Merge remote-tracking branches 'asoc/topic/ak4671', 'asoc/topic/cs42l51' and 'asoc/topic/alc5623' into asoc-io

Documentation/devicetree/bindings/i2c/trivial-devices.txt

@@ -18,6 +18,7 @@ atmel,24c02		i2c serial eeprom  (24cxx)
 atmel,at97sc3204t	i2c trusted platform module (TPM)
 capella,cm32181		CM32181: Ambient Light Sensor
 catalyst,24c32		i2c serial eeprom
+cirrus,cs42l51		Cirrus Logic CS42L51 audio codec
 dallas,ds1307		64 x 8, Serial, I2C Real-Time Clock
 dallas,ds1338		I2C RTC with 56-Byte NV RAM
 dallas,ds1339		I2C Serial Real-Time Clock

sound/soc/codecs/ak4671.c

@@ -15,6 +15,7 @@
 #include <linux/init.h>
 #include <linux/i2c.h>
 #include <linux/delay.h>
+#include <linux/regmap.h>
 #include <linux/slab.h>
 #include <sound/soc.h>
 #include <sound/initval.h>
@@ -23,104 +24,99 @@
 #include "ak4671.h"
 
 
-/* codec private data */
-struct ak4671_priv {
-	enum snd_soc_control_type control_type;
-};
-
 /* ak4671 register cache & default register settings */
-static const u8 ak4671_reg[AK4671_CACHEREGNUM] = {
-	0x00,	/* AK4671_AD_DA_POWER_MANAGEMENT	(0x00)	*/
-	0xf6,	/* AK4671_PLL_MODE_SELECT0		(0x01)	*/
-	0x00,	/* AK4671_PLL_MODE_SELECT1		(0x02)	*/
-	0x02,	/* AK4671_FORMAT_SELECT			(0x03)	*/
-	0x00,	/* AK4671_MIC_SIGNAL_SELECT		(0x04)	*/
-	0x55,	/* AK4671_MIC_AMP_GAIN			(0x05)	*/
-	0x00,	/* AK4671_MIXING_POWER_MANAGEMENT0	(0x06)	*/
-	0x00,	/* AK4671_MIXING_POWER_MANAGEMENT1	(0x07)	*/
-	0xb5,	/* AK4671_OUTPUT_VOLUME_CONTROL		(0x08)	*/
-	0x00,	/* AK4671_LOUT1_SIGNAL_SELECT		(0x09)	*/
-	0x00,	/* AK4671_ROUT1_SIGNAL_SELECT		(0x0a)	*/
-	0x00,	/* AK4671_LOUT2_SIGNAL_SELECT		(0x0b)	*/
-	0x00,	/* AK4671_ROUT2_SIGNAL_SELECT		(0x0c)	*/
-	0x00,	/* AK4671_LOUT3_SIGNAL_SELECT		(0x0d)	*/
-	0x00,	/* AK4671_ROUT3_SIGNAL_SELECT		(0x0e)	*/
-	0x00,	/* AK4671_LOUT1_POWER_MANAGERMENT	(0x0f)	*/
-	0x00,	/* AK4671_LOUT2_POWER_MANAGERMENT	(0x10)	*/
-	0x80,	/* AK4671_LOUT3_POWER_MANAGERMENT	(0x11)	*/
-	0x91,	/* AK4671_LCH_INPUT_VOLUME_CONTROL	(0x12)	*/
-	0x91,	/* AK4671_RCH_INPUT_VOLUME_CONTROL	(0x13)	*/
-	0xe1,	/* AK4671_ALC_REFERENCE_SELECT		(0x14)	*/
-	0x00,	/* AK4671_DIGITAL_MIXING_CONTROL	(0x15)	*/
-	0x00,	/* AK4671_ALC_TIMER_SELECT		(0x16)	*/
-	0x00,	/* AK4671_ALC_MODE_CONTROL		(0x17)	*/
-	0x02,	/* AK4671_MODE_CONTROL1			(0x18)	*/
-	0x01,	/* AK4671_MODE_CONTROL2			(0x19)	*/
-	0x18,	/* AK4671_LCH_OUTPUT_VOLUME_CONTROL	(0x1a)	*/
-	0x18,	/* AK4671_RCH_OUTPUT_VOLUME_CONTROL	(0x1b)	*/
-	0x00,	/* AK4671_SIDETONE_A_CONTROL		(0x1c)	*/
-	0x02,	/* AK4671_DIGITAL_FILTER_SELECT		(0x1d)	*/
-	0x00,	/* AK4671_FIL3_COEFFICIENT0		(0x1e)	*/
-	0x00,	/* AK4671_FIL3_COEFFICIENT1		(0x1f)	*/
-	0x00,	/* AK4671_FIL3_COEFFICIENT2		(0x20)	*/
-	0x00,	/* AK4671_FIL3_COEFFICIENT3		(0x21)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT0		(0x22)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT1		(0x23)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT2		(0x24)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT3		(0x25)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT4		(0x26)	*/
-	0x00,	/* AK4671_EQ_COEFFICIENT5		(0x27)	*/
-	0xa9,	/* AK4671_FIL1_COEFFICIENT0		(0x28)	*/
-	0x1f,	/* AK4671_FIL1_COEFFICIENT1		(0x29)	*/
-	0xad,	/* AK4671_FIL1_COEFFICIENT2		(0x2a)	*/
-	0x20,	/* AK4671_FIL1_COEFFICIENT3		(0x2b)	*/
-	0x00,	/* AK4671_FIL2_COEFFICIENT0		(0x2c)	*/
-	0x00,	/* AK4671_FIL2_COEFFICIENT1		(0x2d)	*/
-	0x00,	/* AK4671_FIL2_COEFFICIENT2		(0x2e)	*/
-	0x00,	/* AK4671_FIL2_COEFFICIENT3		(0x2f)	*/
-	0x00,	/* AK4671_DIGITAL_FILTER_SELECT2	(0x30)	*/
-	0x00,	/* this register not used			*/
-	0x00,	/* AK4671_E1_COEFFICIENT0		(0x32)	*/
-	0x00,	/* AK4671_E1_COEFFICIENT1		(0x33)	*/
-	0x00,	/* AK4671_E1_COEFFICIENT2		(0x34)	*/
-	0x00,	/* AK4671_E1_COEFFICIENT3		(0x35)	*/
-	0x00,	/* AK4671_E1_COEFFICIENT4		(0x36)	*/
-	0x00,	/* AK4671_E1_COEFFICIENT5		(0x37)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT0		(0x38)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT1		(0x39)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT2		(0x3a)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT3		(0x3b)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT4		(0x3c)	*/
-	0x00,	/* AK4671_E2_COEFFICIENT5		(0x3d)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT0		(0x3e)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT1		(0x3f)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT2		(0x40)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT3		(0x41)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT4		(0x42)	*/
-	0x00,	/* AK4671_E3_COEFFICIENT5		(0x43)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT0		(0x44)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT1		(0x45)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT2		(0x46)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT3		(0x47)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT4		(0x48)	*/
-	0x00,	/* AK4671_E4_COEFFICIENT5		(0x49)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT0		(0x4a)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT1		(0x4b)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT2		(0x4c)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT3		(0x4d)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT4		(0x4e)	*/
-	0x00,	/* AK4671_E5_COEFFICIENT5		(0x4f)	*/
-	0x88,	/* AK4671_EQ_CONTROL_250HZ_100HZ	(0x50)	*/
-	0x88,	/* AK4671_EQ_CONTROL_3500HZ_1KHZ	(0x51)	*/
-	0x08,	/* AK4671_EQ_CONTRO_10KHZ		(0x52)	*/
-	0x00,	/* AK4671_PCM_IF_CONTROL0		(0x53)	*/
-	0x00,	/* AK4671_PCM_IF_CONTROL1		(0x54)	*/
-	0x00,	/* AK4671_PCM_IF_CONTROL2		(0x55)	*/
-	0x18,	/* AK4671_DIGITAL_VOLUME_B_CONTROL	(0x56)	*/
-	0x18,	/* AK4671_DIGITAL_VOLUME_C_CONTROL	(0x57)	*/
-	0x00,	/* AK4671_SIDETONE_VOLUME_CONTROL	(0x58)	*/
-	0x00,	/* AK4671_DIGITAL_MIXING_CONTROL2	(0x59)	*/
-	0x00,	/* AK4671_SAR_ADC_CONTROL		(0x5a)	*/
+static const struct reg_default ak4671_reg_defaults[] = {
+	{ 0x00, 0x00 },	/* AK4671_AD_DA_POWER_MANAGEMENT	(0x00)	*/
+	{ 0x01, 0xf6 },	/* AK4671_PLL_MODE_SELECT0		(0x01)	*/
+	{ 0x02, 0x00 },	/* AK4671_PLL_MODE_SELECT1		(0x02)	*/
+	{ 0x03, 0x02 },	/* AK4671_FORMAT_SELECT			(0x03)	*/
+	{ 0x04, 0x00 },	/* AK4671_MIC_SIGNAL_SELECT		(0x04)	*/
+	{ 0x05, 0x55 },	/* AK4671_MIC_AMP_GAIN			(0x05)	*/
+	{ 0x06, 0x00 },	/* AK4671_MIXING_POWER_MANAGEMENT0	(0x06)	*/
+	{ 0x07, 0x00 },	/* AK4671_MIXING_POWER_MANAGEMENT1	(0x07)	*/
+	{ 0x08, 0xb5 },	/* AK4671_OUTPUT_VOLUME_CONTROL		(0x08)	*/
+	{ 0x09, 0x00 },	/* AK4671_LOUT1_SIGNAL_SELECT		(0x09)	*/
+	{ 0x0a, 0x00 },	/* AK4671_ROUT1_SIGNAL_SELECT		(0x0a)	*/
+	{ 0x0b, 0x00 },	/* AK4671_LOUT2_SIGNAL_SELECT		(0x0b)	*/
+	{ 0x0c, 0x00 },	/* AK4671_ROUT2_SIGNAL_SELECT		(0x0c)	*/
+	{ 0x0d, 0x00 },	/* AK4671_LOUT3_SIGNAL_SELECT		(0x0d)	*/
+	{ 0x0e, 0x00 },	/* AK4671_ROUT3_SIGNAL_SELECT		(0x0e)	*/
+	{ 0x0f, 0x00 },	/* AK4671_LOUT1_POWER_MANAGERMENT	(0x0f)	*/
+	{ 0x10, 0x00 },	/* AK4671_LOUT2_POWER_MANAGERMENT	(0x10)	*/
+	{ 0x11, 0x80 },	/* AK4671_LOUT3_POWER_MANAGERMENT	(0x11)	*/
+	{ 0x12, 0x91 },	/* AK4671_LCH_INPUT_VOLUME_CONTROL	(0x12)	*/
+	{ 0x13, 0x91 },	/* AK4671_RCH_INPUT_VOLUME_CONTROL	(0x13)	*/
+	{ 0x14, 0xe1 },	/* AK4671_ALC_REFERENCE_SELECT		(0x14)	*/
+	{ 0x15, 0x00 },	/* AK4671_DIGITAL_MIXING_CONTROL	(0x15)	*/
+	{ 0x16, 0x00 },	/* AK4671_ALC_TIMER_SELECT		(0x16)	*/
+	{ 0x17, 0x00 },	/* AK4671_ALC_MODE_CONTROL		(0x17)	*/
+	{ 0x18, 0x02 },	/* AK4671_MODE_CONTROL1			(0x18)	*/
+	{ 0x19, 0x01 },	/* AK4671_MODE_CONTROL2			(0x19)	*/
+	{ 0x1a, 0x18 },	/* AK4671_LCH_OUTPUT_VOLUME_CONTROL	(0x1a)	*/
+	{ 0x1b, 0x18 },	/* AK4671_RCH_OUTPUT_VOLUME_CONTROL	(0x1b)	*/
+	{ 0x1c, 0x00 },	/* AK4671_SIDETONE_A_CONTROL		(0x1c)	*/
+	{ 0x1d, 0x02 },	/* AK4671_DIGITAL_FILTER_SELECT		(0x1d)	*/
+	{ 0x1e, 0x00 },	/* AK4671_FIL3_COEFFICIENT0		(0x1e)	*/
+	{ 0x1f, 0x00 },	/* AK4671_FIL3_COEFFICIENT1		(0x1f)	*/
+	{ 0x20, 0x00 },	/* AK4671_FIL3_COEFFICIENT2		(0x20)	*/
+	{ 0x21, 0x00 },	/* AK4671_FIL3_COEFFICIENT3		(0x21)	*/
+	{ 0x22, 0x00 },	/* AK4671_EQ_COEFFICIENT0		(0x22)	*/
+	{ 0x23, 0x00 },	/* AK4671_EQ_COEFFICIENT1		(0x23)	*/
+	{ 0x24, 0x00 },	/* AK4671_EQ_COEFFICIENT2		(0x24)	*/
+	{ 0x25, 0x00 },	/* AK4671_EQ_COEFFICIENT3		(0x25)	*/
+	{ 0x26, 0x00 },	/* AK4671_EQ_COEFFICIENT4		(0x26)	*/
+	{ 0x27, 0x00 },	/* AK4671_EQ_COEFFICIENT5		(0x27)	*/
+	{ 0x28, 0xa9 },	/* AK4671_FIL1_COEFFICIENT0		(0x28)	*/
+	{ 0x29, 0x1f },	/* AK4671_FIL1_COEFFICIENT1		(0x29)	*/
+	{ 0x2a, 0xad },	/* AK4671_FIL1_COEFFICIENT2		(0x2a)	*/
+	{ 0x2b, 0x20 },	/* AK4671_FIL1_COEFFICIENT3		(0x2b)	*/
+	{ 0x2c, 0x00 },	/* AK4671_FIL2_COEFFICIENT0		(0x2c)	*/
+	{ 0x2d, 0x00 },	/* AK4671_FIL2_COEFFICIENT1		(0x2d)	*/
+	{ 0x2e, 0x00 },	/* AK4671_FIL2_COEFFICIENT2		(0x2e)	*/
+	{ 0x2f, 0x00 },	/* AK4671_FIL2_COEFFICIENT3		(0x2f)	*/
+	{ 0x30, 0x00 },	/* AK4671_DIGITAL_FILTER_SELECT2	(0x30)	*/
+
+	{ 0x32, 0x00 },	/* AK4671_E1_COEFFICIENT0		(0x32)	*/
+	{ 0x33, 0x00 },	/* AK4671_E1_COEFFICIENT1		(0x33)	*/
+	{ 0x34, 0x00 },	/* AK4671_E1_COEFFICIENT2		(0x34)	*/
+	{ 0x35, 0x00 },	/* AK4671_E1_COEFFICIENT3		(0x35)	*/
+	{ 0x36, 0x00 },	/* AK4671_E1_COEFFICIENT4		(0x36)	*/
+	{ 0x37, 0x00 },	/* AK4671_E1_COEFFICIENT5		(0x37)	*/
+	{ 0x38, 0x00 },	/* AK4671_E2_COEFFICIENT0		(0x38)	*/
+	{ 0x39, 0x00 },	/* AK4671_E2_COEFFICIENT1		(0x39)	*/
+	{ 0x3a, 0x00 },	/* AK4671_E2_COEFFICIENT2		(0x3a)	*/
+	{ 0x3b, 0x00 },	/* AK4671_E2_COEFFICIENT3		(0x3b)	*/
+	{ 0x3c, 0x00 },	/* AK4671_E2_COEFFICIENT4		(0x3c)	*/
+	{ 0x3d, 0x00 },	/* AK4671_E2_COEFFICIENT5		(0x3d)	*/
+	{ 0x3e, 0x00 },	/* AK4671_E3_COEFFICIENT0		(0x3e)	*/
+	{ 0x3f, 0x00 },	/* AK4671_E3_COEFFICIENT1		(0x3f)	*/
+	{ 0x40, 0x00 },	/* AK4671_E3_COEFFICIENT2		(0x40)	*/
+	{ 0x41, 0x00 },	/* AK4671_E3_COEFFICIENT3		(0x41)	*/
+	{ 0x42, 0x00 },	/* AK4671_E3_COEFFICIENT4		(0x42)	*/
+	{ 0x43, 0x00 },	/* AK4671_E3_COEFFICIENT5		(0x43)	*/
+	{ 0x44, 0x00 },	/* AK4671_E4_COEFFICIENT0		(0x44)	*/
+	{ 0x45, 0x00 },	/* AK4671_E4_COEFFICIENT1		(0x45)	*/
+	{ 0x46, 0x00 },	/* AK4671_E4_COEFFICIENT2		(0x46)	*/
+	{ 0x47, 0x00 },	/* AK4671_E4_COEFFICIENT3		(0x47)	*/
+	{ 0x48, 0x00 },	/* AK4671_E4_COEFFICIENT4		(0x48)	*/
+	{ 0x49, 0x00 },	/* AK4671_E4_COEFFICIENT5		(0x49)	*/
+	{ 0x4a, 0x00 },	/* AK4671_E5_COEFFICIENT0		(0x4a)	*/
+	{ 0x4b, 0x00 },	/* AK4671_E5_COEFFICIENT1		(0x4b)	*/
+	{ 0x4c, 0x00 },	/* AK4671_E5_COEFFICIENT2		(0x4c)	*/
+	{ 0x4d, 0x00 },	/* AK4671_E5_COEFFICIENT3		(0x4d)	*/
+	{ 0x4e, 0x00 },	/* AK4671_E5_COEFFICIENT4		(0x4e)	*/
+	{ 0x4f, 0x00 },	/* AK4671_E5_COEFFICIENT5		(0x4f)	*/
+	{ 0x50, 0x88 },	/* AK4671_EQ_CONTROL_250HZ_100HZ	(0x50)	*/
+	{ 0x51, 0x88 },	/* AK4671_EQ_CONTROL_3500HZ_1KHZ	(0x51)	*/
+	{ 0x52, 0x08 },	/* AK4671_EQ_CONTRO_10KHZ		(0x52)	*/
+	{ 0x53, 0x00 },	/* AK4671_PCM_IF_CONTROL0		(0x53)	*/
+	{ 0x54, 0x00 },	/* AK4671_PCM_IF_CONTROL1		(0x54)	*/
+	{ 0x55, 0x00 },	/* AK4671_PCM_IF_CONTROL2		(0x55)	*/
+	{ 0x56, 0x18 },	/* AK4671_DIGITAL_VOLUME_B_CONTROL	(0x56)	*/
+	{ 0x57, 0x18 },	/* AK4671_DIGITAL_VOLUME_C_CONTROL	(0x57)	*/
+	{ 0x58, 0x00 },	/* AK4671_SIDETONE_VOLUME_CONTROL	(0x58)	*/
+	{ 0x59, 0x00 },	/* AK4671_DIGITAL_MIXING_CONTROL2	(0x59)	*/
+	{ 0x5a, 0x00 },	/* AK4671_SAR_ADC_CONTROL		(0x5a)	*/
 };
 
 /*
@@ -241,19 +237,17 @@ static const struct snd_kcontrol_new ak4671_rout3_mixer_controls[] = {
 /* Input MUXs */
 static const char *ak4671_lin_mux_texts[] =
 		{"LIN1", "LIN2", "LIN3", "LIN4"};
-static const struct soc_enum ak4671_lin_mux_enum =
-	SOC_ENUM_SINGLE(AK4671_MIC_SIGNAL_SELECT, 0,
-			ARRAY_SIZE(ak4671_lin_mux_texts),
-			ak4671_lin_mux_texts);
+static SOC_ENUM_SINGLE_DECL(ak4671_lin_mux_enum,
+			    AK4671_MIC_SIGNAL_SELECT, 0,
+			    ak4671_lin_mux_texts);
 static const struct snd_kcontrol_new ak4671_lin_mux_control =
 	SOC_DAPM_ENUM("Route", ak4671_lin_mux_enum);
 
 static const char *ak4671_rin_mux_texts[] =
 		{"RIN1", "RIN2", "RIN3", "RIN4"};
-static const struct soc_enum ak4671_rin_mux_enum =
-	SOC_ENUM_SINGLE(AK4671_MIC_SIGNAL_SELECT, 2,
-			ARRAY_SIZE(ak4671_rin_mux_texts),
-			ak4671_rin_mux_texts);
+static SOC_ENUM_SINGLE_DECL(ak4671_rin_mux_enum,
+			    AK4671_MIC_SIGNAL_SELECT, 2,
+			    ak4671_rin_mux_texts);
 static const struct snd_kcontrol_new ak4671_rin_mux_control =
 	SOC_DAPM_ENUM("Route", ak4671_rin_mux_enum);
 
@@ -619,18 +613,14 @@ static struct snd_soc_dai_driver ak4671_dai = {
 
 static int ak4671_probe(struct snd_soc_codec *codec)
 {
-	struct ak4671_priv *ak4671 = snd_soc_codec_get_drvdata(codec);
 	int ret;
 
-	ret = snd_soc_codec_set_cache_io(codec, 8, 8, ak4671->control_type);
+	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
 	if (ret < 0) {
 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
 		return ret;
 	}
 
-	snd_soc_add_codec_controls(codec, ak4671_snd_controls,
-			     ARRAY_SIZE(ak4671_snd_controls));
-
 	ak4671_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
 	return ret;
@@ -646,28 +636,36 @@ static struct snd_soc_codec_driver soc_codec_dev_ak4671 = {
 	.probe = ak4671_probe,
 	.remove = ak4671_remove,
 	.set_bias_level = ak4671_set_bias_level,
-	.reg_cache_size = AK4671_CACHEREGNUM,
-	.reg_word_size = sizeof(u8),
-	.reg_cache_default = ak4671_reg,
+	.controls = ak4671_snd_controls,
+	.num_controls = ARRAY_SIZE(ak4671_snd_controls),
 	.dapm_widgets = ak4671_dapm_widgets,
 	.num_dapm_widgets = ARRAY_SIZE(ak4671_dapm_widgets),
 	.dapm_routes = ak4671_intercon,
 	.num_dapm_routes = ARRAY_SIZE(ak4671_intercon),
 };
 
+static const struct regmap_config ak4671_regmap = {
+	.reg_bits = 8,
+	.val_bits = 8,
+
+	.max_register = AK4671_SAR_ADC_CONTROL,
+	.reg_defaults = ak4671_reg_defaults,
+	.num_reg_defaults = ARRAY_SIZE(ak4671_reg_defaults),
+	.cache_type = REGCACHE_RBTREE,
+};
+
 static int ak4671_i2c_probe(struct i2c_client *client,
 			    const struct i2c_device_id *id)
 {
-	struct ak4671_priv *ak4671;
+	struct regmap *regmap;
 	int ret;
 
-	ak4671 = devm_kzalloc(&client->dev, sizeof(struct ak4671_priv),
-			      GFP_KERNEL);
-	if (ak4671 == NULL)
-		return -ENOMEM;
-
-	i2c_set_clientdata(client, ak4671);
-	ak4671->control_type = SND_SOC_I2C;
+	regmap = devm_regmap_init_i2c(client, &ak4671_regmap);
+	if (IS_ERR(regmap)) {
+		ret = PTR_ERR(regmap);
+		dev_err(&client->dev, "Failed to create regmap: %d\n", ret);
+		return ret;
+	}
 
 	ret = snd_soc_register_codec(&client->dev,
 			&soc_codec_dev_ak4671, &ak4671_dai, 1);

sound/soc/codecs/ak4671.h

@@ -105,8 +105,6 @@
 #define AK4671_DIGITAL_MIXING_CONTROL2		0x59
 #define AK4671_SAR_ADC_CONTROL			0x5a
 
-#define AK4671_CACHEREGNUM			(AK4671_SAR_ADC_CONTROL + 1)
-
 /* Bitfield Definitions */
 
 /* AK4671_AD_DA_POWER_MANAGEMENT (0x00) Fields */

sound/soc/codecs/alc5623.c

@@ -21,6 +21,7 @@
 #include <linux/delay.h>
 #include <linux/pm.h>
 #include <linux/i2c.h>
+#include <linux/regmap.h>
 #include <linux/slab.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
@@ -38,26 +39,13 @@ MODULE_PARM_DESC(caps_charge, "ALC5623 cap charge time (msecs)");
 
 /* codec private data */
 struct alc5623_priv {
-	enum snd_soc_control_type control_type;
+	struct regmap *regmap;
 	u8 id;
 	unsigned int sysclk;
-	u16 reg_cache[ALC5623_VENDOR_ID2+2];
 	unsigned int add_ctrl;
 	unsigned int jack_det_ctrl;
 };
 
-static void alc5623_fill_cache(struct snd_soc_codec *codec)
-{
-	int i, step = codec->driver->reg_cache_step;
-	u16 *cache = codec->reg_cache;
-
-	/* not really efficient ... */
-	codec->cache_bypass = 1;
-	for (i = 0 ; i < codec->driver->reg_cache_size ; i += step)
-		cache[i] = snd_soc_read(codec, i);
-	codec->cache_bypass = 0;
-}
-
 static inline int alc5623_reset(struct snd_soc_codec *codec)
 {
 	return snd_soc_write(codec, ALC5623_RESET, 0);
@@ -228,32 +216,37 @@ static const char *alc5623_aux_out_input_sel[] = {
 		"Vmid", "HPOut Mix", "Speaker Mix", "Mono Mix"};
 
 /* auxout output mux */
-static const struct soc_enum alc5623_aux_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 6, 4, alc5623_aux_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_aux_out_input_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 6,
+			    alc5623_aux_out_input_sel);
 static const struct snd_kcontrol_new alc5623_auxout_mux_controls =
 SOC_DAPM_ENUM("Route", alc5623_aux_out_input_enum);
 
 /* speaker output mux */
-static const struct soc_enum alc5623_spkout_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 10, 4, alc5623_spkout_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_spkout_input_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 10,
+			    alc5623_spkout_input_sel);
 static const struct snd_kcontrol_new alc5623_spkout_mux_controls =
 SOC_DAPM_ENUM("Route", alc5623_spkout_input_enum);
 
 /* headphone left output mux */
-static const struct soc_enum alc5623_hpl_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 9, 2, alc5623_hpl_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_hpl_out_input_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 9,
+			    alc5623_hpl_out_input_sel);
 static const struct snd_kcontrol_new alc5623_hpl_out_mux_controls =
 SOC_DAPM_ENUM("Route", alc5623_hpl_out_input_enum);
 
 /* headphone right output mux */
-static const struct soc_enum alc5623_hpr_out_input_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 8, 2, alc5623_hpr_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_hpr_out_input_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 8,
+			    alc5623_hpr_out_input_sel);
 static const struct snd_kcontrol_new alc5623_hpr_out_mux_controls =
 SOC_DAPM_ENUM("Route", alc5623_hpr_out_input_enum);
 
 /* speaker output N select */
-static const struct soc_enum alc5623_spk_n_sour_enum =
-SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 14, 4, alc5623_spk_n_sour_sel);
+static SOC_ENUM_SINGLE_DECL(alc5623_spk_n_sour_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 14,
+			    alc5623_spk_n_sour_sel);
 static const struct snd_kcontrol_new alc5623_spkoutn_mux_controls =
 SOC_DAPM_ENUM("Route", alc5623_spk_n_sour_enum);
 
@@ -338,8 +331,9 @@ SND_SOC_DAPM_VMID("Vmid"),
 };
 
 static const char *alc5623_amp_names[] = {"AB Amp", "D Amp"};
-static const struct soc_enum alc5623_amp_enum =
-	SOC_ENUM_SINGLE(ALC5623_OUTPUT_MIXER_CTRL, 13, 2, alc5623_amp_names);
+static SOC_ENUM_SINGLE_DECL(alc5623_amp_enum,
+			    ALC5623_OUTPUT_MIXER_CTRL, 13,
+			    alc5623_amp_names);
 static const struct snd_kcontrol_new alc5623_amp_mux_controls =
 	SOC_DAPM_ENUM("Route", alc5623_amp_enum);
 
@@ -869,18 +863,28 @@ static struct snd_soc_dai_driver alc5623_dai = {
 
 static int alc5623_suspend(struct snd_soc_codec *codec)
 {
+	struct alc5623_priv *alc5623 = snd_soc_codec_get_drvdata(codec);
+
 	alc5623_set_bias_level(codec, SND_SOC_BIAS_OFF);
+	regcache_cache_only(alc5623->regmap, true);
+
 	return 0;
 }
 
 static int alc5623_resume(struct snd_soc_codec *codec)
 {
-	int i, step = codec->driver->reg_cache_step;
-	u16 *cache = codec->reg_cache;
+	struct alc5623_priv *alc5623 = snd_soc_codec_get_drvdata(codec);
+	int ret;
 
 	/* Sync reg_cache with the hardware */
-	for (i = 2 ; i < codec->driver->reg_cache_size ; i += step)
-		snd_soc_write(codec, i, cache[i]);
+	regcache_cache_only(alc5623->regmap, false);
+	ret = regcache_sync(alc5623->regmap);
+	if (ret != 0) {
+		dev_err(codec->dev, "Failed to sync register cache: %d\n",
+			ret);
+		regcache_cache_only(alc5623->regmap, true);
+		return ret;
+	}
 
 	alc5623_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
 
@@ -900,14 +904,14 @@ static int alc5623_probe(struct snd_soc_codec *codec)
 	struct snd_soc_dapm_context *dapm = &codec->dapm;
 	int ret;
 
-	ret = snd_soc_codec_set_cache_io(codec, 8, 16, alc5623->control_type);
+	codec->control_data = alc5623->regmap;
+	ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP);
 	if (ret < 0) {
 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
 		return ret;
 	}
 
 	alc5623_reset(codec);
-	alc5623_fill_cache(codec);
 
 	/* power on device */
 	alc5623_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
@@ -980,9 +984,15 @@ static struct snd_soc_codec_driver soc_codec_device_alc5623 = {
 	.suspend = alc5623_suspend,
 	.resume = alc5623_resume,
 	.set_bias_level = alc5623_set_bias_level,
-	.reg_cache_size = ALC5623_VENDOR_ID2+2,
-	.reg_word_size = sizeof(u16),
-	.reg_cache_step = 2,
+};
+
+static const struct regmap_config alc5623_regmap = {
+	.reg_bits = 8,
+	.val_bits = 16,
+	.reg_stride = 2,
+
+	.max_register = ALC5623_VENDOR_ID2,
+	.cache_type = REGCACHE_RBTREE,
 };
 
 /*
@@ -996,19 +1006,32 @@ static int alc5623_i2c_probe(struct i2c_client *client,
 {
 	struct alc5623_platform_data *pdata;
 	struct alc5623_priv *alc5623;
-	int ret, vid1, vid2;
+	unsigned int vid1, vid2;
+	int ret;
 
-	vid1 = i2c_smbus_read_word_data(client, ALC5623_VENDOR_ID1);
-	if (vid1 < 0) {
-		dev_err(&client->dev, "failed to read I2C\n");
-		return -EIO;
+	alc5623 = devm_kzalloc(&client->dev, sizeof(struct alc5623_priv),
+			       GFP_KERNEL);
+	if (alc5623 == NULL)
+		return -ENOMEM;
+
+	alc5623->regmap = devm_regmap_init_i2c(client, &alc5623_regmap);
+	if (IS_ERR(alc5623->regmap)) {
+		ret = PTR_ERR(alc5623->regmap);
+		dev_err(&client->dev, "Failed to initialise I/O: %d\n", ret);
+		return ret;
+	}
+
+	ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID1, &vid1);
+	if (ret < 0) {
+		dev_err(&client->dev, "failed to read vendor ID1: %d\n", ret);
+		return ret;
 	}
 	vid1 = ((vid1 & 0xff) << 8) | (vid1 >> 8);
 
-	vid2 = i2c_smbus_read_byte_data(client, ALC5623_VENDOR_ID2);
-	if (vid2 < 0) {
-		dev_err(&client->dev, "failed to read I2C\n");
-		return -EIO;
+	ret = regmap_read(alc5623->regmap, ALC5623_VENDOR_ID2, &vid2);
+	if (ret < 0) {
+		dev_err(&client->dev, "failed to read vendor ID2: %d\n", ret);
+		return ret;
 	}
 
 	if ((vid1 != 0x10ec) || (vid2 != id->driver_data)) {
@@ -1021,11 +1044,6 @@ static int alc5623_i2c_probe(struct i2c_client *client,
 
 	dev_dbg(&client->dev, "Found codec id : alc56%02x\n", vid2);
 
-	alc5623 = devm_kzalloc(&client->dev, sizeof(struct alc5623_priv),
-			       GFP_KERNEL);
-	if (alc5623 == NULL)
-		return -ENOMEM;
-
 	pdata = client->dev.platform_data;
 	if (pdata) {
 		alc5623->add_ctrl = pdata->add_ctrl;
@@ -1048,7 +1066,6 @@ static int alc5623_i2c_probe(struct i2c_client *client,
 	}
 
 	i2c_set_clientdata(client, alc5623);
-	alc5623->control_type = SND_SOC_I2C;
 
 	ret =  snd_soc_register_codec(&client->dev,
 		&soc_codec_device_alc5623, &alc5623_dai, 1);

sound/soc/codecs/alc5632.c

@@ -293,51 +293,59 @@ static const char * const alc5632_i2s_out_sel[] = {
 		"ADC LR", "Voice Stereo Digital"};
 
 /* auxout output mux */
-static const struct soc_enum alc5632_aux_out_input_enum =
-SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 6, 4, alc5632_aux_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_aux_out_input_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 6,
+			    alc5632_aux_out_input_sel);
 static const struct snd_kcontrol_new alc5632_auxout_mux_controls =
 SOC_DAPM_ENUM("AuxOut Mux", alc5632_aux_out_input_enum);
 
 /* speaker output mux */
-static const struct soc_enum alc5632_spkout_input_enum =
-SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 10, 4, alc5632_spkout_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_spkout_input_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 10,
+			    alc5632_spkout_input_sel);
 static const struct snd_kcontrol_new alc5632_spkout_mux_controls =
 SOC_DAPM_ENUM("SpeakerOut Mux", alc5632_spkout_input_enum);
 
 /* headphone left output mux */
-static const struct soc_enum alc5632_hpl_out_input_enum =
-SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 9, 2, alc5632_hpl_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_hpl_out_input_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 9,
+			    alc5632_hpl_out_input_sel);
 static const struct snd_kcontrol_new alc5632_hpl_out_mux_controls =
 SOC_DAPM_ENUM("Left Headphone Mux", alc5632_hpl_out_input_enum);
 
 /* headphone right output mux */
-static const struct soc_enum alc5632_hpr_out_input_enum =
-SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 8, 2, alc5632_hpr_out_input_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_hpr_out_input_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 8,
+			    alc5632_hpr_out_input_sel);
 static const struct snd_kcontrol_new alc5632_hpr_out_mux_controls =
 SOC_DAPM_ENUM("Right Headphone Mux", alc5632_hpr_out_input_enum);
 
 /* speaker output N select */
-static const struct soc_enum alc5632_spk_n_sour_enum =
-SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 14, 4, alc5632_spk_n_sour_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_spk_n_sour_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 14,
+			    alc5632_spk_n_sour_sel);
 static const struct snd_kcontrol_new alc5632_spkoutn_mux_controls =
 SOC_DAPM_ENUM("SpeakerOut N Mux", alc5632_spk_n_sour_enum);
 
 /* speaker amplifier */
 static const char *alc5632_amp_names[] = {"AB Amp", "D Amp"};
-static const struct soc_enum alc5632_amp_enum =
-	SOC_ENUM_SINGLE(ALC5632_OUTPUT_MIXER_CTRL, 13, 2, alc5632_amp_names);
+static SOC_ENUM_SINGLE_DECL(alc5632_amp_enum,
+			    ALC5632_OUTPUT_MIXER_CTRL, 13,
+			    alc5632_amp_names);
 static const struct snd_kcontrol_new alc5632_amp_mux_controls =
 	SOC_DAPM_ENUM("AB-D Amp Mux", alc5632_amp_enum);
 
 /* ADC output select */
-static const struct soc_enum alc5632_adcr_func_enum =
-	SOC_ENUM_SINGLE(ALC5632_DAC_FUNC_SELECT, 5, 2, alc5632_adcr_func_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_adcr_func_enum,
+			    ALC5632_DAC_FUNC_SELECT, 5,
+			    alc5632_adcr_func_sel);
 static const struct snd_kcontrol_new alc5632_adcr_func_controls =
 	SOC_DAPM_ENUM("ADCR Mux", alc5632_adcr_func_enum);
 
 /* I2S out select */
-static const struct soc_enum alc5632_i2s_out_enum =
-	SOC_ENUM_SINGLE(ALC5632_I2S_OUT_CTL, 5, 2, alc5632_i2s_out_sel);
+static SOC_ENUM_SINGLE_DECL(alc5632_i2s_out_enum,
+			    ALC5632_I2S_OUT_CTL, 5,
+			    alc5632_i2s_out_sel);
 static const struct snd_kcontrol_new alc5632_i2s_out_controls =
 	SOC_DAPM_ENUM("I2SOut Mux", alc5632_i2s_out_enum);
 

sound/soc/codecs/cs42l51.c

@@ -30,6 +30,7 @@
 #include <sound/pcm_params.h>
 #include <sound/pcm.h>
 #include <linux/i2c.h>
+#include <linux/regmap.h>
 
 #include "cs42l51.h"
 
@@ -40,7 +41,6 @@ enum master_slave_mode {
 };
 
 struct cs42l51_private {
-	enum snd_soc_control_type control_type;
 	unsigned int mclk;
 	unsigned int audio_mode;	/* The mode (I2S or left-justified) */
 	enum master_slave_mode func;
@@ -52,24 +52,6 @@ struct cs42l51_private {
 		SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S20_3BE | \
 		SNDRV_PCM_FMTBIT_S24_LE  | SNDRV_PCM_FMTBIT_S24_BE)
 
-static int cs42l51_fill_cache(struct snd_soc_codec *codec)
-{
-	u8 *cache = codec->reg_cache + 1;
-	struct i2c_client *i2c_client = to_i2c_client(codec->dev);
-	s32 length;
-
-	length = i2c_smbus_read_i2c_block_data(i2c_client,
-			CS42L51_FIRSTREG | 0x80, CS42L51_NUMREGS, cache);
-	if (length != CS42L51_NUMREGS) {
-		dev_err(&i2c_client->dev,
-				"I2C read failure, addr=0x%x (ret=%d vs %d)\n",
-				i2c_client->addr, length, CS42L51_NUMREGS);
-		return -EIO;
-	}
-
-	return 0;
-}
-
 static int cs42l51_get_chan_mix(struct snd_kcontrol *kcontrol,
 			struct snd_ctl_elem_value *ucontrol)
 {
@@ -505,16 +487,9 @@ static struct snd_soc_dai_driver cs42l51_dai = {
 
 static int cs42l51_probe(struct snd_soc_codec *codec)
 {
-	struct cs42l51_private *cs42l51 = snd_soc_codec_get_drvdata(codec);
 	int ret, reg;
 
-	ret = cs42l51_fill_cache(codec);
-	if (ret < 0) {
-		dev_err(codec->dev, "failed to fill register cache\n");
-		return ret;
-	}
-
-	ret = snd_soc_codec_set_cache_io(codec, 8, 8, cs42l51->control_type);
+	ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
 	if (ret < 0) {
 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
 		return ret;
@@ -538,8 +513,6 @@ static int cs42l51_probe(struct snd_soc_codec *codec)
 
 static struct snd_soc_codec_driver soc_codec_device_cs42l51 = {
 	.probe = cs42l51_probe,
-	.reg_cache_size = CS42L51_NUMREGS + 1,
-	.reg_word_size = sizeof(u8),
 
 	.controls = cs42l51_snd_controls,
 	.num_controls = ARRAY_SIZE(cs42l51_snd_controls),
@@ -549,38 +522,53 @@ static struct snd_soc_codec_driver soc_codec_device_cs42l51 = {
 	.num_dapm_routes = ARRAY_SIZE(cs42l51_routes),
 };
 
+static const struct regmap_config cs42l51_regmap = {
+	.reg_bits = 8,
+	.val_bits = 8,
+
+	.max_register = CS42L51_CHARGE_FREQ,
+	.cache_type = REGCACHE_RBTREE,
+};
+
 static int cs42l51_i2c_probe(struct i2c_client *i2c_client,
 	const struct i2c_device_id *id)
 {
 	struct cs42l51_private *cs42l51;
+	struct regmap *regmap;
+	unsigned int val;
 	int ret;
 
+	regmap = devm_regmap_init_i2c(i2c_client, &cs42l51_regmap);
+	if (IS_ERR(regmap)) {
+		ret = PTR_ERR(regmap);
+		dev_err(&i2c_client->dev, "Failed to create regmap: %d\n",
+			ret);
+		return ret;
+	}
+
 	/* Verify that we have a CS42L51 */
-	ret = i2c_smbus_read_byte_data(i2c_client, CS42L51_CHIP_REV_ID);
+	ret = regmap_read(regmap, CS42L51_CHIP_REV_ID, &val);
 	if (ret < 0) {
 		dev_err(&i2c_client->dev, "failed to read I2C\n");
 		goto error;
 	}
 
-	if ((ret != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_A)) &&
-	    (ret != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_B))) {
-		dev_err(&i2c_client->dev, "Invalid chip id\n");
+	if ((val != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_A)) &&
+	    (val != CS42L51_MK_CHIP_REV(CS42L51_CHIP_ID, CS42L51_CHIP_REV_B))) {
+		dev_err(&i2c_client->dev, "Invalid chip id: %x\n", val);
 		ret = -ENODEV;
 		goto error;
 	}
 
 	dev_info(&i2c_client->dev, "found device cs42l51 rev %d\n",
-				ret & 7);
+		 val & 7);
 
 	cs42l51 = devm_kzalloc(&i2c_client->dev, sizeof(struct cs42l51_private),
 			       GFP_KERNEL);
-	if (!cs42l51) {
-		dev_err(&i2c_client->dev, "could not allocate codec\n");
+	if (!cs42l51)
 		return -ENOMEM;
-	}
 
 	i2c_set_clientdata(i2c_client, cs42l51);
-	cs42l51->control_type = SND_SOC_I2C;
 
 	ret =  snd_soc_register_codec(&i2c_client->dev,
 			&soc_codec_device_cs42l51, &cs42l51_dai, 1);
@@ -600,10 +588,17 @@ static const struct i2c_device_id cs42l51_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, cs42l51_id);
 
+static const struct of_device_id cs42l51_of_match[] = {
+	{ .compatible = "cirrus,cs42l51", },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, cs42l51_of_match);
+
 static struct i2c_driver cs42l51_i2c_driver = {
 	.driver = {
 		.name = "cs42l51-codec",
 		.owner = THIS_MODULE,
+		.of_match_table = cs42l51_of_match,
 	},
 	.id_table = cs42l51_id,
 	.probe = cs42l51_i2c_probe,