1 files changed, 63 insertions, 12 deletions

diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
index 92655cc189a..3ba4c0f1141 100644
--- a/sound/soc/codecs/ak4642.c
+++ b/sound/soc/codecs/ak4642.c
@@ -98,7 +98,7 @@
 #define MGAIN0		(1 << 0) /* MIC amp gain*/
 
 /* TIMER */
-#define ZTM(param)	((param & 0x3) << 4) /* ALC Zoro Crossing TimeOut */
+#define ZTM(param)	((param & 0x3) << 4) /* ALC Zero Crossing TimeOut */
 #define WTM(param)	(((param & 0x4) << 4) | ((param & 0x3) << 2))
 
 /* ALC_CTL1 */
@@ -134,6 +134,15 @@
 /* MD_CTL4 */
 #define DACH		(1 << 0)
 
+struct ak4642_drvdata {
+	const struct regmap_config *regmap_config;
+	int extended_frequencies;
+};
+
+struct ak4642_priv {
+	const struct ak4642_drvdata *drvdata;
+};
+
 /*
  * Playback Volume (table 39)
  *
@@ -148,6 +157,8 @@ static const struct snd_kcontrol_new ak4642_snd_controls[] = {
 
 	SOC_DOUBLE_R_TLV("Digital Playback Volume", L_DVC, R_DVC,
 			 0, 0xFF, 1, out_tlv),
+	SOC_SINGLE("ALC Capture Switch", ALC_CTL1, 5, 1, 0),
+	SOC_SINGLE("ALC Capture ZC Switch", ALC_CTL1, 4, 1, 1),
 };
 
 static const struct snd_kcontrol_new ak4642_headphone_control =
@@ -287,7 +298,9 @@ static int ak4642_dai_set_sysclk(struct snd_soc_dai *codec_dai,
 	int clk_id, unsigned int freq, int dir)
 {
 	struct snd_soc_codec *codec = codec_dai->codec;
+	struct ak4642_priv *priv = snd_soc_codec_get_drvdata(codec);
 	u8 pll;
+	int extended_freq = 0;
 
 	switch (freq) {
 	case 11289600:
@@ -308,9 +321,25 @@ static int ak4642_dai_set_sysclk(struct snd_soc_dai *codec_dai,
 	case 27000000:
 		pll = PLL3 | PLL2 | PLL0;
 		break;
+	case 19200000:
+		pll = PLL3;
+		extended_freq = 1;
+		break;
+	case 13000000:
+		pll = PLL3 | PLL2 | PLL1;
+		extended_freq = 1;
+		break;
+	case 26000000:
+		pll = PLL3 | PLL2 | PLL1 | PLL0;
+		extended_freq = 1;
+		break;
 	default:
 		return -EINVAL;
 	}
+
+	if (extended_freq && !priv->drvdata->extended_frequencies)
+		return -EINVAL;
+
 	snd_soc_update_bits(codec, MD_CTL1, PLL_MASK, pll);
 
 	return 0;
@@ -505,30 +534,52 @@ static const struct regmap_config ak4648_regmap = {
 	.num_reg_defaults	= ARRAY_SIZE(ak4648_reg),
 };
 
+static const struct ak4642_drvdata ak4642_drvdata = {
+	.regmap_config = &ak4642_regmap,
+};
+
+static const struct ak4642_drvdata ak4643_drvdata = {
+	.regmap_config = &ak4642_regmap,
+};
+
+static const struct ak4642_drvdata ak4648_drvdata = {
+	.regmap_config = &ak4648_regmap,
+	.extended_frequencies = 1,
+};
+
 static struct of_device_id ak4642_of_match[];
 static int ak4642_i2c_probe(struct i2c_client *i2c,
 			    const struct i2c_device_id *id)
 {
 	struct device_node *np = i2c->dev.of_node;
-	const struct regmap_config *regmap_config = NULL;
+	const struct ak4642_drvdata *drvdata = NULL;
 	struct regmap *regmap;
+	struct ak4642_priv *priv;
 
 	if (np) {
 		const struct of_device_id *of_id;
 
 		of_id = of_match_device(ak4642_of_match, &i2c->dev);
 		if (of_id)
-			regmap_config = of_id->data;
+			drvdata = of_id->data;
 	} else {
-		regmap_config = (const struct regmap_config *)id->driver_data;
+		drvdata = (const struct ak4642_drvdata *)id->driver_data;
 	}
 
-	if (!regmap_config) {
+	if (!drvdata) {
 		dev_err(&i2c->dev, "Unknown device type\n");
 		return -EINVAL;
 	}
 
-	regmap = devm_regmap_init_i2c(i2c, regmap_config);
+	priv = devm_kzalloc(&i2c->dev, sizeof(*priv), GFP_KERNEL);
+	if (!priv)
+		return -ENOMEM;
+
+	priv->drvdata = drvdata;
+
+	i2c_set_clientdata(i2c, priv);
+
+	regmap = devm_regmap_init_i2c(i2c, drvdata->regmap_config);
 	if (IS_ERR(regmap))
 		return PTR_ERR(regmap);
 
@@ -543,17 +594,17 @@ static int ak4642_i2c_remove(struct i2c_client *client)
 }
 
 static struct of_device_id ak4642_of_match[] = {
-	{ .compatible = "asahi-kasei,ak4642",	.data = &ak4642_regmap},
-	{ .compatible = "asahi-kasei,ak4643",	.data = &ak4642_regmap},
-	{ .compatible = "asahi-kasei,ak4648",	.data = &ak4648_regmap},
+	{ .compatible = "asahi-kasei,ak4642",	.data = &ak4642_drvdata},
+	{ .compatible = "asahi-kasei,ak4643",	.data = &ak4643_drvdata},
+	{ .compatible = "asahi-kasei,ak4648",	.data = &ak4648_drvdata},
 	{},
 };
 MODULE_DEVICE_TABLE(of, ak4642_of_match);
 
 static const struct i2c_device_id ak4642_i2c_id[] = {
-	{ "ak4642", (kernel_ulong_t)&ak4642_regmap },
-	{ "ak4643", (kernel_ulong_t)&ak4642_regmap },
-	{ "ak4648", (kernel_ulong_t)&ak4648_regmap },
+	{ "ak4642", (kernel_ulong_t)&ak4642_drvdata },
+	{ "ak4643", (kernel_ulong_t)&ak4643_drvdata },
+	{ "ak4648", (kernel_ulong_t)&ak4648_drvdata },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ak4642_i2c_id);