diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 4f9a1eb28120..7c8fad865d6b 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -88,9 +88,9 @@ static SOC_ENUM_SINGLE_DECL(wm8731_insel_enum,
 
 static int wm8731_deemph[] = { 0, 32000, 44100, 48000 };
 
-static int wm8731_set_deemph(struct snd_soc_codec *codec)
+static int wm8731_set_deemph(struct snd_soc_component *component)
 {
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 	int val, i, best;
 
 	/* If we're using deemphasis select the nearest available sample
@@ -110,17 +110,17 @@ static int wm8731_set_deemph(struct snd_soc_codec *codec)
 		val = 0;
 	}
 
-	dev_dbg(codec->dev, "Set deemphasis %d (%dHz)\n",
+	dev_dbg(component->dev, "Set deemphasis %d (%dHz)\n",
 		best, wm8731_deemph[best]);
 
-	return snd_soc_update_bits(codec, WM8731_APDIGI, 0x6, val);
+	return snd_soc_component_update_bits(component, WM8731_APDIGI, 0x6, val);
 }
 
 static int wm8731_get_deemph(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)
 {
-	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 
 	ucontrol->value.integer.value[0] = wm8731->deemph;
 
@@ -130,8 +130,8 @@ static int wm8731_get_deemph(struct snd_kcontrol *kcontrol,
 static int wm8731_put_deemph(struct snd_kcontrol *kcontrol,
 			     struct snd_ctl_elem_value *ucontrol)
 {
-	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 	unsigned int deemph = ucontrol->value.integer.value[0];
 	int ret = 0;
 
@@ -142,7 +142,7 @@ static int wm8731_put_deemph(struct snd_kcontrol *kcontrol,
 	if (wm8731->deemph != deemph) {
 		wm8731->deemph = deemph;
 
-		wm8731_set_deemph(codec);
+		wm8731_set_deemph(component);
 
 		ret = 1;
 	}
@@ -214,8 +214,8 @@ SND_SOC_DAPM_INPUT("LLINEIN"),
 static int wm8731_check_osc(struct snd_soc_dapm_widget *source,
 			    struct snd_soc_dapm_widget *sink)
 {
-	struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm);
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 
 	return wm8731->sysclk_type == WM8731_SYSCLK_XTAL;
 }
@@ -337,16 +337,16 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream,
 			    struct snd_pcm_hw_params *params,
 			    struct snd_soc_dai *dai)
 {
-	struct snd_soc_codec *codec = dai->codec;
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
-	u16 iface = snd_soc_read(codec, WM8731_IFACE) & 0xfff3;
+	struct snd_soc_component *component = dai->component;
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
+	u16 iface = snd_soc_component_read32(component, WM8731_IFACE) & 0xfff3;
 	int i = get_coeff(wm8731->sysclk, params_rate(params));
 	u16 srate = (coeff_div[i].sr << 2) |
 		(coeff_div[i].bosr << 1) | coeff_div[i].usb;
 
 	wm8731->playback_fs = params_rate(params);
 
-	snd_soc_write(codec, WM8731_SRATE, srate);
+	snd_soc_component_write(component, WM8731_SRATE, srate);
 
 	/* bit size */
 	switch (params_width(params)) {
@@ -363,30 +363,30 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream,
 		break;
 	}
 
-	wm8731_set_deemph(codec);
+	wm8731_set_deemph(component);
 
-	snd_soc_write(codec, WM8731_IFACE, iface);
+	snd_soc_component_write(component, WM8731_IFACE, iface);
 	return 0;
 }
 
 static int wm8731_mute(struct snd_soc_dai *dai, int mute)
 {
-	struct snd_soc_codec *codec = dai->codec;
-	u16 mute_reg = snd_soc_read(codec, WM8731_APDIGI) & 0xfff7;
+	struct snd_soc_component *component = dai->component;
+	u16 mute_reg = snd_soc_component_read32(component, WM8731_APDIGI) & 0xfff7;
 
 	if (mute)
-		snd_soc_write(codec, WM8731_APDIGI, mute_reg | 0x8);
+		snd_soc_component_write(component, WM8731_APDIGI, mute_reg | 0x8);
 	else
-		snd_soc_write(codec, WM8731_APDIGI, mute_reg);
+		snd_soc_component_write(component, WM8731_APDIGI, mute_reg);
 	return 0;
 }
 
 static int wm8731_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 		int clk_id, unsigned int freq, int dir)
 {
-	struct snd_soc_codec *codec = codec_dai->codec;
-	struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec);
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct snd_soc_component *component = codec_dai->component;
+	struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 
 	switch (clk_id) {
 	case WM8731_SYSCLK_XTAL:
@@ -429,7 +429,7 @@ static int wm8731_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 static int wm8731_set_dai_fmt(struct snd_soc_dai *codec_dai,
 		unsigned int fmt)
 {
-	struct snd_soc_codec *codec = codec_dai->codec;
+	struct snd_soc_component *component = codec_dai->component;
 	u16 iface = 0;
 
 	/* set master/slave audio interface */
@@ -481,14 +481,14 @@ static int wm8731_set_dai_fmt(struct snd_soc_dai *codec_dai,
 	}
 
 	/* set iface */
-	snd_soc_write(codec, WM8731_IFACE, iface);
+	snd_soc_component_write(component, WM8731_IFACE, iface);
 	return 0;
 }
 
-static int wm8731_set_bias_level(struct snd_soc_codec *codec,
+static int wm8731_set_bias_level(struct snd_soc_component *component,
 				 enum snd_soc_bias_level level)
 {
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(component);
 	int ret;
 	u16 reg;
 
@@ -503,7 +503,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 	case SND_SOC_BIAS_PREPARE:
 		break;
 	case SND_SOC_BIAS_STANDBY:
-		if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
+		if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
 			ret = regulator_bulk_enable(ARRAY_SIZE(wm8731->supplies),
 						    wm8731->supplies);
 			if (ret != 0)
@@ -513,13 +513,13 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 		}
 
 		/* Clear PWROFF, gate CLKOUT, everything else as-is */
-		reg = snd_soc_read(codec, WM8731_PWR) & 0xff7f;
-		snd_soc_write(codec, WM8731_PWR, reg | 0x0040);
+		reg = snd_soc_component_read32(component, WM8731_PWR) & 0xff7f;
+		snd_soc_component_write(component, WM8731_PWR, reg | 0x0040);
 		break;
 	case SND_SOC_BIAS_OFF:
 		if (wm8731->mclk)
 			clk_disable_unprepare(wm8731->mclk);
-		snd_soc_write(codec, WM8731_PWR, 0xffff);
+		snd_soc_component_write(component, WM8731_PWR, 0xffff);
 		regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
 				       wm8731->supplies);
 		regcache_mark_dirty(wm8731->regmap);
@@ -531,7 +531,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 static int wm8731_startup(struct snd_pcm_substream *substream,
 	struct snd_soc_dai *dai)
 {
-	struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(dai->codec);
+	struct wm8731_priv *wm8731 = snd_soc_component_get_drvdata(dai->component);
 
 	if (wm8731->constraints)
 		snd_pcm_hw_constraint_list(substream->runtime, 0,
@@ -628,18 +628,19 @@ static int wm8731_hw_init(struct device *dev, struct wm8731_priv *wm8731)
 	return ret;
 }
 
-static const struct snd_soc_codec_driver soc_codec_dev_wm8731 = {
-	.set_bias_level = wm8731_set_bias_level,
-	.suspend_bias_off = true,
-
-	.component_driver = {
-		.controls		= wm8731_snd_controls,
-		.num_controls		= ARRAY_SIZE(wm8731_snd_controls),
-		.dapm_widgets		= wm8731_dapm_widgets,
-		.num_dapm_widgets	= ARRAY_SIZE(wm8731_dapm_widgets),
-		.dapm_routes		= wm8731_intercon,
-		.num_dapm_routes	= ARRAY_SIZE(wm8731_intercon),
-	},
+static const struct snd_soc_component_driver soc_component_dev_wm8731 = {
+	.set_bias_level		= wm8731_set_bias_level,
+	.controls		= wm8731_snd_controls,
+	.num_controls		= ARRAY_SIZE(wm8731_snd_controls),
+	.dapm_widgets		= wm8731_dapm_widgets,
+	.num_dapm_widgets	= ARRAY_SIZE(wm8731_dapm_widgets),
+	.dapm_routes		= wm8731_intercon,
+	.num_dapm_routes	= ARRAY_SIZE(wm8731_intercon),
+	.suspend_bias_off	= 1,
+	.idle_bias_on		= 1,
+	.use_pmdown_time	= 1,
+	.endianness		= 1,
+	.non_legacy_dai_naming	= 1,
 };
 
 static const struct of_device_id wm8731_of_match[] = {
@@ -704,8 +705,8 @@ static int wm8731_spi_probe(struct spi_device *spi)
 	if (ret != 0)
 		return ret;
 
-	ret = snd_soc_register_codec(&spi->dev,
-			&soc_codec_dev_wm8731, &wm8731_dai, 1);
+	ret = devm_snd_soc_register_component(&spi->dev,
+			&soc_component_dev_wm8731, &wm8731_dai, 1);
 	if (ret != 0) {
 		dev_err(&spi->dev, "Failed to register CODEC: %d\n", ret);
 		return ret;
@@ -716,7 +717,6 @@ static int wm8731_spi_probe(struct spi_device *spi)
 
 static int wm8731_spi_remove(struct spi_device *spi)
 {
-	snd_soc_unregister_codec(&spi->dev);
 	return 0;
 }
 
@@ -775,8 +775,8 @@ static int wm8731_i2c_probe(struct i2c_client *i2c,
 	if (ret != 0)
 		return ret;
 
-	ret = snd_soc_register_codec(&i2c->dev,
-			&soc_codec_dev_wm8731, &wm8731_dai, 1);
+	ret = devm_snd_soc_register_component(&i2c->dev,
+			&soc_component_dev_wm8731, &wm8731_dai, 1);
 	if (ret != 0) {
 		dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret);
 		return ret;
@@ -787,7 +787,6 @@ static int wm8731_i2c_probe(struct i2c_client *i2c,
 
 static int wm8731_i2c_remove(struct i2c_client *client)
 {
-	snd_soc_unregister_codec(&client->dev);
 	return 0;
 }
 
