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Merge remote-tracking branch 'asoc/topic/twl' into asoc-next

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This commit is contained in:
Mark Brown 2013-02-11 11:06:47 +00:00
commit efad6eed26
9 changed files with 311 additions and 598 deletions
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46
Documentation/devicetree/bindings/sound/omap-twl4030.txt
View file

@ -6,6 +6,52 @@ Required properties:
- ti,mcbsp: phandle for the McBSP node - ti,mcbsp: phandle for the McBSP node
- ti,codec: phandle for the twl4030 audio node - ti,codec: phandle for the twl4030 audio node
Optional properties:
- ti,mcbsp-voice: phandle for the McBSP node connected to the voice port of twl
- ti, jack-det-gpio: Jack detect GPIO
- ti,audio-routing: List of connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
the second being the connection's source.
If the routing is not provided all possible connection will be available
Available audio endpoints for the audio-routing table:
Board connectors:
* Headset Stereophone
* Earpiece Spk
* Handsfree Spk
* Ext Spk
* Main Mic
* Sub Mic
* Headset Mic
* Carkit Mic
* Digital0 Mic
* Digital1 Mic
* Line In
twl4030 pins:
* HSOL
* HSOR
* EARPIECE
* HFL
* HFR
* PREDRIVEL
* PREDRIVER
* CARKITL
* CARKITR
* MAINMIC
* SUBMIC
* HSMIC
* DIGIMIC0
* DIGIMIC1
* CARKITMIC
* AUXL
* AUXR
* Headset Mic Bias
* Mic Bias 1 /* Used for Main Mic or Digimic0 */
* Mic Bias 2 /* Used for Sub Mic or Digimic1 */
Example: Example:
sound { sound {

81
sound/soc/codecs/twl4030.c
View file

@ -41,6 +41,11 @@
/* Register descriptions are here */ /* Register descriptions are here */
#include <linux/mfd/twl4030-audio.h> #include <linux/mfd/twl4030-audio.h>
/* TWL4030 PMBR1 Register */
#define TWL4030_PMBR1_REG 0x0D
/* TWL4030 PMBR1 Register GPIO6 mux bits */
#define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
/* Shadow register used by the audio driver */ /* Shadow register used by the audio driver */
#define TWL4030_REG_SW_SHADOW 0x4A #define TWL4030_REG_SW_SHADOW 0x4A
#define TWL4030_CACHEREGNUM (TWL4030_REG_SW_SHADOW + 1) #define TWL4030_CACHEREGNUM (TWL4030_REG_SW_SHADOW + 1)
@ -348,19 +353,32 @@ static void twl4030_init_chip(struct snd_soc_codec *codec)
pdata = twl4030_get_pdata(codec); pdata = twl4030_get_pdata(codec);
if (pdata && pdata->hs_extmute && if (pdata && pdata->hs_extmute) {
gpio_is_valid(pdata->hs_extmute_gpio)) { if (gpio_is_valid(pdata->hs_extmute_gpio)) {
int ret; int ret;
if (!pdata->hs_extmute_gpio) if (!pdata->hs_extmute_gpio)
dev_warn(codec->dev, dev_warn(codec->dev,
"Extmute GPIO is 0 is this correct?\n"); "Extmute GPIO is 0 is this correct?\n");
ret = gpio_request_one(pdata->hs_extmute_gpio, ret = gpio_request_one(pdata->hs_extmute_gpio,
GPIOF_OUT_INIT_LOW, "hs_extmute"); GPIOF_OUT_INIT_LOW,
if (ret) { "hs_extmute");
dev_err(codec->dev, "Failed to get hs_extmute GPIO\n"); if (ret) {
pdata->hs_extmute_gpio = -1; dev_err(codec->dev,
"Failed to get hs_extmute GPIO\n");
pdata->hs_extmute_gpio = -1;
}
} else {
u8 pin_mux;
/* Set TWL4030 GPIO6 as EXTMUTE signal */
twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
TWL4030_PMBR1_REG);
pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
TWL4030_PMBR1_REG);
} }
} }
@ -1306,6 +1324,9 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_DAC("DAC Left2", NULL, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_DAC("DAC Voice", NULL, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("VAIFIN", "Voice Playback", 0,
TWL4030_REG_VOICE_IF, 6, 0),
/* Analog bypasses */ /* Analog bypasses */
SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0, SND_SOC_DAPM_SWITCH("Right1 Analog Loopback", SND_SOC_NOPM, 0, 0,
&twl4030_dapm_abypassr1_control), &twl4030_dapm_abypassr1_control),
@ -1438,6 +1459,9 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("ADC Virtual Left2", NULL, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0), SND_SOC_DAPM_ADC("ADC Virtual Right2", NULL, SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("VAIFOUT", "Voice Capture", 0,
TWL4030_REG_VOICE_IF, 5, 0),
/* Analog/Digital mic path selection. /* Analog/Digital mic path selection.
TX1 Left/Right: either analog Left/Right or Digimic0 TX1 Left/Right: either analog Left/Right or Digimic0
TX2 Left/Right: either analog Left/Right or Digimic1 */ TX2 Left/Right: either analog Left/Right or Digimic1 */
@ -1473,10 +1497,15 @@ static const struct snd_soc_dapm_widget twl4030_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0, SND_SOC_DAPM_SUPPLY("micbias2 select", TWL4030_REG_MICBIAS_CTL, 6, 0,
NULL, 0), NULL, 0),
SND_SOC_DAPM_MICBIAS("Mic Bias 1", TWL4030_REG_MICBIAS_CTL, 0, 0), /* Microphone bias */
SND_SOC_DAPM_MICBIAS("Mic Bias 2", TWL4030_REG_MICBIAS_CTL, 1, 0), SND_SOC_DAPM_SUPPLY("Mic Bias 1",
SND_SOC_DAPM_MICBIAS("Headset Mic Bias", TWL4030_REG_MICBIAS_CTL, 2, 0), TWL4030_REG_MICBIAS_CTL, 0, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Mic Bias 2",
TWL4030_REG_MICBIAS_CTL, 1, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Headset Mic Bias",
TWL4030_REG_MICBIAS_CTL, 2, 0, NULL, 0),
SND_SOC_DAPM_SUPPLY("VIF Enable", TWL4030_REG_VOICE_IF, 0, 0, NULL, 0),
}; };
static const struct snd_soc_dapm_route intercon[] = { static const struct snd_soc_dapm_route intercon[] = {
@ -1485,17 +1514,16 @@ static const struct snd_soc_dapm_route intercon[] = {
{"DAC Left1", NULL, "HiFi Playback"}, {"DAC Left1", NULL, "HiFi Playback"},
{"DAC Right2", NULL, "HiFi Playback"}, {"DAC Right2", NULL, "HiFi Playback"},
{"DAC Left2", NULL, "HiFi Playback"}, {"DAC Left2", NULL, "HiFi Playback"},
{"DAC Voice", NULL, "Voice Playback"}, {"DAC Voice", NULL, "VAIFIN"},
/* ADC -> Stream mapping */ /* ADC -> Stream mapping */
{"HiFi Capture", NULL, "ADC Virtual Left1"}, {"HiFi Capture", NULL, "ADC Virtual Left1"},
{"HiFi Capture", NULL, "ADC Virtual Right1"}, {"HiFi Capture", NULL, "ADC Virtual Right1"},
{"HiFi Capture", NULL, "ADC Virtual Left2"}, {"HiFi Capture", NULL, "ADC Virtual Left2"},
{"HiFi Capture", NULL, "ADC Virtual Right2"}, {"HiFi Capture", NULL, "ADC Virtual Right2"},
{"Voice Capture", NULL, "ADC Virtual Left1"}, {"VAIFOUT", NULL, "ADC Virtual Left2"},
{"Voice Capture", NULL, "ADC Virtual Right1"}, {"VAIFOUT", NULL, "ADC Virtual Right2"},
{"Voice Capture", NULL, "ADC Virtual Left2"}, {"VAIFOUT", NULL, "VIF Enable"},
{"Voice Capture", NULL, "ADC Virtual Right2"},
{"Digital L1 Playback Mixer", NULL, "DAC Left1"}, {"Digital L1 Playback Mixer", NULL, "DAC Left1"},
{"Digital R1 Playback Mixer", NULL, "DAC Right1"}, {"Digital R1 Playback Mixer", NULL, "DAC Right1"},
@ -1510,6 +1538,7 @@ static const struct snd_soc_dapm_route intercon[] = {
{"DAC Right1", NULL, "AIF Enable"}, {"DAC Right1", NULL, "AIF Enable"},
{"DAC Left2", NULL, "AIF Enable"}, {"DAC Left2", NULL, "AIF Enable"},
{"DAC Right1", NULL, "AIF Enable"}, {"DAC Right1", NULL, "AIF Enable"},
{"DAC Voice", NULL, "VIF Enable"},
{"Digital R2 Playback Mixer", NULL, "AIF Enable"}, {"Digital R2 Playback Mixer", NULL, "AIF Enable"},
{"Digital L2 Playback Mixer", NULL, "AIF Enable"}, {"Digital L2 Playback Mixer", NULL, "AIF Enable"},
@ -2267,18 +2296,6 @@ static struct snd_soc_dai_driver twl4030_dai[] = {
}, },
}; };
static int twl4030_soc_suspend(struct snd_soc_codec *codec)
{
twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}
static int twl4030_soc_resume(struct snd_soc_codec *codec)
{
twl4030_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int twl4030_soc_probe(struct snd_soc_codec *codec) static int twl4030_soc_probe(struct snd_soc_codec *codec)
{ {
struct twl4030_priv *twl4030; struct twl4030_priv *twl4030;
@ -2316,8 +2333,6 @@ static int twl4030_soc_remove(struct snd_soc_codec *codec)
static struct snd_soc_codec_driver soc_codec_dev_twl4030 = { static struct snd_soc_codec_driver soc_codec_dev_twl4030 = {
.probe = twl4030_soc_probe, .probe = twl4030_soc_probe,
.remove = twl4030_soc_remove, .remove = twl4030_soc_remove,
.suspend = twl4030_soc_suspend,
.resume = twl4030_soc_resume,
.read = twl4030_read_reg_cache, .read = twl4030_read_reg_cache,
.write = twl4030_write, .write = twl4030_write,
.set_bias_level = twl4030_set_bias_level, .set_bias_level = twl4030_set_bias_level,

62
sound/soc/codecs/twl6040.c
View file

@ -69,13 +69,8 @@ struct twl6040_data {
int hs_power_mode_locked; int hs_power_mode_locked;
unsigned int clk_in; unsigned int clk_in;
unsigned int sysclk; unsigned int sysclk;
u16 hs_left_step;
u16 hs_right_step;
u16 hf_left_step;
u16 hf_right_step;
struct twl6040_jack_data hs_jack; struct twl6040_jack_data hs_jack;
struct snd_soc_codec *codec; struct snd_soc_codec *codec;
struct workqueue_struct *workqueue;
struct mutex mutex; struct mutex mutex;
}; };
@ -404,8 +399,7 @@ static irqreturn_t twl6040_audio_handler(int irq, void *data)
struct snd_soc_codec *codec = data; struct snd_soc_codec *codec = data;
struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec); struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
queue_delayed_work(priv->workqueue, &priv->hs_jack.work, schedule_delayed_work(&priv->hs_jack.work, msecs_to_jiffies(200));
msecs_to_jiffies(200));
return IRQ_HANDLED; return IRQ_HANDLED;
} }
@ -1115,7 +1109,6 @@ static int twl6040_suspend(struct snd_soc_codec *codec)
static int twl6040_resume(struct snd_soc_codec *codec) static int twl6040_resume(struct snd_soc_codec *codec)
{ {
twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY); twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
twl6040_set_bias_level(codec, codec->dapm.suspend_bias_level);
return 0; return 0;
} }
@ -1127,83 +1120,46 @@ static int twl6040_resume(struct snd_soc_codec *codec)
static int twl6040_probe(struct snd_soc_codec *codec) static int twl6040_probe(struct snd_soc_codec *codec)
{ {
struct twl6040_data *priv; struct twl6040_data *priv;
struct twl6040_codec_data *pdata = dev_get_platdata(codec->dev);
struct platform_device *pdev = container_of(codec->dev, struct platform_device *pdev = container_of(codec->dev,
struct platform_device, dev); struct platform_device, dev);
int ret = 0; int ret = 0;
priv = kzalloc(sizeof(struct twl6040_data), GFP_KERNEL); priv = devm_kzalloc(codec->dev, sizeof(*priv), GFP_KERNEL);
if (priv == NULL) if (priv == NULL)
return -ENOMEM; return -ENOMEM;
snd_soc_codec_set_drvdata(codec, priv); snd_soc_codec_set_drvdata(codec, priv);
priv->codec = codec; priv->codec = codec;
codec->control_data = dev_get_drvdata(codec->dev->parent); codec->control_data = dev_get_drvdata(codec->dev->parent);
if (pdata && pdata->hs_left_step && pdata->hs_right_step) {
priv->hs_left_step = pdata->hs_left_step;
priv->hs_right_step = pdata->hs_right_step;
} else {
priv->hs_left_step = 1;
priv->hs_right_step = 1;
}
if (pdata && pdata->hf_left_step && pdata->hf_right_step) {
priv->hf_left_step = pdata->hf_left_step;
priv->hf_right_step = pdata->hf_right_step;
} else {
priv->hf_left_step = 1;
priv->hf_right_step = 1;
}
priv->plug_irq = platform_get_irq(pdev, 0); priv->plug_irq = platform_get_irq(pdev, 0);
if (priv->plug_irq < 0) { if (priv->plug_irq < 0) {
dev_err(codec->dev, "invalid irq\n"); dev_err(codec->dev, "invalid irq\n");
ret = -EINVAL; return -EINVAL;
goto work_err;
}
priv->workqueue = alloc_workqueue("twl6040-codec", 0, 0);
if (!priv->workqueue) {
ret = -ENOMEM;
goto work_err;
} }
INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work); INIT_DELAYED_WORK(&priv->hs_jack.work, twl6040_accessory_work);
mutex_init(&priv->mutex); mutex_init(&priv->mutex);
ret = request_threaded_irq(priv->plug_irq, NULL, twl6040_audio_handler, ret = devm_request_threaded_irq(codec->dev, priv->plug_irq, NULL,
0, "twl6040_irq_plug", codec); twl6040_audio_handler, IRQF_NO_SUSPEND,
"twl6040_irq_plug", codec);
if (ret) { if (ret) {
dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret); dev_err(codec->dev, "PLUG IRQ request failed: %d\n", ret);
goto plugirq_err; return ret;
} }
twl6040_init_chip(codec); twl6040_init_chip(codec);
/* power on device */ /* power on device */
ret = twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY); return twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
if (!ret)
return 0;
/* Error path */
free_irq(priv->plug_irq, codec);
plugirq_err:
destroy_workqueue(priv->workqueue);
work_err:
kfree(priv);
return ret;
} }
static int twl6040_remove(struct snd_soc_codec *codec) static int twl6040_remove(struct snd_soc_codec *codec)
{ {
struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF); twl6040_set_bias_level(codec, SND_SOC_BIAS_OFF);
free_irq(priv->plug_irq, codec);
destroy_workqueue(priv->workqueue);
kfree(priv);
return 0; return 0;
} }

19
sound/soc/omap/Kconfig
View file

@ -70,15 +70,6 @@ config SND_OMAP_SOC_AM3517EVM
Say Y if you want to add support for SoC audio on the OMAP3517 / AM3517 Say Y if you want to add support for SoC audio on the OMAP3517 / AM3517
EVM. EVM.
config SND_OMAP_SOC_SDP3430
tristate "SoC Audio support for Texas Instruments SDP3430"
depends on TWL4030_CORE && SND_OMAP_SOC && MACH_OMAP_3430SDP
select SND_OMAP_SOC_MCBSP
select SND_SOC_TWL4030
help
Say Y if you want to add support for SoC audio on Texas Instruments
SDP3430.
config SND_OMAP_SOC_OMAP_TWL4030 config SND_OMAP_SOC_OMAP_TWL4030
tristate "SoC Audio support for TI SoC based boards with twl4030 codec" tristate "SoC Audio support for TI SoC based boards with twl4030 codec"
depends on TWL4030_CORE && SND_OMAP_SOC depends on TWL4030_CORE && SND_OMAP_SOC
@ -91,6 +82,8 @@ config SND_OMAP_SOC_OMAP_TWL4030
- Gumstix Overo or CompuLab CM-T35/CM-T3730 - Gumstix Overo or CompuLab CM-T35/CM-T3730
- IGEP v2 - IGEP v2
- OMAP3EVM - OMAP3EVM
- SDP3430
- Zoom2
config SND_OMAP_SOC_OMAP_ABE_TWL6040 config SND_OMAP_SOC_OMAP_ABE_TWL6040
tristate "SoC Audio support for OMAP boards using ABE and twl6040 codec" tristate "SoC Audio support for OMAP boards using ABE and twl6040 codec"
@ -123,11 +116,3 @@ config SND_OMAP_SOC_OMAP3_PANDORA
select SND_SOC_TWL4030 select SND_SOC_TWL4030
help help
Say Y if you want to add support for SoC audio on the OMAP3 Pandora. Say Y if you want to add support for SoC audio on the OMAP3 Pandora.
config SND_OMAP_SOC_ZOOM2
tristate "SoC Audio support for Zoom2"
depends on TWL4030_CORE && SND_OMAP_SOC && MACH_OMAP_ZOOM2
select SND_OMAP_SOC_MCBSP
select SND_SOC_TWL4030
help
Say Y if you want to add support for Soc audio on Zoom2 board.

4
sound/soc/omap/Makefile
View file

@ -17,11 +17,9 @@ snd-soc-rx51-objs := rx51.o
snd-soc-ams-delta-objs := ams-delta.o snd-soc-ams-delta-objs := ams-delta.o
snd-soc-osk5912-objs := osk5912.o snd-soc-osk5912-objs := osk5912.o
snd-soc-am3517evm-objs := am3517evm.o snd-soc-am3517evm-objs := am3517evm.o
snd-soc-sdp3430-objs := sdp3430.o
snd-soc-omap-abe-twl6040-objs := omap-abe-twl6040.o snd-soc-omap-abe-twl6040-objs := omap-abe-twl6040.o
snd-soc-omap-twl4030-objs := omap-twl4030.o snd-soc-omap-twl4030-objs := omap-twl4030.o
snd-soc-omap3pandora-objs := omap3pandora.o snd-soc-omap3pandora-objs := omap3pandora.o
snd-soc-zoom2-objs := zoom2.o
snd-soc-omap-hdmi-card-objs := omap-hdmi-card.o snd-soc-omap-hdmi-card-objs := omap-hdmi-card.o
obj-$(CONFIG_SND_OMAP_SOC_N810) += snd-soc-n810.o obj-$(CONFIG_SND_OMAP_SOC_N810) += snd-soc-n810.o
@ -30,9 +28,7 @@ obj-$(CONFIG_SND_OMAP_SOC_AMS_DELTA) += snd-soc-ams-delta.o
obj-$(CONFIG_SND_OMAP_SOC_OSK5912) += snd-soc-osk5912.o obj-$(CONFIG_SND_OMAP_SOC_OSK5912) += snd-soc-osk5912.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP2EVM) += snd-soc-omap2evm.o obj-$(CONFIG_SND_OMAP_SOC_OMAP2EVM) += snd-soc-omap2evm.o
obj-$(CONFIG_SND_OMAP_SOC_AM3517EVM) += snd-soc-am3517evm.o obj-$(CONFIG_SND_OMAP_SOC_AM3517EVM) += snd-soc-am3517evm.o
obj-$(CONFIG_SND_OMAP_SOC_SDP3430) += snd-soc-sdp3430.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP_ABE_TWL6040) += snd-soc-omap-abe-twl6040.o obj-$(CONFIG_SND_OMAP_SOC_OMAP_ABE_TWL6040) += snd-soc-omap-abe-twl6040.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP_TWL4030) += snd-soc-omap-twl4030.o obj-$(CONFIG_SND_OMAP_SOC_OMAP_TWL4030) += snd-soc-omap-twl4030.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP3_PANDORA) += snd-soc-omap3pandora.o obj-$(CONFIG_SND_OMAP_SOC_OMAP3_PANDORA) += snd-soc-omap3pandora.o
obj-$(CONFIG_SND_OMAP_SOC_ZOOM2) += snd-soc-zoom2.o
obj-$(CONFIG_SND_OMAP_SOC_OMAP_HDMI) += snd-soc-omap-hdmi-card.o obj-$(CONFIG_SND_OMAP_SOC_OMAP_HDMI) += snd-soc-omap-hdmi-card.o

204
sound/soc/omap/omap-twl4030.c
View file

@ -11,6 +11,8 @@
* omap3evm (Author: Anuj Aggarwal <anuj.aggarwal@ti.com>) * omap3evm (Author: Anuj Aggarwal <anuj.aggarwal@ti.com>)
* overo (Author: Steve Sakoman <steve@sakoman.com>) * overo (Author: Steve Sakoman <steve@sakoman.com>)
* igep0020 (Author: Enric Balletbo i Serra <eballetbo@iseebcn.com>) * igep0020 (Author: Enric Balletbo i Serra <eballetbo@iseebcn.com>)
* zoom2 (Author: Misael Lopez Cruz <misael.lopez@ti.com>)
* sdp3430 (Author: Misael Lopez Cruz <misael.lopez@ti.com>)
* *
* This program is free software; you can redistribute it and/or * This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License * modify it under the terms of the GNU General Public License
@ -32,14 +34,22 @@
#include <linux/platform_data/omap-twl4030.h> #include <linux/platform_data/omap-twl4030.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/of.h> #include <linux/of.h>
#include <linux/gpio.h>
#include <linux/of_gpio.h>
#include <sound/core.h> #include <sound/core.h>
#include <sound/pcm.h> #include <sound/pcm.h>
#include <sound/soc.h> #include <sound/soc.h>
#include <sound/jack.h>
#include "omap-mcbsp.h" #include "omap-mcbsp.h"
#include "omap-pcm.h" #include "omap-pcm.h"
struct omap_twl4030 {
int jack_detect; /* board can detect jack events */
struct snd_soc_jack hs_jack;
};
static int omap_twl4030_hw_params(struct snd_pcm_substream *substream, static int omap_twl4030_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params) struct snd_pcm_hw_params *params)
{ {
@ -87,17 +97,164 @@ static struct snd_soc_ops omap_twl4030_ops = {
.hw_params = omap_twl4030_hw_params, .hw_params = omap_twl4030_hw_params,
}; };
static const struct snd_soc_dapm_widget dapm_widgets[] = {
SND_SOC_DAPM_SPK("Earpiece Spk", NULL),
SND_SOC_DAPM_SPK("Handsfree Spk", NULL),
SND_SOC_DAPM_HP("Headset Stereophone", NULL),
SND_SOC_DAPM_SPK("Ext Spk", NULL),
SND_SOC_DAPM_SPK("Carkit Spk", NULL),
SND_SOC_DAPM_MIC("Main Mic", NULL),
SND_SOC_DAPM_MIC("Sub Mic", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_MIC("Carkit Mic", NULL),
SND_SOC_DAPM_MIC("Digital0 Mic", NULL),
SND_SOC_DAPM_MIC("Digital1 Mic", NULL),
SND_SOC_DAPM_LINE("Line In", NULL),
};
static const struct snd_soc_dapm_route audio_map[] = {
/* Headset Stereophone: HSOL, HSOR */
{"Headset Stereophone", NULL, "HSOL"},
{"Headset Stereophone", NULL, "HSOR"},
/* External Speakers: HFL, HFR */
{"Handsfree Spk", NULL, "HFL"},
{"Handsfree Spk", NULL, "HFR"},
/* External Speakers: PredrivL, PredrivR */
{"Ext Spk", NULL, "PREDRIVEL"},
{"Ext Spk", NULL, "PREDRIVER"},
/* Carkit speakers: CARKITL, CARKITR */
{"Carkit Spk", NULL, "CARKITL"},
{"Carkit Spk", NULL, "CARKITR"},
/* Earpiece */
{"Earpiece Spk", NULL, "EARPIECE"},
/* External Mics: MAINMIC, SUBMIC with bias */
{"MAINMIC", NULL, "Main Mic"},
{"Main Mic", NULL, "Mic Bias 1"},
{"SUBMIC", NULL, "Sub Mic"},
{"Sub Mic", NULL, "Mic Bias 2"},
/* Headset Mic: HSMIC with bias */
{"HSMIC", NULL, "Headset Mic"},
{"Headset Mic", NULL, "Headset Mic Bias"},
/* Digital Mics: DIGIMIC0, DIGIMIC1 with bias */
{"DIGIMIC0", NULL, "Digital0 Mic"},
{"Digital0 Mic", NULL, "Mic Bias 1"},
{"DIGIMIC1", NULL, "Digital1 Mic"},
{"Digital1 Mic", NULL, "Mic Bias 2"},
/* Carkit In: CARKITMIC */
{"CARKITMIC", NULL, "Carkit Mic"},
/* Aux In: AUXL, AUXR */
{"AUXL", NULL, "Line In"},
{"AUXR", NULL, "Line In"},
};
/* Headset jack detection DAPM pins */
static struct snd_soc_jack_pin hs_jack_pins[] = {
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
{
.pin = "Headset Stereophone",
.mask = SND_JACK_HEADPHONE,
},
};
/* Headset jack detection gpios */
static struct snd_soc_jack_gpio hs_jack_gpios[] = {
{
.name = "hsdet-gpio",
.report = SND_JACK_HEADSET,
.debounce_time = 200,
},
};
static inline void twl4030_disconnect_pin(struct snd_soc_dapm_context *dapm,
int connected, char *pin)
{
if (!connected)
snd_soc_dapm_disable_pin(dapm, pin);
}
static int omap_twl4030_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_card *card = codec->card;
struct snd_soc_dapm_context *dapm = &codec->dapm;
struct omap_tw4030_pdata *pdata = dev_get_platdata(card->dev);
struct omap_twl4030 *priv = snd_soc_card_get_drvdata(card);
int ret = 0;
/* Headset jack detection only if it is supported */
if (priv->jack_detect > 0) {
hs_jack_gpios[0].gpio = priv->jack_detect;
ret = snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET,
&priv->hs_jack);
if (ret)
return ret;
ret = snd_soc_jack_add_pins(&priv->hs_jack,
ARRAY_SIZE(hs_jack_pins),
hs_jack_pins);
if (ret)
return ret;
ret = snd_soc_jack_add_gpios(&priv->hs_jack,
ARRAY_SIZE(hs_jack_gpios),
hs_jack_gpios);
if (ret)
return ret;
}
/*
* NULL pdata means we booted with DT. In this case the routing is
* provided and the card is fully routed, no need to mark pins.
*/
if (!pdata || !pdata->custom_routing)
return ret;
/* Disable not connected paths if not used */
twl4030_disconnect_pin(dapm, pdata->has_ear, "Earpiece Spk");
twl4030_disconnect_pin(dapm, pdata->has_hf, "Handsfree Spk");
twl4030_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone");
twl4030_disconnect_pin(dapm, pdata->has_predriv, "Ext Spk");
twl4030_disconnect_pin(dapm, pdata->has_carkit, "Carkit Spk");
twl4030_disconnect_pin(dapm, pdata->has_mainmic, "Main Mic");
twl4030_disconnect_pin(dapm, pdata->has_submic, "Sub Mic");
twl4030_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic");
twl4030_disconnect_pin(dapm, pdata->has_carkitmic, "Carkit Mic");
twl4030_disconnect_pin(dapm, pdata->has_digimic0, "Digital0 Mic");
twl4030_disconnect_pin(dapm, pdata->has_digimic1, "Digital1 Mic");
twl4030_disconnect_pin(dapm, pdata->has_linein, "Line In");
return ret;
}
/* Digital audio interface glue - connects codec <--> CPU */ /* Digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link omap_twl4030_dai_links[] = { static struct snd_soc_dai_link omap_twl4030_dai_links[] = {
{ {
.name = "TWL4030", .name = "TWL4030 HiFi",
.stream_name = "TWL4030", .stream_name = "TWL4030 HiFi",
.cpu_dai_name = "omap-mcbsp.2", .cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi", .codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio", .platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec", .codec_name = "twl4030-codec",
.init = omap_twl4030_init,
.ops = &omap_twl4030_ops, .ops = &omap_twl4030_ops,
}, },
{
.name = "TWL4030 Voice",
.stream_name = "TWL4030 Voice",
.cpu_dai_name = "omap-mcbsp.3",
.codec_dai_name = "twl4030-voice",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF |
SND_SOC_DAIFMT_CBM_CFM,
},
}; };
/* Audio machine driver */ /* Audio machine driver */
@ -105,6 +262,11 @@ static struct snd_soc_card omap_twl4030_card = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.dai_link = omap_twl4030_dai_links, .dai_link = omap_twl4030_dai_links,
.num_links = ARRAY_SIZE(omap_twl4030_dai_links), .num_links = ARRAY_SIZE(omap_twl4030_dai_links),
.dapm_widgets = dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(dapm_widgets),
.dapm_routes = audio_map,
.num_dapm_routes = ARRAY_SIZE(audio_map),
}; };
static int omap_twl4030_probe(struct platform_device *pdev) static int omap_twl4030_probe(struct platform_device *pdev)
@ -112,12 +274,18 @@ static int omap_twl4030_probe(struct platform_device *pdev)
struct omap_tw4030_pdata *pdata = dev_get_platdata(&pdev->dev); struct omap_tw4030_pdata *pdata = dev_get_platdata(&pdev->dev);
struct device_node *node = pdev->dev.of_node; struct device_node *node = pdev->dev.of_node;
struct snd_soc_card *card = &omap_twl4030_card; struct snd_soc_card *card = &omap_twl4030_card;
struct omap_twl4030 *priv;
int ret = 0; int ret = 0;
card->dev = &pdev->dev; card->dev = &pdev->dev;
priv = devm_kzalloc(&pdev->dev, sizeof(struct omap_twl4030), GFP_KERNEL);
if (priv == NULL)
return -ENOMEM;
if (node) { if (node) {
struct device_node *dai_node; struct device_node *dai_node;
struct property *prop;
if (snd_soc_of_parse_card_name(card, "ti,model")) { if (snd_soc_of_parse_card_name(card, "ti,model")) {
dev_err(&pdev->dev, "Card name is not provided\n"); dev_err(&pdev->dev, "Card name is not provided\n");
@ -132,6 +300,27 @@ static int omap_twl4030_probe(struct platform_device *pdev)
omap_twl4030_dai_links[0].cpu_dai_name = NULL; omap_twl4030_dai_links[0].cpu_dai_name = NULL;
omap_twl4030_dai_links[0].cpu_of_node = dai_node; omap_twl4030_dai_links[0].cpu_of_node = dai_node;
dai_node = of_parse_phandle(node, "ti,mcbsp-voice", 0);
if (!dai_node) {
card->num_links = 1;
} else {
omap_twl4030_dai_links[1].cpu_dai_name = NULL;
omap_twl4030_dai_links[1].cpu_of_node = dai_node;
}
priv->jack_detect = of_get_named_gpio(node,
"ti,jack-det-gpio", 0);
/* Optional: audio routing can be provided */
prop = of_find_property(node, "ti,audio-routing", NULL);
if (prop) {
ret = snd_soc_of_parse_audio_routing(card,
"ti,audio-routing");
if (ret)
return ret;
card->fully_routed = 1;
}
} else if (pdata) { } else if (pdata) {
if (pdata->card_name) { if (pdata->card_name) {
card->name = pdata->card_name; card->name = pdata->card_name;
@ -139,11 +328,17 @@ static int omap_twl4030_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "Card name is not provided\n"); dev_err(&pdev->dev, "Card name is not provided\n");
return -ENODEV; return -ENODEV;
} }
if (!pdata->voice_connected)
card->num_links = 1;
priv->jack_detect = pdata->jack_detect;
} else { } else {
dev_err(&pdev->dev, "Missing pdata\n"); dev_err(&pdev->dev, "Missing pdata\n");
return -ENODEV; return -ENODEV;
} }
snd_soc_card_set_drvdata(card, priv);
ret = snd_soc_register_card(card); ret = snd_soc_register_card(card);
if (ret) { if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
@ -157,7 +352,12 @@ static int omap_twl4030_probe(struct platform_device *pdev)
static int omap_twl4030_remove(struct platform_device *pdev) static int omap_twl4030_remove(struct platform_device *pdev)
{ {
struct snd_soc_card *card = platform_get_drvdata(pdev); struct snd_soc_card *card = platform_get_drvdata(pdev);
struct omap_twl4030 *priv = snd_soc_card_get_drvdata(card);
if (priv->jack_detect > 0)
snd_soc_jack_free_gpios(&priv->hs_jack,
ARRAY_SIZE(hs_jack_gpios),
hs_jack_gpios);
snd_soc_unregister_card(card); snd_soc_unregister_card(card);
return 0; return 0;

8
sound/soc/omap/omap3pandora.c
View file

@ -144,11 +144,11 @@ static const struct snd_soc_dapm_route omap3pandora_in_map[] = {
{"AUXL", NULL, "Line In"}, {"AUXL", NULL, "Line In"},
{"AUXR", NULL, "Line In"}, {"AUXR", NULL, "Line In"},
{"MAINMIC", NULL, "Mic Bias 1"}, {"MAINMIC", NULL, "Mic (internal)"},
{"Mic Bias 1", NULL, "Mic (internal)"}, {"Mic (internal)", NULL, "Mic Bias 1"},
{"SUBMIC", NULL, "Mic Bias 2"}, {"SUBMIC", NULL, "Mic (external)"},
{"Mic Bias 2", NULL, "Mic (external)"}, {"Mic (external)", NULL, "Mic Bias 2"},
}; };
static int omap3pandora_out_init(struct snd_soc_pcm_runtime *rtd) static int omap3pandora_out_init(struct snd_soc_pcm_runtime *rtd)

278
sound/soc/omap/sdp3430.c
View file

@ -1,278 +0,0 @@
/*
* sdp3430.c -- SoC audio for TI OMAP3430 SDP
*
* Author: Misael Lopez Cruz <x0052729@ti.com>
*
* Based on:
* Author: Steve Sakoman <steve@sakoman.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/i2c/twl.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/jack.h>
#include <asm/mach-types.h>
#include <linux/platform_data/gpio-omap.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
/* Register descriptions for twl4030 codec part */
#include <linux/mfd/twl4030-audio.h>
#include <linux/module.h>
#include "omap-mcbsp.h"
#include "omap-pcm.h"
/* TWL4030 PMBR1 Register */
#define TWL4030_INTBR_PMBR1 0x0D
/* TWL4030 PMBR1 Register GPIO6 mux bit */
#define TWL4030_GPIO6_PWM0_MUTE(value) (value << 2)
static struct snd_soc_card snd_soc_sdp3430;
static int sdp3430_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;
int ret;
/* Set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
SND_SOC_CLOCK_IN);
if (ret < 0) {
printk(KERN_ERR "can't set codec system clock\n");
return ret;
}
return 0;
}
static struct snd_soc_ops sdp3430_ops = {
.hw_params = sdp3430_hw_params,
};
/* Headset jack */
static struct snd_soc_jack hs_jack;
/* Headset jack detection DAPM pins */
static struct snd_soc_jack_pin hs_jack_pins[] = {
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
{
.pin = "Headset Stereophone",
.mask = SND_JACK_HEADPHONE,
},
};
/* Headset jack detection gpios */
static struct snd_soc_jack_gpio hs_jack_gpios[] = {
{
.gpio = (OMAP_MAX_GPIO_LINES + 2),
.name = "hsdet-gpio",
.report = SND_JACK_HEADSET,
.debounce_time = 200,
},
};
/* SDP3430 machine DAPM */
static const struct snd_soc_dapm_widget sdp3430_twl4030_dapm_widgets[] = {
SND_SOC_DAPM_MIC("Ext Mic", NULL),
SND_SOC_DAPM_SPK("Ext Spk", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_HP("Headset Stereophone", NULL),
};
static const struct snd_soc_dapm_route audio_map[] = {
/* External Mics: MAINMIC, SUBMIC with bias*/
{"MAINMIC", NULL, "Mic Bias 1"},
{"SUBMIC", NULL, "Mic Bias 2"},
{"Mic Bias 1", NULL, "Ext Mic"},
{"Mic Bias 2", NULL, "Ext Mic"},
/* External Speakers: HFL, HFR */
{"Ext Spk", NULL, "HFL"},
{"Ext Spk", NULL, "HFR"},
/* Headset Mic: HSMIC with bias */
{"HSMIC", NULL, "Headset Mic Bias"},
{"Headset Mic Bias", NULL, "Headset Mic"},
/* Headset Stereophone (Headphone): HSOL, HSOR */
{"Headset Stereophone", NULL, "HSOL"},
{"Headset Stereophone", NULL, "HSOR"},
};
static int sdp3430_twl4030_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
int ret;
/* SDP3430 connected pins */
snd_soc_dapm_enable_pin(dapm, "Ext Mic");
snd_soc_dapm_enable_pin(dapm, "Ext Spk");
snd_soc_dapm_disable_pin(dapm, "Headset Mic");
snd_soc_dapm_disable_pin(dapm, "Headset Stereophone");
/* TWL4030 not connected pins */
snd_soc_dapm_nc_pin(dapm, "AUXL");
snd_soc_dapm_nc_pin(dapm, "AUXR");
snd_soc_dapm_nc_pin(dapm, "CARKITMIC");
snd_soc_dapm_nc_pin(dapm, "DIGIMIC0");
snd_soc_dapm_nc_pin(dapm, "DIGIMIC1");
snd_soc_dapm_nc_pin(dapm, "OUTL");
snd_soc_dapm_nc_pin(dapm, "OUTR");
snd_soc_dapm_nc_pin(dapm, "EARPIECE");
snd_soc_dapm_nc_pin(dapm, "PREDRIVEL");
snd_soc_dapm_nc_pin(dapm, "PREDRIVER");
snd_soc_dapm_nc_pin(dapm, "CARKITL");
snd_soc_dapm_nc_pin(dapm, "CARKITR");
/* Headset jack detection */
ret = snd_soc_jack_new(codec, "Headset Jack",
SND_JACK_HEADSET, &hs_jack);
if (ret)
return ret;
ret = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins),
hs_jack_pins);
if (ret)
return ret;
ret = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
hs_jack_gpios);
return ret;
}
static int sdp3430_twl4030_voice_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
unsigned short reg;
/* Enable voice interface */
reg = codec->driver->read(codec, TWL4030_REG_VOICE_IF);
reg |= TWL4030_VIF_DIN_EN | TWL4030_VIF_DOUT_EN | TWL4030_VIF_EN;
codec->driver->write(codec, TWL4030_REG_VOICE_IF, reg);
return 0;
}
/* Digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link sdp3430_dai[] = {
{
.name = "TWL4030 I2S",
.stream_name = "TWL4030 Audio",
.cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM,
.init = sdp3430_twl4030_init,
.ops = &sdp3430_ops,
},
{
.name = "TWL4030 PCM",
.stream_name = "TWL4030 Voice",
.cpu_dai_name = "omap-mcbsp.3",
.codec_dai_name = "twl4030-voice",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF |
SND_SOC_DAIFMT_CBM_CFM,
.init = sdp3430_twl4030_voice_init,
.ops = &sdp3430_ops,
},
};
/* Audio machine driver */
static struct snd_soc_card snd_soc_sdp3430 = {
.name = "SDP3430",
.owner = THIS_MODULE,
.dai_link = sdp3430_dai,
.num_links = ARRAY_SIZE(sdp3430_dai),
.dapm_widgets = sdp3430_twl4030_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(sdp3430_twl4030_dapm_widgets),
.dapm_routes = audio_map,
.num_dapm_routes = ARRAY_SIZE(audio_map),
};
static struct platform_device *sdp3430_snd_device;
static int __init sdp3430_soc_init(void)
{
int ret;
u8 pin_mux;
if (!machine_is_omap_3430sdp())
return -ENODEV;
printk(KERN_INFO "SDP3430 SoC init\n");
sdp3430_snd_device = platform_device_alloc("soc-audio", -1);
if (!sdp3430_snd_device) {
printk(KERN_ERR "Platform device allocation failed\n");
return -ENOMEM;
}
platform_set_drvdata(sdp3430_snd_device, &snd_soc_sdp3430);
/* Set TWL4030 GPIO6 as EXTMUTE signal */
twl_i2c_read_u8(TWL4030_MODULE_INTBR, &pin_mux,
TWL4030_INTBR_PMBR1);
pin_mux &= ~TWL4030_GPIO6_PWM0_MUTE(0x03);
pin_mux |= TWL4030_GPIO6_PWM0_MUTE(0x02);
twl_i2c_write_u8(TWL4030_MODULE_INTBR, pin_mux,
TWL4030_INTBR_PMBR1);
ret = platform_device_add(sdp3430_snd_device);
if (ret)
goto err1;
return 0;
err1:
printk(KERN_ERR "Unable to add platform device\n");
platform_device_put(sdp3430_snd_device);
return ret;
}
module_init(sdp3430_soc_init);
static void __exit sdp3430_soc_exit(void)
{
snd_soc_jack_free_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios),
hs_jack_gpios);
platform_device_unregister(sdp3430_snd_device);
}
module_exit(sdp3430_soc_exit);
MODULE_AUTHOR("Misael Lopez Cruz <x0052729@ti.com>");
MODULE_DESCRIPTION("ALSA SoC SDP3430");
MODULE_LICENSE("GPL");

207
sound/soc/omap/zoom2.c
View file

@ -1,207 +0,0 @@
/*
* zoom2.c -- SoC audio for Zoom2
*
* Author: Misael Lopez Cruz <x0052729@ti.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
*/
#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <asm/mach-types.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
#include <linux/platform_data/gpio-omap.h>
/* Register descriptions for twl4030 codec part */
#include <linux/mfd/twl4030-audio.h>
#include <linux/module.h>
#include "omap-mcbsp.h"
#include "omap-pcm.h"
static int zoom2_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;
int ret;
/* Set the codec system clock for DAC and ADC */
ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000,
SND_SOC_CLOCK_IN);
if (ret < 0) {
printk(KERN_ERR "can't set codec system clock\n");
return ret;
}
return 0;
}
static struct snd_soc_ops zoom2_ops = {
.hw_params = zoom2_hw_params,
};
/* Zoom2 machine DAPM */
static const struct snd_soc_dapm_widget zoom2_twl4030_dapm_widgets[] = {
SND_SOC_DAPM_MIC("Ext Mic", NULL),
SND_SOC_DAPM_SPK("Ext Spk", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_HP("Headset Stereophone", NULL),
SND_SOC_DAPM_LINE("Aux In", NULL),
};
static const struct snd_soc_dapm_route audio_map[] = {
/* External Mics: MAINMIC, SUBMIC with bias*/
{"MAINMIC", NULL, "Mic Bias 1"},
{"SUBMIC", NULL, "Mic Bias 2"},
{"Mic Bias 1", NULL, "Ext Mic"},
{"Mic Bias 2", NULL, "Ext Mic"},
/* External Speakers: HFL, HFR */
{"Ext Spk", NULL, "HFL"},
{"Ext Spk", NULL, "HFR"},
/* Headset Stereophone: HSOL, HSOR */
{"Headset Stereophone", NULL, "HSOL"},
{"Headset Stereophone", NULL, "HSOR"},
/* Headset Mic: HSMIC with bias */
{"HSMIC", NULL, "Headset Mic Bias"},
{"Headset Mic Bias", NULL, "Headset Mic"},
/* Aux In: AUXL, AUXR */
{"Aux In", NULL, "AUXL"},
{"Aux In", NULL, "AUXR"},
};
static int zoom2_twl4030_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_dapm_context *dapm = &codec->dapm;
/* TWL4030 not connected pins */
snd_soc_dapm_nc_pin(dapm, "CARKITMIC");
snd_soc_dapm_nc_pin(dapm, "DIGIMIC0");
snd_soc_dapm_nc_pin(dapm, "DIGIMIC1");
snd_soc_dapm_nc_pin(dapm, "EARPIECE");
snd_soc_dapm_nc_pin(dapm, "PREDRIVEL");
snd_soc_dapm_nc_pin(dapm, "PREDRIVER");
snd_soc_dapm_nc_pin(dapm, "CARKITL");
snd_soc_dapm_nc_pin(dapm, "CARKITR");
return 0;
}
static int zoom2_twl4030_voice_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
unsigned short reg;
/* Enable voice interface */
reg = codec->driver->read(codec, TWL4030_REG_VOICE_IF);
reg |= TWL4030_VIF_DIN_EN | TWL4030_VIF_DOUT_EN | TWL4030_VIF_EN;
codec->driver->write(codec, TWL4030_REG_VOICE_IF, reg);
return 0;
}
/* Digital audio interface glue - connects codec <--> CPU */
static struct snd_soc_dai_link zoom2_dai[] = {
{
.name = "TWL4030 I2S",
.stream_name = "TWL4030 Audio",
.cpu_dai_name = "omap-mcbsp.2",
.codec_dai_name = "twl4030-hifi",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBM_CFM,
.init = zoom2_twl4030_init,
.ops = &zoom2_ops,
},
{
.name = "TWL4030 PCM",
.stream_name = "TWL4030 Voice",
.cpu_dai_name = "omap-mcbsp.3",
.codec_dai_name = "twl4030-voice",
.platform_name = "omap-pcm-audio",
.codec_name = "twl4030-codec",
.dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF |
SND_SOC_DAIFMT_CBM_CFM,
.init = zoom2_twl4030_voice_init,
.ops = &zoom2_ops,
},
};
/* Audio machine driver */
static struct snd_soc_card snd_soc_zoom2 = {
.name = "Zoom2",
.owner = THIS_MODULE,
.dai_link = zoom2_dai,
.num_links = ARRAY_SIZE(zoom2_dai),
.dapm_widgets = zoom2_twl4030_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(zoom2_twl4030_dapm_widgets),
.dapm_routes = audio_map,
.num_dapm_routes = ARRAY_SIZE(audio_map),
};
static struct platform_device *zoom2_snd_device;
static int __init zoom2_soc_init(void)
{
int ret;
if (!machine_is_omap_zoom2())
return -ENODEV;
printk(KERN_INFO "Zoom2 SoC init\n");
zoom2_snd_device = platform_device_alloc("soc-audio", -1);
if (!zoom2_snd_device) {
printk(KERN_ERR "Platform device allocation failed\n");
return -ENOMEM;
}
platform_set_drvdata(zoom2_snd_device, &snd_soc_zoom2);
ret = platform_device_add(zoom2_snd_device);
if (ret)
goto err1;
return 0;
err1:
printk(KERN_ERR "Unable to add platform device\n");
platform_device_put(zoom2_snd_device);
return ret;
}
module_init(zoom2_soc_init);
static void __exit zoom2_soc_exit(void)
{
platform_device_unregister(zoom2_snd_device);
}
module_exit(zoom2_soc_exit);
MODULE_AUTHOR("Misael Lopez Cruz <x0052729@ti.com>");
MODULE_DESCRIPTION("ALSA SoC Zoom2");
MODULE_LICENSE("GPL");