903_default_dapm_widgets,
ARRAY_SIZE(tegra_wm8903_default_dapm_widgets));
}
if (machine_is_harmony()) {
snd_soc_dapm_add_routes(dapm, harmony_audio_map,
ARRAY_SIZE(harmony_audio_map));
} else if (machine_is_cardhu() || machine_is_ventana()) {
snd_soc_dapm_add_routes(dapm, cardhu_audio_map,
ARRAY_SIZE(cardhu_audio_map));
} else if (machine_is_seaboard()) {
snd_soc_dapm_add_routes(dapm, seaboard_audio_map,
ARRAY_SIZE(seaboard_audio_map));
} else if (machine_is_kaen()) {
snd_soc_dapm_add_routes(dapm, kaen_audio_map,
ARRAY_SIZE(kaen_audio_map));
} else {
snd_soc_dapm_add_routes(dapm, aebl_audio_map,
ARRAY_SIZE(aebl_audio_map));
}
if (gpio_is_valid(pdata->gpio_hp_det)) {
tegra_wm8903_hp_jack_gpio.gpio = pdata->gpio_hp_det;
snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
&tegra_wm8903_hp_jack);
#ifndef CONFIG_SWITCH
snd_soc_jack_add_pins(&tegra_wm8903_hp_jack,
ARRAY_SIZE(tegra_wm8903_hp_jack_pins),
tegra_wm8903_hp_jack_pins);
#else
snd_soc_jack_notifier_register(&tegra_wm8903_hp_jack,
&tegra_wm8903_jack_detect_nb);
#endif
snd_soc_jack_add_gpios(&tegra_wm8903_hp_jack,
1,
&tegra_wm8903_hp_jack_gpio);
machine->gpio_requested |= GPIO_HP_DET;
}
snd_soc_jack_new(codec, "Mic Jack", SND_JACK_MICROPHONE,
&tegra_wm8903_mic_jack);
#ifndef CONFIG_SWITCH
snd_soc_jack_add_pins(&tegra_wm8903_mic_jack,
ARRAY_SIZE(tegra_wm8903_mic_jack_pins),
tegra_wm8903_mic_jack_pins);
#else
snd_soc_jack_notifier_register(&tegra_wm8903_mic_jack,
&tegra_wm8903_jack_detect_nb);
#endif
wm8903_mic_detect(codec, &tegra_wm8903_mic_jack, SND_JACK_MICROPHONE,
0);
snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");
/* FIXME: Calculate automatically based on DAPM routes? */
if (!machine_is_harmony() && !machine_is_ventana() &&
!machine_is_cardhu())
snd_soc_dapm_nc_pin(dapm, "IN1L");
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())
snd_soc_dapm_nc_pin(dapm, "IN2R");
snd_soc_dapm_nc_pin(dapm, "IN3L");
snd_soc_dapm_nc_pin(dapm, "IN3R");
if (machine_is_aebl()) {
snd_soc_dapm_nc_pin(dapm, "LON");
snd_soc_dapm_nc_pin(dapm, "RON");
snd_soc_dapm_nc_pin(dapm, "ROP");
snd_soc_dapm_nc_pin(dapm, "LOP");
} else {
snd_soc_dapm_nc_pin(dapm, "LINEOUTR");
snd_soc_dapm_nc_pin(dapm, "LINEOUTL");
}
snd_soc_dapm_sync(dapm);
return 0;
}
static __devinit int tegra_snd_seaboard_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &snd_soc_seaboard;
struct tegra_seaboard *seaboard;
struct seaboard_audio_platform_data *pdata;
int ret;
if (!machine_is_seaboard() && !machine_is_kaen() &&
!machine_is_aebl()) {
dev_err(&pdev->dev, "Not running on a supported board!\n");
return -ENODEV;
}
pdata = pdev->dev.platform_data;
if (!pdata) {
dev_err(&pdev->dev, "no platform data supplied\n");
return -EINVAL;
}
seaboard = kzalloc(sizeof(struct tegra_seaboard), GFP_KERNEL);
if (!seaboard) {
dev_err(&pdev->dev, "Can't allocate tegra_seaboard\n");
return -ENOMEM;
}
seaboard->pdata = pdata;
ret = tegra_asoc_utils_init(&seaboard->util_data, &pdev->dev);
if (ret)
goto err_free_seaboard;
seaboard->vdd_dmic = regulator_get(&pdev->dev, "vdd_dmic");
if (IS_ERR(seaboard->vdd_dmic)) {
dev_info(&pdev->dev, "regulator_get() returned error %ld\n",
PTR_ERR(seaboard->vdd_dmic));
ret = PTR_ERR(seaboard->vdd_dmic);
goto err_fini_utils;
}
card->dev = &pdev->dev;
platform_set_drvdata(pdev, card);
snd_soc_card_set_drvdata(card, seaboard);
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
ret);
goto err_clear_drvdata;
}
return 0;
err_clear_drvdata:
snd_soc_card_set_drvdata(card, NULL);
platform_set_drvdata(pdev, NULL);
card->dev = NULL;
regulator_put(seaboard->vdd_dmic);
err_fini_utils:
tegra_asoc_utils_fini(&seaboard->util_data);
err_free_seaboard:
kfree(seaboard);
return ret;
}
static int seaboard_asoc_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_seaboard *seaboard = snd_soc_card_get_drvdata(card);
struct seaboard_audio_platform_data *pdata = seaboard->pdata;
int ret;
ret = gpio_request(pdata->gpio_spkr_en, "spkr_en");
if (ret) {
dev_err(card->dev, "cannot get spkr_en gpio\n");
return ret;
}
seaboard->gpio_requested |= GPIO_SPKR_EN;
gpio_direction_output(pdata->gpio_spkr_en, 0);
if (pdata->gpio_hp_mute != -1) {
ret = gpio_request(pdata->gpio_hp_mute, "hp_mute");
if (ret) {
dev_err(card->dev, "cannot get hp_mute gpio\n");
return ret;
}
seaboard->gpio_requested |= GPIO_HP_MUTE;
gpio_direction_output(pdata->gpio_hp_mute, 1);
}
ret = snd_soc_add_controls(codec, seaboard_controls,
ARRAY_SIZE(seaboard_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, seaboard_dapm_widgets,
ARRAY_SIZE(seaboard_dapm_widgets));
if (machine_is_seaboard()) {
snd_soc_dapm_add_routes(dapm, seaboard_audio_map,
ARRAY_SIZE(seaboard_audio_map));
} else if (machine_is_kaen()) {
snd_soc_dapm_add_routes(dapm, kaen_audio_map,
ARRAY_SIZE(kaen_audio_map));
} else {
snd_soc_dapm_add_routes(dapm, aebl_audio_map,
ARRAY_SIZE(aebl_audio_map));
}
seaboard_hp_jack_gpios[0].gpio = pdata->gpio_hp_det;
snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
&seaboard_hp_jack);
snd_soc_jack_add_pins(&seaboard_hp_jack,
ARRAY_SIZE(seaboard_hp_jack_pins),
seaboard_hp_jack_pins);
snd_soc_jack_add_gpios(&seaboard_hp_jack,
ARRAY_SIZE(seaboard_hp_jack_gpios),
seaboard_hp_jack_gpios);
snd_soc_jack_new(codec, "Mic Jack", SND_JACK_MICROPHONE,
&seaboard_mic_jack);
snd_soc_jack_add_pins(&seaboard_mic_jack,
ARRAY_SIZE(seaboard_mic_jack_pins),
seaboard_mic_jack_pins);
wm8903_mic_detect(codec, &seaboard_mic_jack, SND_JACK_MICROPHONE, 0);
snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");
snd_soc_dapm_nc_pin(dapm, "IN1L");
if (machine_is_kaen())
snd_soc_dapm_nc_pin(dapm, "IN1R");
snd_soc_dapm_nc_pin(dapm, "IN2L");
if (!machine_is_kaen())
snd_soc_dapm_nc_pin(dapm, "IN2R");
snd_soc_dapm_nc_pin(dapm, "IN2L");
snd_soc_dapm_nc_pin(dapm, "IN3R");
snd_soc_dapm_nc_pin(dapm, "IN3L");
if (machine_is_aebl()) {
snd_soc_dapm_nc_pin(dapm, "LON");
snd_soc_dapm_nc_pin(dapm, "RON");
snd_soc_dapm_nc_pin(dapm, "ROP");
snd_soc_dapm_nc_pin(dapm, "LOP");
} else {
snd_soc_dapm_nc_pin(dapm, "LINEOUTR");
snd_soc_dapm_nc_pin(dapm, "LINEOUTL");
}
snd_soc_dapm_sync(dapm);
return 0;
}
static int tegra_wm8903_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_wm8903 *machine = snd_soc_card_get_drvdata(card);
struct tegra_wm8903_platform_data *pdata = machine->pdata;
int ret;
machine->bias_level = SND_SOC_BIAS_STANDBY;
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);
}
#if defined(CONFIG_ARCH_ACER_T30)
/* bypass switch enable gpio */
if (gpio_is_valid(pdata->gpio_bypass_switch_en)) {
tegra_gpio_enable(pdata->gpio_bypass_switch_en);
ret = gpio_request(pdata->gpio_bypass_switch_en, "bypass_switch_en");
if (ret) {
dev_err(card->dev, "cannot get bypass_switch_en gpio\n");
return ret;
}
machine->gpio_requested |= GPIO_BYBASS_EN;
/* Enable bypass switch; enable signal is active-high */
gpio_direction_output(pdata->gpio_bypass_switch_en, 0);
}
#endif
#if defined(CONFIG_ARCH_ACER_T20) || defined(CONFIG_ARCH_ACER_T30)
ret = snd_soc_add_controls(codec, cardhu_controls,
ARRAY_SIZE(cardhu_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, cardhu_dapm_widgets,
ARRAY_SIZE(cardhu_dapm_widgets));
snd_soc_dapm_add_routes(dapm, cardhu_audio_map,
ARRAY_SIZE(cardhu_audio_map));
#else
if (machine_is_cardhu() || machine_is_ventana()) {
ret = snd_soc_add_controls(codec, cardhu_controls,
ARRAY_SIZE(cardhu_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm, cardhu_dapm_widgets,
ARRAY_SIZE(cardhu_dapm_widgets));
}
else {
ret = snd_soc_add_controls(codec,
tegra_wm8903_default_controls,
ARRAY_SIZE(tegra_wm8903_default_controls));
if (ret < 0)
return ret;
snd_soc_dapm_new_controls(dapm,
tegra_wm8903_default_dapm_widgets,
ARRAY_SIZE(tegra_wm8903_default_dapm_widgets));
}
if (machine_is_harmony()) {
snd_soc_dapm_add_routes(dapm, harmony_audio_map,
ARRAY_SIZE(harmony_audio_map));
} else if (machine_is_cardhu() || machine_is_ventana()) {
snd_soc_dapm_add_routes(dapm, cardhu_audio_map,
ARRAY_SIZE(cardhu_audio_map));
} else if (machine_is_seaboard()) {
snd_soc_dapm_add_routes(dapm, seaboard_audio_map,
ARRAY_SIZE(seaboard_audio_map));
} else if (machine_is_kaen()) {
snd_soc_dapm_add_routes(dapm, kaen_audio_map,
ARRAY_SIZE(kaen_audio_map));
} else {
snd_soc_dapm_add_routes(dapm, aebl_audio_map,
ARRAY_SIZE(aebl_audio_map));
}
#endif
#if defined(CONFIG_ARCH_ACER_T20) || defined(CONFIG_ARCH_ACER_T30)
audio_data.gpio.debug_en = pdata->gpio_debug_switch_en;
/* if debug on, will not enable headset */
if (gpio_is_valid(pdata->gpio_hp_det) && !is_debug_on()) {
pr_info("[Audio]register headphone jack\n");
audio_data.gpio.hp_det = pdata->gpio_hp_det;
#else
if (gpio_is_valid(pdata->gpio_hp_det)) {
#endif
tegra_wm8903_hp_jack_gpio.gpio = pdata->gpio_hp_det;
snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE,
&tegra_wm8903_hp_jack);
#ifndef CONFIG_SWITCH
snd_soc_jack_add_pins(&tegra_wm8903_hp_jack,
ARRAY_SIZE(tegra_wm8903_hp_jack_pins),
tegra_wm8903_hp_jack_pins);
#else
snd_soc_jack_notifier_register(&tegra_wm8903_hp_jack,
&tegra_wm8903_jack_detect_nb);
#endif
snd_soc_jack_add_gpios(&tegra_wm8903_hp_jack,
1,
&tegra_wm8903_hp_jack_gpio);
machine->gpio_requested |= GPIO_HP_DET;
}
snd_soc_jack_new(codec, "Mic Jack", SND_JACK_MICROPHONE,
&tegra_wm8903_mic_jack);
#if !defined(CONFIG_ARCH_ACER_T20) && !defined(CONFIG_ARCH_ACER_T30)
#ifndef CONFIG_SWITCH
snd_soc_jack_add_pins(&tegra_wm8903_mic_jack,
ARRAY_SIZE(tegra_wm8903_mic_jack_pins),
tegra_wm8903_mic_jack_pins);
#else
snd_soc_jack_notifier_register(&tegra_wm8903_mic_jack,
&tegra_wm8903_jack_detect_nb);
#endif
#endif
wm8903_mic_detect(codec, &tegra_wm8903_mic_jack, SND_JACK_MICROPHONE,
machine_is_cardhu() ? SND_JACK_MICROPHONE : 0);
snd_soc_dapm_force_enable_pin(dapm, "Mic Bias");
/* Disable Spk,Headphone,Line Out when wm8903 init */
#if defined(CONFIG_ARCH_ACER_T20) || defined(CONFIG_ARCH_ACER_T30)
snd_soc_dapm_disable_pin(dapm, "Int Spk");
snd_soc_dapm_disable_pin(dapm, "Headphone Jack");
snd_soc_dapm_disable_pin(dapm, "LineOut");
snd_soc_dapm_disable_pin(dapm, "Mic Jack");
snd_soc_dapm_disable_pin(dapm, "Int Mic");
#if !defined(CONFIG_ARCH_ACER_T30)
snd_soc_dapm_disable_pin(dapm, "LineIn");
#endif
audio_data.codec = codec;
audio_data.gpio.spkr_en = pdata->gpio_spkr_en;
audio_data.gpio.int_mic_en = pdata->gpio_int_mic_en;
audio_data.gpio.bypass_en = pdata->gpio_bypass_switch_en;
#else
/* FIXME: Calculate automatically based on DAPM routes? */
if (!machine_is_harmony() && !machine_is_ventana() &&
!machine_is_cardhu())
snd_soc_dapm_nc_pin(dapm, "IN1L");
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())
snd_soc_dapm_nc_pin(dapm, "IN2R");
snd_soc_dapm_nc_pin(dapm, "IN3L");
snd_soc_dapm_nc_pin(dapm, "IN3R");
if (machine_is_aebl()) {
snd_soc_dapm_nc_pin(dapm, "LON");
snd_soc_dapm_nc_pin(dapm, "RON");
snd_soc_dapm_nc_pin(dapm, "ROP");
snd_soc_dapm_nc_pin(dapm, "LOP");
} else {
snd_soc_dapm_nc_pin(dapm, "LINEOUTR");
snd_soc_dapm_nc_pin(dapm, "LINEOUTL");
}
#endif
snd_soc_dapm_sync(dapm);
return 0;
}
static int tegra30_soc_set_bias_level(struct snd_soc_card *card,
enum snd_soc_bias_level level)
{
struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card);
if (machine->bias_level == SND_SOC_BIAS_OFF &&
level != SND_SOC_BIAS_OFF)
tegra_asoc_utils_clk_enable(&machine->util_data);
return 0;
}
static int tegra30_soc_set_bias_level_post(struct snd_soc_card *card,
enum snd_soc_bias_level level)
{
struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card);
if (machine->bias_level != SND_SOC_BIAS_OFF &&
level == SND_SOC_BIAS_OFF)
tegra_asoc_utils_clk_disable(&machine->util_data);
machine->bias_level = level;
return 0 ;
}
static struct snd_soc_dai_link tegra_wm8903_dai[] = {
{
.name = "WM8903",
.stream_name = "WM8903 PCM",
.codec_name = "wm8903.0-001a",
.platform_name = "tegra-pcm-audio",
.cpu_dai_name = "tegra20-i2s.0",
.codec_dai_name = "wm8903-hifi",
.init = tegra_wm8903_init,
.ops = &tegra_wm8903_ops,
},
{
.name = "SPDIF",
static int tegra_wm8903_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 = rtd->codec;
struct snd_soc_card *card = codec->card;
struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card);
int srate, mclk, i2s_daifmt;
int err;
struct clk *clk_m;
int rate;
srate = params_rate(params);
switch (srate) {
case 64000:
case 88200:
case 96000:
mclk = 128 * srate;
break;
default:
mclk = 256 * srate;
break;
}
clk_m = clk_get_sys(NULL, "clk_m");
if (IS_ERR(clk_m)) {
dev_err(card->dev, "Can't retrieve clk clk_m\n");
err = PTR_ERR(clk_m);
return err;
}
rate = clk_get_rate(clk_m);
printk("extern1 rate=%d\n",rate);
#if TEGRA30_I2S_MASTER_PLAYBACK
/* FIXME: Codec only requires >= 3MHz if OSR==0 */
while (mclk < 6000000)
mclk *= 2;
i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
#else
mclk = rate;
i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
#endif
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);
/* Use DSP mode for mono on Tegra20 */
if ((params_channels(params) != 2) &&
(machine_is_ventana() || machine_is_harmony() ||
machine_is_kaen() || machine_is_aebl()))
i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;
else
i2s_daifmt |= SND_SOC_DAIFMT_I2S;
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, mclk,
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
#if defined(CONFIG_ARCH_ACER_T20)
acer_volume_setting(codec, substream);
#endif
return 0;
}
static int tegra_rt5631_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 = rtd->codec;
struct snd_soc_card *card = codec->card;
struct tegra_rt5631 *machine = snd_soc_card_get_drvdata(card);
int srate, mclk, i2s_daifmt;
int err;
srate = params_rate(params);
switch (srate) {
case 64000:
case 88200:
case 96000:
mclk = 128 * srate;
break;
default:
mclk = 384 * srate;
break;
}
/* FIXME: Codec only requires >= 3MHz if OSR==0 */
while (mclk < 6000000)
mclk *= 2;
err = tegra_asoc_utils_set_rate(&machine->util_data, srate, mclk);
if (err < 0) {
dev_err(card->dev, "Can't configure clocks\n");
return err;
}
i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
/* Use DSP mode for mono on Tegra20 */
if ((params_channels(params) != 2) &&
(machine_is_ventana() || machine_is_harmony() ||
machine_is_kaen() || machine_is_aebl()))
i2s_daifmt |= SND_SOC_DAIFMT_DSP_A;
else
i2s_daifmt |= SND_SOC_DAIFMT_I2S;
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, mclk,
SND_SOC_CLOCK_IN);
if (err < 0) {
dev_err(card->dev, "codec_dai clock not set\n");
return err;
}
return 0;
}
static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &snd_soc_tegra_wm8903;
struct tegra_wm8903 *machine;
struct tegra_wm8903_platform_data *pdata;
int ret;
pdata = pdev->dev.platform_data;
if (!pdata) {
dev_err(&pdev->dev, "No platform data supplied\n");
return -EINVAL;
}
machine = kzalloc(sizeof(struct tegra_wm8903), GFP_KERNEL);
if (!machine) {
dev_err(&pdev->dev, "Can't allocate tegra_wm8903 struct\n");
return -ENOMEM;
}
machine->pdata = pdata;
ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev, card);
if (ret)
goto err_free_machine;
if (machine_is_cardhu() || machine_is_ventana()) {
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;
}
}
if (machine_is_ventana()) {
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";
tegra_wm8903_dai[1].cpu_dai_name = "tegra30-spdif";
tegra_wm8903_dai[2].cpu_dai_name = "tegra30-i2s.3";
}
#ifdef CONFIG_SWITCH
/* Addd h2w swith class support */
ret = switch_dev_register(&tegra_wm8903_headset_switch);
if (ret < 0)
goto err_fini_utils;
#endif
card->dev = &pdev->dev;
platform_set_drvdata(pdev, card);
snd_soc_card_set_drvdata(card, machine);
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);
} else if (machine_is_kaen()) {
card->dapm_routes = kaen_audio_map;
card->num_dapm_routes = ARRAY_SIZE(kaen_audio_map);
} else {
card->dapm_routes = aebl_audio_map;
card->num_dapm_routes = ARRAY_SIZE(aebl_audio_map);
}
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
ret);
goto err_unregister_switch;
}
if (!card->instantiated) {
ret = -ENODEV;
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
ret);
goto err_unregister_card;
}
return 0;
err_unregister_card:
snd_soc_unregister_card(card);
err_unregister_switch:
#ifdef CONFIG_SWITCH
switch_dev_unregister(&tegra_wm8903_headset_switch);
#endif
err_fini_utils:
tegra_asoc_utils_fini(&machine->util_data);
err_free_machine:
kfree(machine);
return ret;
}
static __devinit int tegra_wm8903_driver_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &snd_soc_tegra_wm8903;
struct tegra_wm8903 *machine;
int ret;
if (!pdev->dev.platform_data && !pdev->dev.of_node) {
dev_err(&pdev->dev, "No platform data supplied\n");
return -EINVAL;
}
machine = devm_kzalloc(&pdev->dev, sizeof(struct tegra_wm8903),
GFP_KERNEL);
if (!machine) {
dev_err(&pdev->dev, "Can't allocate tegra_wm8903 struct\n");
ret = -ENOMEM;
goto err;
}
machine->pcm_dev = ERR_PTR(-EINVAL);
card->dev = &pdev->dev;
platform_set_drvdata(pdev, card);
snd_soc_card_set_drvdata(card, machine);
if (pdev->dev.of_node) {
ret = snd_soc_of_parse_card_name(card, "nvidia,model");
if (ret)
goto err;
ret = snd_soc_of_parse_audio_routing(card,
"nvidia,audio-routing");
if (ret)
goto err;
tegra_wm8903_dai.codec_name = NULL;
tegra_wm8903_dai.codec_of_node = of_parse_phandle(
pdev->dev.of_node, "nvidia,audio-codec", 0);
if (!tegra_wm8903_dai.codec_of_node) {
dev_err(&pdev->dev,
"Property 'nvidia,audio-codec' missing or invalid\n");
ret = -EINVAL;
goto err;
}
tegra_wm8903_dai.cpu_dai_name = NULL;
tegra_wm8903_dai.cpu_dai_of_node = of_parse_phandle(
pdev->dev.of_node, "nvidia,i2s-controller", 0);
if (!tegra_wm8903_dai.cpu_dai_of_node) {
dev_err(&pdev->dev,
"Property 'nvidia,i2s-controller' missing or invalid\n");
ret = -EINVAL;
goto err;
}
machine->pcm_dev = platform_device_register_simple(
"tegra-pcm-audio", -1, NULL, 0);
if (IS_ERR(machine->pcm_dev)) {
dev_err(&pdev->dev,
"Can't instantiate tegra-pcm-audio\n");
ret = PTR_ERR(machine->pcm_dev);
goto err;
}
} else {
if (machine_is_harmony()) {
card->dapm_routes = harmony_audio_map;
card->num_dapm_routes = ARRAY_SIZE(harmony_audio_map);
} else if (machine_is_seaboard()) {
card->dapm_routes = seaboard_audio_map;
card->num_dapm_routes = ARRAY_SIZE(seaboard_audio_map);
} else if (machine_is_kaen()) {
card->dapm_routes = kaen_audio_map;
card->num_dapm_routes = ARRAY_SIZE(kaen_audio_map);
} else {
card->dapm_routes = aebl_audio_map;
card->num_dapm_routes = ARRAY_SIZE(aebl_audio_map);
}
}
ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);
if (ret)
goto err_unregister;
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
ret);
goto err_fini_utils;
}
return 0;
err_fini_utils:
tegra_asoc_utils_fini(&machine->util_data);
err_unregister:
if (!IS_ERR(machine->pcm_dev))
platform_device_unregister(machine->pcm_dev);
err:
return ret;
}
static int tegra_wm8903_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 = rtd->codec;
struct snd_soc_card *card = codec->card;
struct tegra_wm8903 *machine = snd_soc_card_get_drvdata(card);
struct tegra_asoc_platform_data *pdata = machine->pdata;
int srate, mclk, i2s_daifmt;
int err;
int rate;
srate = params_rate(params);
switch (srate) {
case 64000:
case 88200:
case 96000:
mclk = 128 * srate;
break;
default:
mclk = 256 * srate;
break;
}
if(pdata->i2s_param[HIFI_CODEC].is_i2s_master) {
/* FIXME: Codec only requires >= 3MHz if OSR==0 */
while (mclk < 6000000)
mclk *= 2;
i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS;
} else {
i2s_daifmt = SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM;
}
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);
/* Use DSP mode for mono on Tegra20 */
if ((params_channels(params) != 2) &&
(machine_is_ventana() || machine_is_harmony() ||
machine_is_kaen() || machine_is_aebl())) {
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;
}
