Merge branch 'for-2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/lrg/asoc-2.6 into topic/asoc

sound/soc/codecs/tlv320aic3x.c

@@ -1545,21 +1545,6 @@ static struct i2c_driver aic3x_i2c_driver = {
 	.remove = aic3x_i2c_remove,
 	.id_table = aic3x_i2c_id,
 };
-
-static inline void aic3x_i2c_init(void)
-{
-	int ret;
-
-	ret = i2c_add_driver(&aic3x_i2c_driver);
-	if (ret)
-		printk(KERN_ERR "%s: error regsitering i2c driver, %d\n",
-		       __func__, ret);
-}
-
-static inline void aic3x_i2c_exit(void)
-{
-	i2c_del_driver(&aic3x_i2c_driver);
-}
 #endif
 
 static int __init aic3x_modinit(void)

sound/soc/codecs/tlv320dac33.c

@@ -315,8 +315,6 @@ static void dac33_init_chip(struct snd_soc_codec *codec)
 	 clock source = internal osc (?) */
 	dac33_write(codec, DAC33_ANA_VOL_SOFT_STEP_CTRL, DAC33_VOLCLKEN);
 
-	dac33_write(codec, DAC33_PWR_CTRL, DAC33_PDNALLB);
-
 	/* Restore only selected registers (gains mostly) */
 	dac33_write(codec, DAC33_LDAC_DIG_VOL_CTRL,
 		    dac33_read_reg_cache(codec, DAC33_LDAC_DIG_VOL_CTRL));
@@ -356,6 +354,21 @@ static inline void dac33_soft_power(struct snd_soc_codec *codec, int power)
 	dac33_write(codec, DAC33_PWR_CTRL, reg);
 }
 
+static inline void dac33_disable_digital(struct snd_soc_codec *codec)
+{
+	u8 reg;
+
+	/* Stop the DAI clock */
+	reg = dac33_read_reg_cache(codec, DAC33_SER_AUDIOIF_CTRL_B);
+	reg &= ~DAC33_BCLKON;
+	dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_B, reg);
+
+	/* Power down the Oscillator, and DACs */
+	reg = dac33_read_reg_cache(codec, DAC33_PWR_CTRL);
+	reg &= ~(DAC33_OSCPDNB | DAC33_DACRPDNB | DAC33_DACLPDNB);
+	dac33_write(codec, DAC33_PWR_CTRL, reg);
+}
+
 static int dac33_hard_power(struct snd_soc_codec *codec, int power)
 {
 	struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
@@ -404,7 +417,7 @@ exit:
 	return ret;
 }
 
-static int playback_event(struct snd_soc_dapm_widget *w,
+static int dac33_playback_event(struct snd_soc_dapm_widget *w,
 		struct snd_kcontrol *kcontrol, int event)
 {
 	struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(w->codec);
@@ -416,6 +429,9 @@ static int playback_event(struct snd_soc_dapm_widget *w,
 			dac33_prepare_chip(dac33->substream);
 		}
 		break;
+	case SND_SOC_DAPM_POST_PMD:
+		dac33_disable_digital(w->codec);
+		break;
 	}
 	return 0;
 }
@@ -592,8 +608,8 @@ static const struct snd_soc_dapm_widget dac33_dapm_widgets[] = {
 	SND_SOC_DAPM_INPUT("LINEL"),
 	SND_SOC_DAPM_INPUT("LINER"),
 
-	SND_SOC_DAPM_DAC("DACL", "Left Playback", DAC33_LDAC_PWR_CTRL, 2, 0),
-	SND_SOC_DAPM_DAC("DACR", "Right Playback", DAC33_RDAC_PWR_CTRL, 2, 0),
+	SND_SOC_DAPM_DAC("DACL", "Left Playback", SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_DAC("DACR", "Right Playback", SND_SOC_NOPM, 0, 0),
 
 	/* Analog bypass */
 	SND_SOC_DAPM_SWITCH("Analog Left Bypass", SND_SOC_NOPM, 0, 0,
@@ -601,12 +617,18 @@ static const struct snd_soc_dapm_widget dac33_dapm_widgets[] = {
 	SND_SOC_DAPM_SWITCH("Analog Right Bypass", SND_SOC_NOPM, 0, 0,
 				&dac33_dapm_abypassr_control),
 
-	SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Left Amp Power",
+	SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Left Amplifier",
 			 DAC33_OUT_AMP_PWR_CTRL, 6, 3, 3, 0),
-	SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Right Amp Power",
+	SND_SOC_DAPM_REG(snd_soc_dapm_mixer, "Output Right Amplifier",
 			 DAC33_OUT_AMP_PWR_CTRL, 4, 3, 3, 0),
 
-	SND_SOC_DAPM_PRE("Prepare Playback", playback_event),
+	SND_SOC_DAPM_SUPPLY("Left DAC Power",
+			    DAC33_LDAC_PWR_CTRL, 2, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("Right DAC Power",
+			    DAC33_RDAC_PWR_CTRL, 2, 0, NULL, 0),
+
+	SND_SOC_DAPM_PRE("Pre Playback", dac33_playback_event),
+	SND_SOC_DAPM_POST("Post Playback", dac33_playback_event),
 };
 
 static const struct snd_soc_dapm_route audio_map[] = {
@@ -614,15 +636,18 @@ static const struct snd_soc_dapm_route audio_map[] = {
 	{"Analog Left Bypass", "Switch", "LINEL"},
 	{"Analog Right Bypass", "Switch", "LINER"},
 
-	{"Output Left Amp Power", NULL, "DACL"},
-	{"Output Right Amp Power", NULL, "DACR"},
+	{"Output Left Amplifier", NULL, "DACL"},
+	{"Output Right Amplifier", NULL, "DACR"},
+
+	{"Output Left Amplifier", NULL, "Analog Left Bypass"},
+	{"Output Right Amplifier", NULL, "Analog Right Bypass"},
 
-	{"Output Left Amp Power", NULL, "Analog Left Bypass"},
-	{"Output Right Amp Power", NULL, "Analog Right Bypass"},
+	{"Output Left Amplifier", NULL, "Left DAC Power"},
+	{"Output Right Amplifier", NULL, "Right DAC Power"},
 
 	/* output */
-	{"LEFT_LO", NULL, "Output Left Amp Power"},
-	{"RIGHT_LO", NULL, "Output Right Amp Power"},
+	{"LEFT_LO", NULL, "Output Left Amplifier"},
+	{"RIGHT_LO", NULL, "Output Right Amplifier"},
 };
 
 static int dac33_add_widgets(struct snd_soc_codec *codec)
@@ -640,11 +665,13 @@ static int dac33_add_widgets(struct snd_soc_codec *codec)
 static int dac33_set_bias_level(struct snd_soc_codec *codec,
 				enum snd_soc_bias_level level)
 {
+	struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec);
 	int ret;
 
 	switch (level) {
 	case SND_SOC_BIAS_ON:
-		dac33_soft_power(codec, 1);
+		if (!dac33->substream)
+			dac33_soft_power(codec, 1);
 		break;
 	case SND_SOC_BIAS_PREPARE:
 		break;

sound/soc/codecs/tpa6130a2.c

@@ -41,7 +41,7 @@ struct tpa6130a2_data {
 	unsigned char regs[TPA6130A2_CACHEREGNUM];
 	struct regulator *supply;
 	int power_gpio;
-	unsigned char power_state;
+	u8 power_state:1;
 	enum tpa_model id;
 };
 
@@ -116,7 +116,7 @@ static int tpa6130a2_initialize(void)
 	return ret;
 }
 
-static int tpa6130a2_power(int power)
+static int tpa6130a2_power(u8 power)
 {
 	struct	tpa6130a2_data *data;
 	u8	val;
@@ -126,8 +126,10 @@ static int tpa6130a2_power(int power)
 	data = i2c_get_clientdata(tpa6130a2_client);
 
 	mutex_lock(&data->mutex);
-	if (power && !data->power_state) {
+	if (power == data->power_state)
+		goto exit;
 
+	if (power) {
 		ret = regulator_enable(data->supply);
 		if (ret != 0) {
 			dev_err(&tpa6130a2_client->dev,
@@ -149,12 +151,7 @@ static int tpa6130a2_power(int power)
 			data->power_state = 0;
 			goto exit;
 		}
-
-		/* Clear SWS */
-		val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
-		val &= ~TPA6130A2_SWS;
-		tpa6130a2_i2c_write(TPA6130A2_REG_CONTROL, val);
-	} else if (!power && data->power_state) {
+	} else {
 		/* set SWS */
 		val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
 		val |= TPA6130A2_SWS;
@@ -299,6 +296,7 @@ static void tpa6130a2_channel_enable(u8 channel, int enable)
 		/* Enable amplifier */
 		val = tpa6130a2_read(TPA6130A2_REG_CONTROL);
 		val |= channel;
+		val &= ~TPA6130A2_SWS;
 		tpa6130a2_i2c_write(TPA6130A2_REG_CONTROL, val);
 
 		/* Unmute channel */
@@ -319,72 +317,24 @@ static void tpa6130a2_channel_enable(u8 channel, int enable)
 	}
 }
 
-static int tpa6130a2_left_event(struct snd_soc_dapm_widget *w,
-		struct snd_kcontrol *kcontrol, int event)
-{
-	switch (event) {
-	case SND_SOC_DAPM_POST_PMU:
-		tpa6130a2_channel_enable(TPA6130A2_HP_EN_L, 1);
-		break;
-	case SND_SOC_DAPM_POST_PMD:
-		tpa6130a2_channel_enable(TPA6130A2_HP_EN_L, 0);
-		break;
-	}
-	return 0;
-}
-
-static int tpa6130a2_right_event(struct snd_soc_dapm_widget *w,
-		struct snd_kcontrol *kcontrol, int event)
-{
-	switch (event) {
-	case SND_SOC_DAPM_POST_PMU:
-		tpa6130a2_channel_enable(TPA6130A2_HP_EN_R, 1);
-		break;
-	case SND_SOC_DAPM_POST_PMD:
-		tpa6130a2_channel_enable(TPA6130A2_HP_EN_R, 0);
-		break;
-	}
-	return 0;
-}
-
-static int tpa6130a2_supply_event(struct snd_soc_dapm_widget *w,
-		struct snd_kcontrol *kcontrol, int event)
+int tpa6130a2_stereo_enable(struct snd_soc_codec *codec, int enable)
 {
 	int ret = 0;
-
-	switch (event) {
-	case SND_SOC_DAPM_POST_PMU:
+	if (enable) {
 		ret = tpa6130a2_power(1);
-		break;
-	case SND_SOC_DAPM_POST_PMD:
+		if (ret < 0)
+			return ret;
+		tpa6130a2_channel_enable(TPA6130A2_HP_EN_R | TPA6130A2_HP_EN_L,
+					 1);
+	} else {
+		tpa6130a2_channel_enable(TPA6130A2_HP_EN_R | TPA6130A2_HP_EN_L,
+					 0);
 		ret = tpa6130a2_power(0);
-		break;
 	}
+
 	return ret;
 }
-
-static const struct snd_soc_dapm_widget tpa6130a2_dapm_widgets[] = {
-	SND_SOC_DAPM_PGA_E("TPA6130A2 Left", SND_SOC_NOPM,
-			0, 0, NULL, 0, tpa6130a2_left_event,
-			SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
-	SND_SOC_DAPM_PGA_E("TPA6130A2 Right", SND_SOC_NOPM,
-			0, 0, NULL, 0, tpa6130a2_right_event,
-			SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
-	SND_SOC_DAPM_SUPPLY("TPA6130A2 Enable", SND_SOC_NOPM,
-			0, 0, tpa6130a2_supply_event,
-			SND_SOC_DAPM_POST_PMU|SND_SOC_DAPM_POST_PMD),
-	/* Outputs */
-	SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Left"),
-	SND_SOC_DAPM_OUTPUT("TPA6130A2 Headphone Right"),
-};
-
-static const struct snd_soc_dapm_route audio_map[] = {
-	{"TPA6130A2 Headphone Left", NULL, "TPA6130A2 Left"},
-	{"TPA6130A2 Headphone Right", NULL, "TPA6130A2 Right"},
-
-	{"TPA6130A2 Headphone Left", NULL, "TPA6130A2 Enable"},
-	{"TPA6130A2 Headphone Right", NULL, "TPA6130A2 Enable"},
-};
+EXPORT_SYMBOL_GPL(tpa6130a2_stereo_enable);
 
 int tpa6130a2_add_controls(struct snd_soc_codec *codec)
 {
@@ -396,18 +346,12 @@ int tpa6130a2_add_controls(struct snd_soc_codec *codec)
 
 	data = i2c_get_clientdata(tpa6130a2_client);
 
-	snd_soc_dapm_new_controls(dapm, tpa6130a2_dapm_widgets,
-				ARRAY_SIZE(tpa6130a2_dapm_widgets));
-
-	snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map));
-
 	if (data->id == TPA6140A2)
 		return snd_soc_add_controls(codec, tpa6140a2_controls,
 						ARRAY_SIZE(tpa6140a2_controls));
 	else
 		return snd_soc_add_controls(codec, tpa6130a2_controls,
 						ARRAY_SIZE(tpa6130a2_controls));
-
 }
 EXPORT_SYMBOL_GPL(tpa6130a2_add_controls);
 

sound/soc/codecs/tpa6130a2.h

@@ -57,5 +57,6 @@
 #define TPA6130A2_VERSION_MASK		(0x0f)
 
 extern int tpa6130a2_add_controls(struct snd_soc_codec *codec);
+extern int tpa6130a2_stereo_enable(struct snd_soc_codec *codec, int enable);
 
 #endif /* __TPA6130A2_H__ */

sound/soc/codecs/twl4030.c

@@ -1724,6 +1724,7 @@ static int twl4030_startup(struct snd_pcm_substream *substream,
 	struct snd_soc_codec *codec = rtd->codec;
 	struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
 
+	snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24);
 	if (twl4030->master_substream) {
 		twl4030->slave_substream = substream;
 		/* The DAI has one configuration for playback and capture, so
@@ -1848,7 +1849,7 @@ static int twl4030_hw_params(struct snd_pcm_substream *substream,
 	case SNDRV_PCM_FORMAT_S16_LE:
 		format |= TWL4030_DATA_WIDTH_16S_16W;
 		break;
-	case SNDRV_PCM_FORMAT_S24_LE:
+	case SNDRV_PCM_FORMAT_S32_LE:
 		format |= TWL4030_DATA_WIDTH_32S_24W;
 		break;
 	default:
@@ -2181,7 +2182,7 @@ static int twl4030_voice_set_tristate(struct snd_soc_dai *dai, int tristate)
 }
 
 #define TWL4030_RATES	 (SNDRV_PCM_RATE_8000_48000)
-#define TWL4030_FORMATS	 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FORMAT_S24_LE)
+#define TWL4030_FORMATS	 (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
 
 static struct snd_soc_dai_ops twl4030_dai_hifi_ops = {
 	.startup	= twl4030_startup,

sound/soc/codecs/twl6040.c

@@ -39,8 +39,41 @@
 
 #include "twl6040.h"
 
-#define TWL6040_RATES	 (SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
-#define TWL6040_FORMATS	 (SNDRV_PCM_FMTBIT_S32_LE)
+#define TWL6040_RATES		SNDRV_PCM_RATE_8000_96000
+#define TWL6040_FORMATS	(SNDRV_PCM_FMTBIT_S32_LE)
+
+#define TWL6040_OUTHS_0dB 0x00
+#define TWL6040_OUTHS_M30dB 0x0F
+#define TWL6040_OUTHF_0dB 0x03
+#define TWL6040_OUTHF_M52dB 0x1D
+
+#define TWL6040_RAMP_NONE	0
+#define TWL6040_RAMP_UP		1
+#define TWL6040_RAMP_DOWN	2
+
+#define TWL6040_HSL_VOL_MASK	0x0F
+#define TWL6040_HSL_VOL_SHIFT	0
+#define TWL6040_HSR_VOL_MASK	0xF0
+#define TWL6040_HSR_VOL_SHIFT	4
+#define TWL6040_HF_VOL_MASK	0x1F
+#define TWL6040_HF_VOL_SHIFT	0
+
+struct twl6040_output {
+	u16 active;
+	u16 left_vol;
+	u16 right_vol;
+	u16 left_step;
+	u16 right_step;
+	unsigned int step_delay;
+	u16 ramp;
+	u16 mute;
+	struct completion ramp_done;
+};
+
+struct twl6040_jack_data {
+	struct snd_soc_jack *jack;
+	int report;
+};
 
 /* codec private data */
 struct twl6040_data {
@@ -52,6 +85,17 @@ struct twl6040_data {
 	unsigned int sysclk;
 	struct snd_pcm_hw_constraint_list *sysclk_constraints;
 	struct completion ready;
+	struct twl6040_jack_data hs_jack;
+	struct snd_soc_codec *codec;
+	struct workqueue_struct *workqueue;
+	struct delayed_work delayed_work;
+	struct mutex mutex;
+	struct twl6040_output headset;
+	struct twl6040_output handsfree;
+	struct workqueue_struct *hf_workqueue;
+	struct workqueue_struct *hs_workqueue;
+	struct delayed_work hs_delayed_work;
+	struct delayed_work hf_delayed_work;
 };
 
 /*
@@ -200,7 +244,7 @@ static int twl6040_read_reg_volatile(struct snd_soc_codec *codec,
 	if (reg >= TWL6040_CACHEREGNUM)
 		return -EIO;
 
-	twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &value, reg);
+	twl_i2c_read_u8(TWL_MODULE_AUDIO_VOICE, &value, reg);
 	twl6040_write_reg_cache(codec, reg, value);
 
 	return value;
@@ -216,7 +260,7 @@ static int twl6040_write(struct snd_soc_codec *codec,
 		return -EIO;
 
 	twl6040_write_reg_cache(codec, reg, value);
-	return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE, value, reg);
+	return twl_i2c_write_u8(TWL_MODULE_AUDIO_VOICE, value, reg);
 }
 
 static void twl6040_init_vio_regs(struct snd_soc_codec *codec)
@@ -253,6 +297,305 @@ static void twl6040_init_vdd_regs(struct snd_soc_codec *codec)
 	}
 }
 
+/*
+ * Ramp HS PGA volume to minimise pops at stream startup and shutdown.
+ */
+static inline int twl6040_hs_ramp_step(struct snd_soc_codec *codec,
+			unsigned int left_step, unsigned int right_step)
+{
+
+	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *headset = &priv->headset;
+	int left_complete = 0, right_complete = 0;
+	u8 reg, val;
+
+	/* left channel */
+	left_step = (left_step > 0xF) ? 0xF : left_step;
+	reg = twl6040_read_reg_cache(codec, TWL6040_REG_HSGAIN);
+	val = (~reg & TWL6040_HSL_VOL_MASK);
+
+	if (headset->ramp == TWL6040_RAMP_UP) {
+		/* ramp step up */
+		if (val < headset->left_vol) {
+			val += left_step;
+			reg &= ~TWL6040_HSL_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HSGAIN,
+					(reg | (~val & TWL6040_HSL_VOL_MASK)));
+		} else {
+			left_complete = 1;
+		}
+	} else if (headset->ramp == TWL6040_RAMP_DOWN) {
+		/* ramp step down */
+		if (val > 0x0) {
+			val -= left_step;
+			reg &= ~TWL6040_HSL_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HSGAIN, reg |
+						(~val & TWL6040_HSL_VOL_MASK));
+		} else {
+			left_complete = 1;
+		}
+	}
+
+	/* right channel */
+	right_step = (right_step > 0xF) ? 0xF : right_step;
+	reg = twl6040_read_reg_cache(codec, TWL6040_REG_HSGAIN);
+	val = (~reg & TWL6040_HSR_VOL_MASK) >> TWL6040_HSR_VOL_SHIFT;
+
+	if (headset->ramp == TWL6040_RAMP_UP) {
+		/* ramp step up */
+		if (val < headset->right_vol) {
+			val += right_step;
+			reg &= ~TWL6040_HSR_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HSGAIN,
+				(reg | (~val << TWL6040_HSR_VOL_SHIFT)));
+		} else {
+			right_complete = 1;
+		}
+	} else if (headset->ramp == TWL6040_RAMP_DOWN) {
+		/* ramp step down */
+		if (val > 0x0) {
+			val -= right_step;
+			reg &= ~TWL6040_HSR_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HSGAIN,
+					 reg | (~val << TWL6040_HSR_VOL_SHIFT));
+		} else {
+			right_complete = 1;
+		}
+	}
+
+	return left_complete & right_complete;
+}
+
+/*
+ * Ramp HF PGA volume to minimise pops at stream startup and shutdown.
+ */
+static inline int twl6040_hf_ramp_step(struct snd_soc_codec *codec,
+			unsigned int left_step, unsigned int right_step)
+{
+	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *handsfree = &priv->handsfree;
+	int left_complete = 0, right_complete = 0;
+	u16 reg, val;
+
+	/* left channel */
+	left_step = (left_step > 0x1D) ? 0x1D : left_step;
+	reg = twl6040_read_reg_cache(codec, TWL6040_REG_HFLGAIN);
+	reg = 0x1D - reg;
+	val = (reg & TWL6040_HF_VOL_MASK);
+	if (handsfree->ramp == TWL6040_RAMP_UP) {
+		/* ramp step up */
+		if (val < handsfree->left_vol) {
+			val += left_step;
+			reg &= ~TWL6040_HF_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HFLGAIN,
+						reg | (0x1D - val));
+		} else {
+			left_complete = 1;
+		}
+	} else if (handsfree->ramp == TWL6040_RAMP_DOWN) {
+		/* ramp step down */
+		if (val > 0) {
+			val -= left_step;
+			reg &= ~TWL6040_HF_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HFLGAIN,
+						reg | (0x1D - val));
+		} else {
+			left_complete = 1;
+		}
+	}
+
+	/* right channel */
+	right_step = (right_step > 0x1D) ? 0x1D : right_step;
+	reg = twl6040_read_reg_cache(codec, TWL6040_REG_HFRGAIN);
+	reg = 0x1D - reg;
+	val = (reg & TWL6040_HF_VOL_MASK);
+	if (handsfree->ramp == TWL6040_RAMP_UP) {
+		/* ramp step up */
+		if (val < handsfree->right_vol) {
+			val += right_step;
+			reg &= ~TWL6040_HF_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HFRGAIN,
+						reg | (0x1D - val));
+		} else {
+			right_complete = 1;
+		}
+	} else if (handsfree->ramp == TWL6040_RAMP_DOWN) {
+		/* ramp step down */
+		if (val > 0) {
+			val -= right_step;
+			reg &= ~TWL6040_HF_VOL_MASK;
+			twl6040_write(codec, TWL6040_REG_HFRGAIN,
+						reg | (0x1D - val));
+		}
+	}
+
+	return left_complete & right_complete;
+}
+
+/*
+ * This work ramps both output PGAs at stream start/stop time to
+ * minimise pop associated with DAPM power switching.
+ */
+static void twl6040_pga_hs_work(struct work_struct *work)
+{
+	struct twl6040_data *priv =
+		container_of(work, struct twl6040_data, hs_delayed_work.work);
+	struct snd_soc_codec *codec = priv->codec;
+	struct twl6040_output *headset = &priv->headset;
+	unsigned int delay = headset->step_delay;
+	int i, headset_complete;
+
+	/* do we need to ramp at all ? */
+	if (headset->ramp == TWL6040_RAMP_NONE)
+		return;
+
+	/* HS PGA volumes have 4 bits of resolution to ramp */
+	for (i = 0; i <= 16; i++) {
+		headset_complete = 1;
+		if (headset->ramp != TWL6040_RAMP_NONE)
+			headset_complete = twl6040_hs_ramp_step(codec,
+							headset->left_step,
+							headset->right_step);
+
+		/* ramp finished ? */
+		if (headset_complete)
+			break;
+
+		/*
+		 * TODO: tune: delay is longer over 0dB
+		 * as increases are larger.
+		 */
+		if (i >= 8)
+			schedule_timeout_interruptible(msecs_to_jiffies(delay +
+							(delay >> 1)));
+		else
+			schedule_timeout_interruptible(msecs_to_jiffies(delay));
+	}
+
+	if (headset->ramp == TWL6040_RAMP_DOWN) {
+		headset->active = 0;
+		complete(&headset->ramp_done);
+	} else {
+		headset->active = 1;
+	}
+	headset->ramp = TWL6040_RAMP_NONE;
+}
+
+static void twl6040_pga_hf_work(struct work_struct *work)
+{
+	struct twl6040_data *priv =
+		container_of(work, struct twl6040_data, hf_delayed_work.work);
+	struct snd_soc_codec *codec = priv->codec;
+	struct twl6040_output *handsfree = &priv->handsfree;
+	unsigned int delay = handsfree->step_delay;
+	int i, handsfree_complete;
+
+	/* do we need to ramp at all ? */
+	if (handsfree->ramp == TWL6040_RAMP_NONE)
+		return;
+
+	/* HF PGA volumes have 5 bits of resolution to ramp */
+	for (i = 0; i <= 32; i++) {
+		handsfree_complete = 1;
+		if (handsfree->ramp != TWL6040_RAMP_NONE)
+			handsfree_complete = twl6040_hf_ramp_step(codec,
+							handsfree->left_step,
+							handsfree->right_step);
+
+		/* ramp finished ? */
+		if (handsfree_complete)
+			break;
+
+		/*
+		 * TODO: tune: delay is longer over 0dB
+		 * as increases are larger.
+		 */
+		if (i >= 16)
+			schedule_timeout_interruptible(msecs_to_jiffies(delay +
+						       (delay >> 1)));
+		else
+			schedule_timeout_interruptible(msecs_to_jiffies(delay));
+	}
+
+
+	if (handsfree->ramp == TWL6040_RAMP_DOWN) {
+		handsfree->active = 0;
+		complete(&handsfree->ramp_done);
+	} else
+		handsfree->active = 1;
+	handsfree->ramp = TWL6040_RAMP_NONE;
+}
+
+static int pga_event(struct snd_soc_dapm_widget *w,
+			struct snd_kcontrol *kcontrol, int event)
+{
+	struct snd_soc_codec *codec = w->codec;
+	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *out;
+	struct delayed_work *work;
+	struct workqueue_struct *queue;
+
+	switch (w->shift) {
+	case 2:
+	case 3:
+		out = &priv->headset;
+		work = &priv->hs_delayed_work;
+		queue = priv->hs_workqueue;
+		out->step_delay = 5;	/* 5 ms between volume ramp steps */
+		break;
+	case 4:
+		out = &priv->handsfree;
+		work = &priv->hf_delayed_work;
+		queue = priv->hf_workqueue;
+		out->step_delay = 5;	/* 5 ms between volume ramp steps */
+		if (SND_SOC_DAPM_EVENT_ON(event))
+			priv->non_lp++;
+		else
+			priv->non_lp--;
+		break;
+	default:
+		return -1;
+	}
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		if (out->active)
+			break;
+
+		/* don't use volume ramp for power-up */
+		out->left_step = out->left_vol;
+		out->right_step = out->right_vol;
+
+		if (!delayed_work_pending(work)) {
+			out->ramp = TWL6040_RAMP_UP;
+			queue_delayed_work(queue, work,
+					msecs_to_jiffies(1));
+		}
+		break;
+
+	case SND_SOC_DAPM_PRE_PMD:
+		if (!out->active)
+			break;
+
+		if (!delayed_work_pending(work)) {
+			/* use volume ramp for power-down */
+			out->left_step = 1;
+			out->right_step = 1;
+			out->ramp = TWL6040_RAMP_DOWN;
+			INIT_COMPLETION(out->ramp_done);
+
+			queue_delayed_work(queue, work,
+					msecs_to_jiffies(1));
+
+			wait_for_completion_timeout(&out->ramp_done,
+					msecs_to_jiffies(2000));
+		}
+		break;
+	}
+
+	return 0;
+}
+
 /* twl6040 codec manual power-up sequence */
 static void twl6040_power_up(struct snd_soc_codec *codec)
 {
@@ -381,6 +724,47 @@ static int twl6040_power_mode_event(struct snd_soc_dapm_widget *w,
 	return 0;
 }
 
+void twl6040_hs_jack_report(struct snd_soc_codec *codec,
+				struct snd_soc_jack *jack, int report)
+{
+	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
+	int status;
+
+	mutex_lock(&priv->mutex);
+
+	/* Sync status */
+	status = twl6040_read_reg_volatile(codec, TWL6040_REG_STATUS);
+	if (status & TWL6040_PLUGCOMP)
+		snd_soc_jack_report(jack, report, report);
+	else
+		snd_soc_jack_report(jack, 0, report);
+
+	mutex_unlock(&priv->mutex);
+}
+
+void twl6040_hs_jack_detect(struct snd_soc_codec *codec,
+				struct snd_soc_jack *jack, int report)
+{
+	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_jack_data *hs_jack = &priv->hs_jack;
+
+	hs_jack->jack = jack;
+	hs_jack->report = report;
+
+	twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
+}
+EXPORT_SYMBOL_GPL(twl6040_hs_jack_detect);
+
+static void twl6040_accessory_work(struct work_struct *work)
+{
+	struct twl6040_data *priv = container_of(work,
+					struct twl6040_data, delayed_work.work);
+	struct snd_soc_codec *codec = priv->codec;
+	struct twl6040_jack_data *hs_jack = &priv->hs_jack;
+
+	twl6040_hs_jack_report(codec, hs_jack->jack, hs_jack->report);
+}
+
 /* audio interrupt handler */
 static irqreturn_t twl6040_naudint_handler(int irq, void *data)
 {
@@ -388,33 +772,180 @@ static irqreturn_t twl6040_naudint_handler(int irq, void *data)
 	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
 	u8 intid;
 
-	twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &intid, TWL6040_REG_INTID);
+	twl_i2c_read_u8(TWL_MODULE_AUDIO_VOICE, &intid, TWL6040_REG_INTID);
 
-	switch (intid) {
-	case TWL6040_THINT:
+	if (intid & TWL6040_THINT)
 		dev_alert(codec->dev, "die temp over-limit detection\n");
+
+	if ((intid & TWL6040_PLUGINT) || (intid & TWL6040_UNPLUGINT))
+		queue_delayed_work(priv->workqueue, &priv->delayed_work,
+							msecs_to_jiffies(200));
+
+	if (intid & TWL6040_HOOKINT)
+		dev_info(codec->dev, "hook detection\n");
+
+	if (intid & TWL6040_HFINT)
+		dev_alert(codec->dev, "hf drivers over current detection\n");
+
+	if (intid & TWL6040_VIBINT)
+		dev_alert(codec->dev, "vib drivers over current detection\n");
+
+	if (intid & TWL6040_READYINT)
+		complete(&priv->ready);
+
+	return IRQ_HANDLED;
+}
+
+static int twl6040_put_volsw(struct snd_kcontrol *kcontrol,
+				  struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *out = NULL;
+	struct soc_mixer_control *mc =
+		(struct soc_mixer_control *)kcontrol->private_value;
+	int ret;
+	unsigned int reg = mc->reg;
+
+	/* For HS and HF we shadow the values and only actually write
+	 * them out when active in order to ensure the amplifier comes on
+	 * as quietly as possible. */
+	switch (reg) {
+	case TWL6040_REG_HSGAIN:
+		out = &twl6040_priv->headset;
 		break;
-	case TWL6040_PLUGINT:
-	case TWL6040_UNPLUGINT:
-	case TWL6040_HOOKINT:
+	default:
 		break;
-	case TWL6040_HFINT:
-		dev_alert(codec->dev, "hf drivers over current detection\n");
+	}
+
+	if (out) {
+		out->left_vol = ucontrol->value.integer.value[0];
+		out->right_vol = ucontrol->value.integer.value[1];
+		if (!out->active)
+			return 1;
+	}
+
+	ret = snd_soc_put_volsw(kcontrol, ucontrol);
+	if (ret < 0)
+		return ret;
+
+	return 1;
+}
+
+static int twl6040_get_volsw(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *out = &twl6040_priv->headset;
+	struct soc_mixer_control *mc =
+		(struct soc_mixer_control *)kcontrol->private_value;
+	unsigned int reg = mc->reg;
+
+	switch (reg) {
+	case TWL6040_REG_HSGAIN:
+		out = &twl6040_priv->headset;
+		ucontrol->value.integer.value[0] = out->left_vol;
+		ucontrol->value.integer.value[1] = out->right_vol;
+		return 0;
+
+	default:
 		break;
-	case TWL6040_VIBINT:
-		dev_alert(codec->dev, "vib drivers over current detection\n");
+	}
+
+	return snd_soc_get_volsw(kcontrol, ucontrol);
+}
+
+static int twl6040_put_volsw_2r_vu(struct snd_kcontrol *kcontrol,
+				  struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *out = NULL;
+	struct soc_mixer_control *mc =
+		(struct soc_mixer_control *)kcontrol->private_value;
+	int ret;
+	unsigned int reg = mc->reg;
+
+	/* For HS and HF we shadow the values and only actually write
+	 * them out when active in order to ensure the amplifier comes on
+	 * as quietly as possible. */
+	switch (reg) {
+	case TWL6040_REG_HFLGAIN:
+	case TWL6040_REG_HFRGAIN:
+		out = &twl6040_priv->handsfree;
 		break;
-	case TWL6040_READYINT:
-		complete(&priv->ready);
+	default:
 		break;
+	}
+
+	if (out) {
+		out->left_vol = ucontrol->value.integer.value[0];
+		out->right_vol = ucontrol->value.integer.value[1];
+		if (!out->active)
+			return 1;
+	}
+
+	ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
+	if (ret < 0)
+		return ret;
+
+	return 1;
+}
+
+static int twl6040_get_volsw_2r(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
+	struct twl6040_data *twl6040_priv = snd_soc_codec_get_drvdata(codec);
+	struct twl6040_output *out = &twl6040_priv->handsfree;
+	struct soc_mixer_control *mc =
+		(struct soc_mixer_control *)kcontrol->private_value;
+	unsigned int reg = mc->reg;
+
+	/* If these are cached registers use the cache */
+	switch (reg) {
+	case TWL6040_REG_HFLGAIN:
+	case TWL6040_REG_HFRGAIN:
+		out = &twl6040_priv->handsfree;
+		ucontrol->value.integer.value[0] = out->left_vol;
+		ucontrol->value.integer.value[1] = out->right_vol;
+		return 0;
+
 	default:
-		dev_err(codec->dev, "unknown audio interrupt %d\n", intid);
 		break;
 	}
 
-	return IRQ_HANDLED;
+	return snd_soc_get_volsw_2r(kcontrol, ucontrol);
 }
 
+/* double control with volume update */
+#define SOC_TWL6040_DOUBLE_TLV(xname, xreg, shift_left, shift_right, xmax,\
+							xinvert, tlv_array)\
+{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+		 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+	.tlv.p = (tlv_array), \
+	.info = snd_soc_info_volsw, .get = twl6040_get_volsw, \
+	.put = twl6040_put_volsw, \
+	.private_value = (unsigned long)&(struct soc_mixer_control) \
+		{.reg = xreg, .shift = shift_left, .rshift = shift_right,\
+		 .max = xmax, .platform_max = xmax, .invert = xinvert} }
+
+/* double control with volume update */
+#define SOC_TWL6040_DOUBLE_R_TLV(xname, reg_left, reg_right, xshift, xmax,\
+				xinvert, tlv_array)\
+{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+		SNDRV_CTL_ELEM_ACCESS_READWRITE | \
+		SNDRV_CTL_ELEM_ACCESS_VOLATILE, \
+	.tlv.p = (tlv_array), \
+	.info = snd_soc_info_volsw_2r, \
+	.get = twl6040_get_volsw_2r, .put = twl6040_put_volsw_2r_vu, \
+	.private_value = (unsigned long)&(struct soc_mixer_control) \
+		{.reg = reg_left, .rreg = reg_right, .shift = xshift, \
+		 .rshift = xshift, .max = xmax, .invert = xinvert}, }
+
 /*
  * MICATT volume control:
  * from -6 to 0 dB in 6 dB steps
@@ -423,9 +954,15 @@ static DECLARE_TLV_DB_SCALE(mic_preamp_tlv, -600, 600, 0);
 
 /*
  * MICGAIN volume control:
- * from 6 to 30 dB in 6 dB steps
+ * from -6 to 30 dB in 6 dB steps
+ */
+static DECLARE_TLV_DB_SCALE(mic_amp_tlv, -600, 600, 0);
+
+/*
+ * AFMGAIN volume control:
+ * from 18 to 24 dB in 6 dB steps
  */
-static DECLARE_TLV_DB_SCALE(mic_amp_tlv, 600, 600, 0);
+static DECLARE_TLV_DB_SCALE(afm_amp_tlv, 1800, 600, 0);
 
 /*
  * HSGAIN volume control:
@@ -454,8 +991,30 @@ static const char *twl6040_amicr_texts[] =
 	{"Headset Mic", "Sub Mic", "Aux/FM Right", "Off"};
 
 static const struct soc_enum twl6040_enum[] = {
-	SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, 3, twl6040_amicl_texts),
-	SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, 3, twl6040_amicr_texts),
+	SOC_ENUM_SINGLE(TWL6040_REG_MICLCTL, 3, 4, twl6040_amicl_texts),
+	SOC_ENUM_SINGLE(TWL6040_REG_MICRCTL, 3, 4, twl6040_amicr_texts),
+};
+
+static const char *twl6040_hs_texts[] = {
+	"Off", "HS DAC", "Line-In amp"
+};
+
+static const struct soc_enum twl6040_hs_enum[] = {
+	SOC_ENUM_SINGLE(TWL6040_REG_HSLCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
+			twl6040_hs_texts),
+	SOC_ENUM_SINGLE(TWL6040_REG_HSRCTL, 5, ARRAY_SIZE(twl6040_hs_texts),
+			twl6040_hs_texts),
+};
+
+static const char *twl6040_hf_texts[] = {
+	"Off", "HF DAC", "Line-In amp"
+};
+
+static const struct soc_enum twl6040_hf_enum[] = {
+	SOC_ENUM_SINGLE(TWL6040_REG_HFLCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
+			twl6040_hf_texts),
+	SOC_ENUM_SINGLE(TWL6040_REG_HFRCTL, 2, ARRAY_SIZE(twl6040_hf_texts),
+			twl6040_hf_texts),
 };
 
 static const struct snd_kcontrol_new amicl_control =
@@ -465,18 +1024,18 @@ static const struct snd_kcontrol_new amicr_control =
 	SOC_DAPM_ENUM("Route", twl6040_enum[1]);
 
 /* Headset DAC playback switches */
-static const struct snd_kcontrol_new hsdacl_switch_controls =
-	SOC_DAPM_SINGLE("Switch", TWL6040_REG_HSLCTL, 5, 1, 0);
+static const struct snd_kcontrol_new hsl_mux_controls =
+	SOC_DAPM_ENUM("Route", twl6040_hs_enum[0]);
 
-static const struct snd_kcontrol_new hsdacr_switch_controls =
-	SOC_DAPM_SINGLE("Switch", TWL6040_REG_HSRCTL, 5, 1, 0);
+static const struct snd_kcontrol_new hsr_mux_controls =
+	SOC_DAPM_ENUM("Route", twl6040_hs_enum[1]);
 
 /* Handsfree DAC playback switches */
-static const struct snd_kcontrol_new hfdacl_switch_controls =
-	SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 2, 1, 0);
+static const struct snd_kcontrol_new hfl_mux_controls =
+	SOC_DAPM_ENUM("Route", twl6040_hf_enum[0]);
 
-static const struct snd_kcontrol_new hfdacr_switch_controls =
-	SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFRCTL, 2, 1, 0);
+static const struct snd_kcontrol_new hfr_mux_controls =
+	SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
 
 static const struct snd_kcontrol_new ep_driver_switch_controls =
 	SOC_DAPM_SINGLE("Switch", TWL6040_REG_EARCTL, 0, 1, 0);
@@ -488,10 +1047,14 @@ static const struct snd_kcontrol_new twl6040_snd_controls[] = {
 	SOC_DOUBLE_TLV("Capture Volume",
 		TWL6040_REG_MICGAIN, 0, 3, 4, 0, mic_amp_tlv),
 
+	/* AFM gains */
+	SOC_DOUBLE_TLV("Aux FM Volume",
+		TWL6040_REG_LINEGAIN, 0, 4, 0xF, 0, afm_amp_tlv),
+
 	/* Playback gains */
-	SOC_DOUBLE_TLV("Headset Playback Volume",
+	SOC_TWL6040_DOUBLE_TLV("Headset Playback Volume",
 		TWL6040_REG_HSGAIN, 0, 4, 0xF, 1, hs_tlv),
-	SOC_DOUBLE_R_TLV("Handsfree Playback Volume",
+	SOC_TWL6040_DOUBLE_R_TLV("Handsfree Playback Volume",
 		TWL6040_REG_HFLGAIN, TWL6040_REG_HFRGAIN, 0, 0x1D, 1, hf_tlv),
 	SOC_SINGLE_TLV("Earphone Playback Volume",
 		TWL6040_REG_EARCTL, 1, 0xF, 1, ep_tlv),
@@ -524,6 +1087,12 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
 	SND_SOC_DAPM_PGA("MicAmpR",
 			TWL6040_REG_MICRCTL, 0, 0, NULL, 0),
 
+	/* Auxiliary FM PGAs */
+	SND_SOC_DAPM_PGA("AFMAmpL",
+			TWL6040_REG_MICLCTL, 1, 0, NULL, 0),
+	SND_SOC_DAPM_PGA("AFMAmpR",
+			TWL6040_REG_MICRCTL, 1, 0, NULL, 0),
+
 	/* ADCs */
 	SND_SOC_DAPM_ADC("ADC Left", "Left Front Capture",
 			TWL6040_REG_MICLCTL, 2, 0),
@@ -558,29 +1127,33 @@ static const struct snd_soc_dapm_widget twl6040_dapm_widgets[] = {
 			twl6040_power_mode_event,
 			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
 
-	/* Analog playback switches */
-	SND_SOC_DAPM_SWITCH("HSDAC Left Playback",
-			SND_SOC_NOPM, 0, 0, &hsdacl_switch_controls),
-	SND_SOC_DAPM_SWITCH("HSDAC Right Playback",
-			SND_SOC_NOPM, 0, 0, &hsdacr_switch_controls),
-	SND_SOC_DAPM_SWITCH("HFDAC Left Playback",
-			SND_SOC_NOPM, 0, 0, &hfdacl_switch_controls),
-	SND_SOC_DAPM_SWITCH("HFDAC Right Playback",
-			SND_SOC_NOPM, 0, 0, &hfdacr_switch_controls),
+	SND_SOC_DAPM_MUX("HF Left Playback",
+			SND_SOC_NOPM, 0, 0, &hfl_mux_controls),
+	SND_SOC_DAPM_MUX("HF Right Playback",
+			SND_SOC_NOPM, 0, 0, &hfr_mux_controls),
+	/* Analog playback Muxes */
+	SND_SOC_DAPM_MUX("HS Left Playback",
+			SND_SOC_NOPM, 0, 0, &hsl_mux_controls),
+	SND_SOC_DAPM_MUX("HS Right Playback",
+			SND_SOC_NOPM, 0, 0, &hsr_mux_controls),
 
 	/* Analog playback drivers */
 	SND_SOC_DAPM_PGA_E("Handsfree Left Driver",
 			TWL6040_REG_HFLCTL, 4, 0, NULL, 0,
-			twl6040_power_mode_event,
-			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
+			pga_event,
+			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 	SND_SOC_DAPM_PGA_E("Handsfree Right Driver",
 			TWL6040_REG_HFRCTL, 4, 0, NULL, 0,
-			twl6040_power_mode_event,
-			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
-	SND_SOC_DAPM_PGA("Headset Left Driver",
-			TWL6040_REG_HSLCTL, 2, 0, NULL, 0),
-	SND_SOC_DAPM_PGA("Headset Right Driver",
-			TWL6040_REG_HSRCTL, 2, 0, NULL, 0),
+			pga_event,
+			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_PGA_E("Headset Left Driver",
+			TWL6040_REG_HSLCTL, 2, 0, NULL, 0,
+			pga_event,
+			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+	SND_SOC_DAPM_PGA_E("Headset Right Driver",
+			TWL6040_REG_HSRCTL, 2, 0, NULL, 0,
+			pga_event,
+			SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 	SND_SOC_DAPM_SWITCH_E("Earphone Driver",
 			SND_SOC_NOPM, 0, 0, &ep_driver_switch_controls,
 			twl6040_power_mode_event,
@@ -610,12 +1183,18 @@ static const struct snd_soc_dapm_route intercon[] = {
 	{"ADC Left", NULL, "MicAmpL"},
 	{"ADC Right", NULL, "MicAmpR"},
 
-	/* Headset playback path */
-	{"HSDAC Left Playback", "Switch", "HSDAC Left"},
-	{"HSDAC Right Playback", "Switch", "HSDAC Right"},
+	/* AFM path */
+	{"AFMAmpL", "NULL", "AFML"},
+	{"AFMAmpR", "NULL", "AFMR"},
+
+	{"HS Left Playback", "HS DAC", "HSDAC Left"},
+	{"HS Left Playback", "Line-In amp", "AFMAmpL"},
 
-	{"Headset Left Driver", NULL, "HSDAC Left Playback"},
-	{"Headset Right Driver", NULL, "HSDAC Right Playback"},
+	{"HS Right Playback", "HS DAC", "HSDAC Right"},
+	{"HS Right Playback", "Line-In amp", "AFMAmpR"},
+
+	{"Headset Left Driver", "NULL", "HS Left Playback"},
+	{"Headset Right Driver", "NULL", "HS Right Playback"},
 
 	{"HSOL", NULL, "Headset Left Driver"},
 	{"HSOR", NULL, "Headset Right Driver"},
@@ -624,12 +1203,14 @@ static const struct snd_soc_dapm_route intercon[] = {
 	{"Earphone Driver", "Switch", "HSDAC Left"},
 	{"EP", NULL, "Earphone Driver"},
 
-	/* Handsfree playback path */
-	{"HFDAC Left Playback", "Switch", "HFDAC Left"},
-	{"HFDAC Right Playback", "Switch", "HFDAC Right"},
+	{"HF Left Playback", "HF DAC", "HFDAC Left"},
+	{"HF Left Playback", "Line-In amp", "AFMAmpL"},
+
+	{"HF Right Playback", "HF DAC", "HFDAC Right"},
+	{"HF Right Playback", "Line-In amp", "AFMAmpR"},
 
-	{"HFDAC Left PGA", NULL, "HFDAC Left Playback"},
-	{"HFDAC Right PGA", NULL, "HFDAC Right Playback"},
+	{"HFDAC Left PGA", NULL, "HF Left Playback"},
+	{"HFDAC Right PGA", NULL, "HF Right Playback"},
 
 	{"Handsfree Left Driver", "Switch", "HFDAC Left PGA"},
 	{"Handsfree Right Driver", "Switch", "HFDAC Right PGA"},
@@ -658,10 +1239,10 @@ static int twl6040_power_up_completion(struct snd_soc_codec *codec,
 	u8 intid;
 
 	time_left = wait_for_completion_timeout(&priv->ready,
-				msecs_to_jiffies(48));
+				msecs_to_jiffies(144));
 
 	if (!time_left) {
-		twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &intid,
+		twl_i2c_read_u8(TWL_MODULE_AUDIO_VOICE, &intid,
 							TWL6040_REG_INTID);
 		if (!(intid & TWL6040_READYINT)) {
 			dev_err(codec->dev, "timeout waiting for READYINT\n");
@@ -712,6 +1293,15 @@ static int twl6040_set_bias_level(struct snd_soc_codec *codec,
 
 		/* initialize vdd/vss registers with reg_cache */
 		twl6040_init_vdd_regs(codec);
+
+		/* Set external boost GPO */
+		twl6040_write(codec, TWL6040_REG_GPOCTL, 0x02);
+
+		/* Set initial minimal gain values */
+		twl6040_write(codec, TWL6040_REG_HSGAIN, 0xFF);
+		twl6040_write(codec, TWL6040_REG_EARCTL, 0x1E);
+		twl6040_write(codec, TWL6040_REG_HFLGAIN, 0x1D);
+		twl6040_write(codec, TWL6040_REG_HFRGAIN, 0x1D);
 		break;
 	case SND_SOC_BIAS_OFF:
 		if (!priv->codec_powered)
@@ -771,23 +1361,6 @@ static int twl6040_startup(struct snd_pcm_substream *substream,
 	struct snd_soc_codec *codec = rtd->codec;
 	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
 
-	if (!priv->sysclk) {
-		dev_err(codec->dev,
-			"no mclk configured, call set_sysclk() on init\n");
-		return -EINVAL;
-	}
-
-	/*
-	 * capture is not supported at 17.64 MHz,
-	 * it's reserved for headset low-power playback scenario
-	 */
-	if ((priv->sysclk == 17640000) && substream->stream) {
-		dev_err(codec->dev,
-			"capture mode is not supported at %dHz\n",
-			priv->sysclk);
-		return -EINVAL;
-	}
-
 	snd_pcm_hw_constraint_list(substream->runtime, 0,
 				SNDRV_PCM_HW_PARAM_RATE,
 				priv->sysclk_constraints);
@@ -813,10 +1386,17 @@ static int twl6040_hw_params(struct snd_pcm_substream *substream,
 
 	rate = params_rate(params);
 	switch (rate) {
+	case 11250:
+	case 22500:
+	case 44100:
 	case 88200:
 		lppllctl |= TWL6040_LPLLFIN;
 		priv->sysclk = 17640000;
 		break;
+	case 8000:
+	case 16000:
+	case 32000:
+	case 48000:
 	case 96000:
 		lppllctl &= ~TWL6040_LPLLFIN;
 		priv->sysclk = 19200000;
@@ -831,31 +1411,37 @@ static int twl6040_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static int twl6040_trigger(struct snd_pcm_substream *substream,
-			int cmd, struct snd_soc_dai *dai)
+static int twl6040_prepare(struct snd_pcm_substream *substream,
+			struct snd_soc_dai *dai)
 {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
 	struct snd_soc_codec *codec = rtd->codec;
 	struct twl6040_data *priv = snd_soc_codec_get_drvdata(codec);
 
-	switch (cmd) {
-	case SNDRV_PCM_TRIGGER_START:
-	case SNDRV_PCM_TRIGGER_RESUME:
-		/*
-		 * low-power playback mode is restricted
-		 * for headset path only
-		 */
-		if ((priv->sysclk == 17640000) && priv->non_lp) {
+	if (!priv->sysclk) {
+		dev_err(codec->dev,
+			"no mclk configured, call set_sysclk() on init\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * capture is not supported at 17.64 MHz,
+	 * it's reserved for headset low-power playback scenario
+	 */
+	if ((priv->sysclk == 17640000) &&
+			substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
+		dev_err(codec->dev,
+			"capture mode is not supported at %dHz\n",
+			priv->sysclk);
+		return -EINVAL;
+	}
+
+	if ((priv->sysclk == 17640000) && priv->non_lp) {
 			dev_err(codec->dev,
 				"some enabled paths aren't supported at %dHz\n",
 				priv->sysclk);
 			return -EPERM;
-		}
-		break;
-	default:
-		break;
 	}
-
 	return 0;
 }
 
@@ -969,7 +1555,7 @@ static int twl6040_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 static struct snd_soc_dai_ops twl6040_dai_ops = {
 	.startup	= twl6040_startup,
 	.hw_params	= twl6040_hw_params,
-	.trigger	= twl6040_trigger,
+	.prepare	= twl6040_prepare,
 	.set_sysclk	= twl6040_set_dai_sysclk,
 };
 
@@ -1003,6 +1589,7 @@ static int twl6040_suspend(struct snd_soc_codec *codec, pm_message_t state)
 static int twl6040_resume(struct snd_soc_codec *codec)
 {
 	twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+	twl6040_set_bias_level(codec, codec->dapm.suspend_bias_level);
 
 	return 0;
 }
@@ -1017,24 +1604,41 @@ static int twl6040_probe(struct snd_soc_codec *codec)
 	struct twl6040_data *priv;
 	int audpwron, naudint;
 	int ret = 0;
+	u8 icrev, intmr = TWL6040_ALLINT_MSK;
 
 	priv = kzalloc(sizeof(struct twl6040_data), GFP_KERNEL);
 	if (priv == NULL)
 		return -ENOMEM;
 	snd_soc_codec_set_drvdata(codec, priv);
 
-	if (twl_codec) {
+	priv->codec = codec;
+
+	twl_i2c_read_u8(TWL_MODULE_AUDIO_VOICE, &icrev, TWL6040_REG_ASICREV);
+
+	if (twl_codec && (icrev > 0))
 		audpwron = twl_codec->audpwron_gpio;
-		naudint = twl_codec->naudint_irq;
-	} else {
+	else
 		audpwron = -EINVAL;
+
+	if (twl_codec)
+		naudint = twl_codec->naudint_irq;
+	else
 		naudint = 0;
-	}
 
 	priv->audpwron = audpwron;
 	priv->naudint = naudint;
+	priv->workqueue = create_singlethread_workqueue("twl6040-codec");
+
+	if (!priv->workqueue)
+		goto work_err;
+
+	INIT_DELAYED_WORK(&priv->delayed_work, twl6040_accessory_work);
+
+	mutex_init(&priv->mutex);
 
 	init_completion(&priv->ready);
+	init_completion(&priv->headset.ramp_done);
+	init_completion(&priv->handsfree.ramp_done);
 
 	if (gpio_is_valid(audpwron)) {
 		ret = gpio_request(audpwron, "audpwron");
@@ -1046,7 +1650,14 @@ static int twl6040_probe(struct snd_soc_codec *codec)
 			goto gpio2_err;
 
 		priv->codec_powered = 0;
+
+		/* enable only codec ready interrupt */
+		intmr &= ~(TWL6040_READYMSK | TWL6040_PLUGMSK);
+
+		/* reset interrupt status to allow correct power up sequence */
+		twl6040_read_reg_volatile(codec, TWL6040_REG_INTID);
 	}
+	twl6040_write(codec, TWL6040_REG_INTMR, intmr);
 
 	if (naudint) {
 		/* audio interrupt */
@@ -1056,25 +1667,29 @@ static int twl6040_probe(struct snd_soc_codec *codec)
 				"twl6040_codec", codec);
 		if (ret)
 			goto gpio2_err;
-	} else {
-		if (gpio_is_valid(audpwron)) {
-			/* enable only codec ready interrupt */
-			twl6040_write_reg_cache(codec, TWL6040_REG_INTMR,
-					~TWL6040_READYMSK & TWL6040_ALLINT_MSK);
-		} else {
-			/* no interrupts at all */
-			twl6040_write_reg_cache(codec, TWL6040_REG_INTMR,
-						TWL6040_ALLINT_MSK);
-		}
 	}
 
 	/* init vio registers */
 	twl6040_init_vio_regs(codec);
 
+	priv->hf_workqueue = create_singlethread_workqueue("twl6040-hf");
+	if (priv->hf_workqueue == NULL) {
+		ret = -ENOMEM;
+		goto irq_err;
+	}
+	priv->hs_workqueue = create_singlethread_workqueue("twl6040-hs");
+	if (priv->hs_workqueue == NULL) {
+		ret = -ENOMEM;
+		goto wq_err;
+	}
+
+	INIT_DELAYED_WORK(&priv->hs_delayed_work, twl6040_pga_hs_work);
+	INIT_DELAYED_WORK(&priv->hf_delayed_work, twl6040_pga_hf_work);
+
 	/* power on device */
 	ret = twl6040_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 	if (ret)
-		goto irq_err;
+		goto bias_err;
 
 	snd_soc_add_controls(codec, twl6040_snd_controls,
 				ARRAY_SIZE(twl6040_snd_controls));
@@ -1082,6 +1697,10 @@ static int twl6040_probe(struct snd_soc_codec *codec)
 
 	return 0;
 
+bias_err:
+	destroy_workqueue(priv->hs_workqueue);
+wq_err:
+	destroy_workqueue(priv->hf_workqueue);
 irq_err:
 	if (naudint)
 		free_irq(naudint, codec);
@@ -1089,6 +1708,8 @@ gpio2_err:
 	if (gpio_is_valid(audpwron))
 		gpio_free(audpwron);
 gpio1_err:
+	destroy_workqueue(priv->workqueue);
+work_err:
 	kfree(priv);
 	return ret;
 }
@@ -1107,6 +1728,9 @@ static int twl6040_remove(struct snd_soc_codec *codec)
 	if (naudint)
 		free_irq(naudint, codec);
 
+	destroy_workqueue(priv->workqueue);
+	destroy_workqueue(priv->hf_workqueue);
+	destroy_workqueue(priv->hs_workqueue);
 	kfree(priv);
 
 	return 0;

sound/soc/codecs/twl6040.h

@@ -79,6 +79,7 @@
 
 /* INTMR (0x04) fields */
 
+#define TWL6040_PLUGMSK			0x02
 #define TWL6040_READYMSK		0x40
 #define TWL6040_ALLINT_MSK		0x7B
 
@@ -135,4 +136,11 @@
 #define TWL6040_HPPLL_ID		1
 #define TWL6040_LPPLL_ID		2
 
+/* STATUS (0x2E) fields */
+
+#define TWL6040_PLUGCOMP		0x02
+
+void twl6040_hs_jack_detect(struct snd_soc_codec *codec,
+			    struct snd_soc_jack *jack, int report);
+
 #endif /* End of __TWL6040_H__ */

sound/soc/omap/sdp4430.c

@@ -24,6 +24,7 @@
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/soc.h>
+#include <sound/jack.h>
 
 #include <asm/mach-types.h>
 #include <plat/hardware.h>
@@ -65,6 +66,21 @@ static struct snd_soc_ops sdp4430_ops = {
 	.hw_params = sdp4430_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,
+	},
+};
+
 static int sdp4430_get_power_mode(struct snd_kcontrol *kcontrol,
 	struct snd_ctl_elem_value *ucontrol)
 {
@@ -101,6 +117,7 @@ static const struct snd_soc_dapm_widget sdp4430_twl6040_dapm_widgets[] = {
 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 	SND_SOC_DAPM_HP("Headset Stereophone", NULL),
 	SND_SOC_DAPM_SPK("Earphone Spk", NULL),
+	SND_SOC_DAPM_INPUT("Aux/FM Stereo In"),
 };
 
 static const struct snd_soc_dapm_route audio_map[] = {
@@ -123,6 +140,10 @@ static const struct snd_soc_dapm_route audio_map[] = {
 
 	/* Earphone speaker */
 	{"Earphone Spk", NULL, "EP"},
+
+	/* Aux/FM Stereo In: AFML, AFMR */
+	{"AFML", NULL, "Aux/FM Stereo In"},
+	{"AFMR", NULL, "Aux/FM Stereo In"},
 };
 
 static int sdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd)
@@ -149,14 +170,28 @@ static int sdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd)
 	/* SDP4430 connected pins */
 	snd_soc_dapm_enable_pin(dapm, "Ext Mic");
 	snd_soc_dapm_enable_pin(dapm, "Ext Spk");
+	snd_soc_dapm_enable_pin(dapm, "AFML");
+	snd_soc_dapm_enable_pin(dapm, "AFMR");
 	snd_soc_dapm_enable_pin(dapm, "Headset Mic");
 	snd_soc_dapm_enable_pin(dapm, "Headset Stereophone");
 
-	/* TWL6040 not connected pins */
-	snd_soc_dapm_nc_pin(dapm, "AFML");
-	snd_soc_dapm_nc_pin(dapm, "AFMR");
-
 	ret = snd_soc_dapm_sync(dapm);
+	if (ret)
+		return ret;
+
+	/* 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 (machine_is_omap_4430sdp())
+		twl6040_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADSET);
+	else
+		snd_soc_jack_report(&hs_jack, SND_JACK_HEADSET, SND_JACK_HEADSET);
 
 	return ret;
 }