Merge remote-tracking branches 'asoc/topic/rt5665', 'asoc/topic/rt5670',...

Merge remote-tracking branches 'asoc/topic/rt5665', 'asoc/topic/rt5670', 'asoc/topic/rt5677' and 'asoc/topic/samsung' into asoc-next

Documentation/devicetree/bindings/sound/samsung,odroid.txt

@@ -7,9 +7,6 @@ Required properties:
  - model - the user-visible name of this sound complex
  - clocks - should contain entries matching clock names in the clock-names
     property
- - clock-names - should contain following entries:
-    - "epll" - indicating the EPLL output clock
-    - "i2s_rclk" - indicating the RCLK (root) clock of the I2S0 controller
  - samsung,audio-widgets - this property specifies off-codec audio elements
    like headphones or speakers, for details see widgets.txt
  - samsung,audio-routing - a list of the connections between audio
@@ -46,9 +43,6 @@ sound {
 		"IN1", "Mic Jack",
 		"Mic Jack", "MICBIAS";
 
-	clocks = <&clock CLK_FOUT_EPLL>, <&i2s0 CLK_I2S_RCLK_SRC>;
-	clock-names = "epll", "sclk_i2s";
-
 	cpu {
 		sound-dai = <&i2s0 0>;
 	};

include/sound/rt5677.h

-/*
- * linux/sound/rt5677.h -- Platform data for RT5677
- *
- * Copyright 2013 Realtek Semiconductor Corp.
- * Author: Oder Chiou <oder_chiou@realtek.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.
- */
-
-#ifndef __LINUX_SND_RT5677_H
-#define __LINUX_SND_RT5677_H
-
-enum rt5677_dmic2_clk {
-	RT5677_DMIC_CLK1 = 0,
-	RT5677_DMIC_CLK2 = 1,
-};
-
-
-struct rt5677_platform_data {
-	/* IN1/IN2/LOUT1/LOUT2/LOUT3 can optionally be differential */
-	bool in1_diff;
-	bool in2_diff;
-	bool lout1_diff;
-	bool lout2_diff;
-	bool lout3_diff;
-	/* DMIC2 clock source selection */
-	enum rt5677_dmic2_clk dmic2_clk_pin;
-
-	/* configures GPIO, 0 - floating, 1 - pulldown, 2 - pullup */
-	u8 gpio_config[6];
-
-	/* jd1 can select 0 ~ 3 as OFF, GPIO1, GPIO2 and GPIO3 respectively */
-	unsigned int jd1_gpio;
-	/* jd2 and jd3 can select 0 ~ 3 as
-		OFF, GPIO4, GPIO5 and GPIO6 respectively */
-	unsigned int jd2_gpio;
-	unsigned int jd3_gpio;
-
-	/* Set MICBIAS1 VDD 1v8 or 3v3 */
-	bool micbias1_vdd_3v3;
-};
-
-#endif

sound/soc/codecs/rt5665.c

@@ -1381,6 +1381,16 @@ static void rt5665_jack_detect_handler(struct work_struct *work)
 	mutex_unlock(&rt5665->calibrate_mutex);
 }
 
+static const char * const rt5665_clk_sync[] = {
+	"I2S1_1", "I2S1_2", "I2S2", "I2S3", "IF2 Slave", "IF3 Slave"
+};
+
+static const struct soc_enum rt5665_enum[] = {
+	SOC_ENUM_SINGLE(RT5665_I2S1_SDP, 11, 5, rt5665_clk_sync),
+	SOC_ENUM_SINGLE(RT5665_I2S2_SDP, 11, 5, rt5665_clk_sync),
+	SOC_ENUM_SINGLE(RT5665_I2S3_SDP, 11, 5, rt5665_clk_sync),
+};
+
 static const struct snd_kcontrol_new rt5665_snd_controls[] = {
 	/* Headphone Output Volume */
 	SOC_DOUBLE_R_EXT_TLV("Headphone Playback Volume", RT5665_HPL_GAIN,
@@ -1392,6 +1402,9 @@ static const struct snd_kcontrol_new rt5665_snd_controls[] = {
 		RT5665_L_VOL_SFT, 15, 1, snd_soc_get_volsw,
 		rt5665_mono_vol_put, mono_vol_tlv),
 
+	SOC_SINGLE_TLV("MONOVOL Playback Volume", RT5665_MONO_OUT,
+		RT5665_L_VOL_SFT, 39, 1, out_vol_tlv),
+
 	/* Output Volume */
 	SOC_DOUBLE_TLV("OUT Playback Volume", RT5665_LOUT, RT5665_L_VOL_SFT,
 		RT5665_R_VOL_SFT, 39, 1, out_vol_tlv),
@@ -1446,6 +1459,11 @@ static const struct snd_kcontrol_new rt5665_snd_controls[] = {
 	SOC_DOUBLE_TLV("STO2 ADC Boost Gain Volume", RT5665_STO2_ADC_BOOST,
 		RT5665_STO2_ADC_L_BST_SFT, RT5665_STO2_ADC_R_BST_SFT,
 		3, 0, adc_bst_tlv),
+
+	/* I2S3 CLK Source */
+	SOC_ENUM("I2S1 Master Clk Sel", rt5665_enum[0]),
+	SOC_ENUM("I2S2 Master Clk Sel", rt5665_enum[1]),
+	SOC_ENUM("I2S3 Master Clk Sel", rt5665_enum[2]),
 };
 
 /**
@@ -4098,9 +4116,12 @@ static int rt5665_hw_params(struct snd_pcm_substream *substream,
 	rt5665->lrck[dai->id] = params_rate(params);
 	pre_div = rl6231_get_clk_info(rt5665->sysclk, rt5665->lrck[dai->id]);
 	if (pre_div < 0) {
-		dev_err(codec->dev, "Unsupported clock setting %d for DAI %d\n",
-			rt5665->lrck[dai->id], dai->id);
-		return -EINVAL;
+		dev_warn(codec->dev, "Force using PLL");
+		snd_soc_codec_set_pll(codec, 0, RT5665_PLL1_S_MCLK,
+			rt5665->sysclk,	rt5665->lrck[dai->id] * 512);
+		snd_soc_codec_set_sysclk(codec, RT5665_SCLK_S_PLL1, 0,
+			rt5665->lrck[dai->id] * 512, 0);
+		pre_div = 1;
 	}
 	frame_size = snd_soc_params_to_frame_size(params);
 	if (frame_size < 0) {
@@ -4183,6 +4204,15 @@ static int rt5665_hw_params(struct snd_pcm_substream *substream,
 		break;
 	}
 
+	if (rt5665->master[RT5665_AIF2_1] || rt5665->master[RT5665_AIF2_2]) {
+		snd_soc_update_bits(codec, RT5665_I2S_M_CLK_CTRL_1,
+			RT5665_I2S2_M_PD_MASK, pre_div << RT5665_I2S2_M_PD_SFT);
+	}
+	if (rt5665->master[RT5665_AIF3]) {
+		snd_soc_update_bits(codec, RT5665_I2S_M_CLK_CTRL_1,
+			RT5665_I2S3_M_PD_MASK, pre_div << RT5665_I2S3_M_PD_SFT);
+	}
+
 	return 0;
 }
 
@@ -4259,7 +4289,7 @@ static int rt5665_set_codec_sysclk(struct snd_soc_codec *codec, int clk_id,
 				   int source, unsigned int freq, int dir)
 {
 	struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
-	unsigned int reg_val = 0;
+	unsigned int reg_val = 0, src = 0;
 
 	if (freq == rt5665->sysclk && clk_id == rt5665->sysclk_src)
 		return 0;
@@ -4267,12 +4297,15 @@ static int rt5665_set_codec_sysclk(struct snd_soc_codec *codec, int clk_id,
 	switch (clk_id) {
 	case RT5665_SCLK_S_MCLK:
 		reg_val |= RT5665_SCLK_SRC_MCLK;
+		src = RT5665_CLK_SRC_MCLK;
 		break;
 	case RT5665_SCLK_S_PLL1:
 		reg_val |= RT5665_SCLK_SRC_PLL1;
+		src = RT5665_CLK_SRC_PLL1;
 		break;
 	case RT5665_SCLK_S_RCCLK:
 		reg_val |= RT5665_SCLK_SRC_RCCLK;
+		src = RT5665_CLK_SRC_RCCLK;
 		break;
 	default:
 		dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id);
@@ -4280,6 +4313,16 @@ static int rt5665_set_codec_sysclk(struct snd_soc_codec *codec, int clk_id,
 	}
 	snd_soc_update_bits(codec, RT5665_GLB_CLK,
 		RT5665_SCLK_SRC_MASK, reg_val);
+
+	if (rt5665->master[RT5665_AIF2_1] || rt5665->master[RT5665_AIF2_2]) {
+		snd_soc_update_bits(codec, RT5665_I2S_M_CLK_CTRL_1,
+			RT5665_I2S2_SRC_MASK, src << RT5665_I2S2_SRC_SFT);
+	}
+	if (rt5665->master[RT5665_AIF3]) {
+		snd_soc_update_bits(codec, RT5665_I2S_M_CLK_CTRL_1,
+			RT5665_I2S3_SRC_MASK, src << RT5665_I2S3_SRC_SFT);
+	}
+
 	rt5665->sysclk = freq;
 	rt5665->sysclk_src = clk_id;
 
@@ -4927,7 +4970,7 @@ MODULE_DEVICE_TABLE(of, rt5665_of_match);
 #endif
 
 #ifdef CONFIG_ACPI
-static struct acpi_device_id rt5665_acpi_match[] = {
+static const struct acpi_device_id rt5665_acpi_match[] = {
 	{"10EC5665", 0,},
 	{"10EC5666", 0,},
 	{"10EC5668", 0,},

sound/soc/codecs/rt5665.h

@@ -1628,6 +1628,27 @@
 #define RT5665_PWR_CLK1M_PD			(0x0 << 8)
 #define RT5665_PWR_CLK1M_PU			(0x1 << 8)
 
+/* I2S Master Mode Clock Control 1 (0x00a0) */
+#define RT5665_CLK_SRC_MCLK			(0x0)
+#define RT5665_CLK_SRC_PLL1			(0x1)
+#define RT5665_CLK_SRC_RCCLK			(0x2)
+#define RT5665_I2S_PD_1				(0x0)
+#define RT5665_I2S_PD_2				(0x1)
+#define RT5665_I2S_PD_3				(0x2)
+#define RT5665_I2S_PD_4				(0x3)
+#define RT5665_I2S_PD_6				(0x4)
+#define RT5665_I2S_PD_8				(0x5)
+#define RT5665_I2S_PD_12			(0x6)
+#define RT5665_I2S_PD_16			(0x7)
+#define RT5665_I2S2_SRC_MASK			(0x3 << 12)
+#define RT5665_I2S2_SRC_SFT			12
+#define RT5665_I2S2_M_PD_MASK			(0x7 << 8)
+#define RT5665_I2S2_M_PD_SFT			8
+#define RT5665_I2S3_SRC_MASK			(0x3 << 4)
+#define RT5665_I2S3_SRC_SFT			4
+#define RT5665_I2S3_M_PD_MASK			(0x7 << 0)
+#define RT5665_I2S3_M_PD_SFT			0
+
 
 /* EQ Control 1 (0x00b0) */
 #define RT5665_EQ_SRC_DAC			(0x0 << 15)

sound/soc/codecs/rt5670.c

@@ -1151,20 +1151,15 @@ static const char * const rt5670_stereo_adc1_src[] = {
 static SOC_ENUM_SINGLE_DECL(rt5670_stereo1_adc1_enum, RT5670_STO1_ADC_MIXER,
 	RT5670_ADC_1_SRC_SFT, rt5670_stereo_adc1_src);
 
-static const struct snd_kcontrol_new rt5670_sto_adc_l1_mux =
-	SOC_DAPM_ENUM("Stereo1 ADC L1 source", rt5670_stereo1_adc1_enum);
-
-static const struct snd_kcontrol_new rt5670_sto_adc_r1_mux =
-	SOC_DAPM_ENUM("Stereo1 ADC R1 source", rt5670_stereo1_adc1_enum);
+static const struct snd_kcontrol_new rt5670_sto_adc_1_mux =
+	SOC_DAPM_ENUM("Stereo1 ADC 1 Mux", rt5670_stereo1_adc1_enum);
 
 static SOC_ENUM_SINGLE_DECL(rt5670_stereo2_adc1_enum, RT5670_STO2_ADC_MIXER,
 	RT5670_ADC_1_SRC_SFT, rt5670_stereo_adc1_src);
 
-static const struct snd_kcontrol_new rt5670_sto2_adc_l1_mux =
-	SOC_DAPM_ENUM("Stereo2 ADC L1 source", rt5670_stereo2_adc1_enum);
+static const struct snd_kcontrol_new rt5670_sto2_adc_1_mux =
+	SOC_DAPM_ENUM("Stereo2 ADC 1 Mux", rt5670_stereo2_adc1_enum);
 
-static const struct snd_kcontrol_new rt5670_sto2_adc_r1_mux =
-	SOC_DAPM_ENUM("Stereo2 ADC R1 source", rt5670_stereo2_adc1_enum);
 
 /* MX-27 MX-26 [11] */
 static const char * const rt5670_stereo_adc2_src[] = {
@@ -1174,20 +1169,15 @@ static const char * const rt5670_stereo_adc2_src[] = {
 static SOC_ENUM_SINGLE_DECL(rt5670_stereo1_adc2_enum, RT5670_STO1_ADC_MIXER,
 	RT5670_ADC_2_SRC_SFT, rt5670_stereo_adc2_src);
 
-static const struct snd_kcontrol_new rt5670_sto_adc_l2_mux =
-	SOC_DAPM_ENUM("Stereo1 ADC L2 source", rt5670_stereo1_adc2_enum);
-
-static const struct snd_kcontrol_new rt5670_sto_adc_r2_mux =
-	SOC_DAPM_ENUM("Stereo1 ADC R2 source", rt5670_stereo1_adc2_enum);
+static const struct snd_kcontrol_new rt5670_sto_adc_2_mux =
+	SOC_DAPM_ENUM("Stereo1 ADC 2 Mux", rt5670_stereo1_adc2_enum);
 
 static SOC_ENUM_SINGLE_DECL(rt5670_stereo2_adc2_enum, RT5670_STO2_ADC_MIXER,
 	RT5670_ADC_2_SRC_SFT, rt5670_stereo_adc2_src);
 
-static const struct snd_kcontrol_new rt5670_sto2_adc_l2_mux =
-	SOC_DAPM_ENUM("Stereo2 ADC L2 source", rt5670_stereo2_adc2_enum);
+static const struct snd_kcontrol_new rt5670_sto2_adc_2_mux =
+	SOC_DAPM_ENUM("Stereo2 ADC 2 Mux", rt5670_stereo2_adc2_enum);
 
-static const struct snd_kcontrol_new rt5670_sto2_adc_r2_mux =
-	SOC_DAPM_ENUM("Stereo2 ADC R2 source", rt5670_stereo2_adc2_enum);
 
 /* MX-27 MX26 [10] */
 static const char * const rt5670_stereo_adc_src[] = {
@@ -1642,23 +1632,23 @@ static const struct snd_soc_dapm_widget rt5670_dapm_widgets[] = {
 	SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0,
 			 &rt5670_sto1_dmic_mux),
 	SND_SOC_DAPM_MUX("Stereo1 ADC L2 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto_adc_l2_mux),
+			 &rt5670_sto_adc_2_mux),
 	SND_SOC_DAPM_MUX("Stereo1 ADC R2 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto_adc_r2_mux),
+			 &rt5670_sto_adc_2_mux),
 	SND_SOC_DAPM_MUX("Stereo1 ADC L1 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto_adc_l1_mux),
+			 &rt5670_sto_adc_1_mux),
 	SND_SOC_DAPM_MUX("Stereo1 ADC R1 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto_adc_r1_mux),
+			 &rt5670_sto_adc_1_mux),
 	SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0,
 			 &rt5670_sto2_dmic_mux),
 	SND_SOC_DAPM_MUX("Stereo2 ADC L2 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto2_adc_l2_mux),
+			 &rt5670_sto2_adc_2_mux),
 	SND_SOC_DAPM_MUX("Stereo2 ADC R2 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto2_adc_r2_mux),
+			 &rt5670_sto2_adc_2_mux),
 	SND_SOC_DAPM_MUX("Stereo2 ADC L1 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto2_adc_l1_mux),
+			 &rt5670_sto2_adc_1_mux),
 	SND_SOC_DAPM_MUX("Stereo2 ADC R1 Mux", SND_SOC_NOPM, 0, 0,
-			 &rt5670_sto2_adc_r1_mux),
+			 &rt5670_sto2_adc_1_mux),
 	SND_SOC_DAPM_MUX("Stereo2 ADC LR Mux", SND_SOC_NOPM, 0, 0,
 			 &rt5670_sto2_adc_lr_mux),
 	SND_SOC_DAPM_MUX("Mono DMIC L Mux", SND_SOC_NOPM, 0, 0,
@@ -2743,6 +2733,7 @@ static struct snd_soc_dai_driver rt5670_dai[] = {
 			.formats = RT5670_FORMATS,
 		},
 		.ops = &rt5670_aif_dai_ops,
+		.symmetric_rates = 1,
 	},
 	{
 		.name = "rt5670-aif2",
@@ -2762,6 +2753,7 @@ static struct snd_soc_dai_driver rt5670_dai[] = {
 			.formats = RT5670_FORMATS,
 		},
 		.ops = &rt5670_aif_dai_ops,
+		.symmetric_rates = 1,
 	},
 };
 
@@ -2859,6 +2851,17 @@ static const struct dmi_system_id dmi_platform_intel_bytcht_jdmode2[] = {
 	{}
 };
 
+static const struct dmi_system_id dmi_platform_intel_bytcht_jdmode3[] = {
+	{
+		.ident = "Dell Venue 8 Pro 5855",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5855"),
+		},
+	},
+	{}
+};
+
 static int rt5670_i2c_probe(struct i2c_client *i2c,
 		    const struct i2c_device_id *id)
 {
@@ -2888,6 +2891,11 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
 		rt5670->pdata.dmic1_data_pin = RT5670_DMIC_DATA_IN2P;
 		rt5670->pdata.dev_gpio = true;
 		rt5670->pdata.jd_mode = 2;
+	} else if (dmi_check_system(dmi_platform_intel_bytcht_jdmode3)) {
+		rt5670->pdata.dmic_en = true;
+		rt5670->pdata.dmic1_data_pin = RT5670_DMIC_DATA_IN2P;
+		rt5670->pdata.dev_gpio = true;
+		rt5670->pdata.jd_mode = 3;
 	}
 
 	rt5670->regmap = devm_regmap_init_i2c(i2c, &rt5670_regmap);

sound/soc/codecs/rt5677.c

@@ -21,6 +21,7 @@
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/firmware.h>
+#include <linux/of_device.h>
 #include <linux/property.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
@@ -779,9 +780,7 @@ static int rt5677_set_dsp_vad(struct snd_soc_codec *codec, bool on)
 	return 0;
 }
 
-static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -4650, 150, 0);
 static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6525, 75, 0);
-static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0);
 static const DECLARE_TLV_DB_SCALE(adc_bst_tlv, 0, 1200, 0);
 static const DECLARE_TLV_DB_SCALE(st_vol_tlv, -4650, 150, 0);
@@ -4624,35 +4623,27 @@ static int rt5677_to_irq(struct gpio_chip *chip, unsigned offset)
 	struct regmap_irq_chip_data *data = rt5677->irq_data;
 	int irq;
 
-	if (offset >= RT5677_GPIO1 && offset <= RT5677_GPIO3) {
-		if ((rt5677->pdata.jd1_gpio == 1 && offset == RT5677_GPIO1) ||
-			(rt5677->pdata.jd1_gpio == 2 &&
-				offset == RT5677_GPIO2) ||
-			(rt5677->pdata.jd1_gpio == 3 &&
-				offset == RT5677_GPIO3)) {
-			irq = RT5677_IRQ_JD1;
-		} else {
-			return -ENXIO;
-		}
-	}
-
-	if (offset >= RT5677_GPIO4 && offset <= RT5677_GPIO6) {
-		if ((rt5677->pdata.jd2_gpio == 1 && offset == RT5677_GPIO4) ||
-			(rt5677->pdata.jd2_gpio == 2 &&
-				offset == RT5677_GPIO5) ||
-			(rt5677->pdata.jd2_gpio == 3 &&
-				offset == RT5677_GPIO6)) {
-			irq = RT5677_IRQ_JD2;
-		} else if ((rt5677->pdata.jd3_gpio == 1 &&
-				offset == RT5677_GPIO4) ||
-			(rt5677->pdata.jd3_gpio == 2 &&
-				offset == RT5677_GPIO5) ||
-			(rt5677->pdata.jd3_gpio == 3 &&
-				offset == RT5677_GPIO6)) {
-			irq = RT5677_IRQ_JD3;
-		} else {
-			return -ENXIO;
-		}
+	if ((rt5677->pdata.jd1_gpio == 1 && offset == RT5677_GPIO1) ||
+		(rt5677->pdata.jd1_gpio == 2 &&
+			offset == RT5677_GPIO2) ||
+		(rt5677->pdata.jd1_gpio == 3 &&
+			offset == RT5677_GPIO3)) {
+		irq = RT5677_IRQ_JD1;
+	} else if ((rt5677->pdata.jd2_gpio == 1 && offset == RT5677_GPIO4) ||
+		(rt5677->pdata.jd2_gpio == 2 &&
+			offset == RT5677_GPIO5) ||
+		(rt5677->pdata.jd2_gpio == 3 &&
+			offset == RT5677_GPIO6)) {
+		irq = RT5677_IRQ_JD2;
+	} else if ((rt5677->pdata.jd3_gpio == 1 &&
+			offset == RT5677_GPIO4) ||
+		(rt5677->pdata.jd3_gpio == 2 &&
+			offset == RT5677_GPIO5) ||
+		(rt5677->pdata.jd3_gpio == 3 &&
+			offset == RT5677_GPIO6)) {
+		irq = RT5677_IRQ_JD3;
+	} else {
+		return -ENXIO;
 	}
 
 	return regmap_irq_get_virq(data, irq);
@@ -5021,24 +5012,21 @@ static const struct regmap_config rt5677_regmap = {
 static const struct i2c_device_id rt5677_i2c_id[] = {
 	{ "rt5677", RT5677 },
 	{ "rt5676", RT5676 },
-	{ "RT5677CE:00", RT5677 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, rt5677_i2c_id);
 
 static const struct of_device_id rt5677_of_match[] = {
-	{ .compatible = "realtek,rt5677", },
+	{ .compatible = "realtek,rt5677", RT5677 },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, rt5677_of_match);
 
-#ifdef CONFIG_ACPI
 static const struct acpi_device_id rt5677_acpi_match[] = {
 	{ "RT5677CE", RT5677 },
 	{ }
 };
 MODULE_DEVICE_TABLE(acpi, rt5677_acpi_match);
-#endif
 
 static void rt5677_read_acpi_properties(struct rt5677_priv *rt5677,
 		struct device *dev)
@@ -5148,7 +5136,6 @@ static void rt5677_free_irq(struct i2c_client *i2c)
 static int rt5677_i2c_probe(struct i2c_client *i2c,
 		    const struct i2c_device_id *id)
 {
-	struct rt5677_platform_data *pdata = dev_get_platdata(&i2c->dev);
 	struct rt5677_priv *rt5677;
 	int ret;
 	unsigned int val;
@@ -5160,16 +5147,25 @@ static int rt5677_i2c_probe(struct i2c_client *i2c,
 
 	i2c_set_clientdata(i2c, rt5677);
 
-	rt5677->type = id->driver_data;
+	if (i2c->dev.of_node) {
+		const struct of_device_id *match_id;
+
+		match_id = of_match_device(rt5677_of_match, &i2c->dev);
+		if (match_id)
+			rt5677->type = (enum rt5677_type)match_id->data;
 
-	if (pdata)
-		rt5677->pdata = *pdata;
-	else if (i2c->dev.of_node)
 		rt5677_read_device_properties(rt5677, &i2c->dev);
-	else if (ACPI_HANDLE(&i2c->dev))
+	} else if (ACPI_HANDLE(&i2c->dev)) {
+		const struct acpi_device_id *acpi_id;
+
+		acpi_id = acpi_match_device(rt5677_acpi_match, &i2c->dev);
+		if (acpi_id)
+			rt5677->type = (enum rt5677_type)acpi_id->driver_data;
+
 		rt5677_read_acpi_properties(rt5677, &i2c->dev);
-	else
+	} else {
 		return -EINVAL;
+	}
 
 	/* pow-ldo2 and reset are optional. The codec pins may be statically
 	 * connected on the board without gpios. If the gpio device property

sound/soc/codecs/rt5677.h

@@ -12,7 +12,6 @@
 #ifndef __RT5677_H__
 #define __RT5677_H__
 
-#include <sound/rt5677.h>
 #include <linux/gpio/driver.h>
 #include <linux/gpio/consumer.h>
 
@@ -1761,6 +1760,35 @@ enum {
 	RT5677_I2S4_SOURCE = (0x1 << 18),
 };
 
+enum rt5677_dmic2_clk {
+	RT5677_DMIC_CLK1 = 0,
+	RT5677_DMIC_CLK2 = 1,
+};
+
+struct rt5677_platform_data {
+	/* IN1/IN2/LOUT1/LOUT2/LOUT3 can optionally be differential */
+	bool in1_diff;
+	bool in2_diff;
+	bool lout1_diff;
+	bool lout2_diff;
+	bool lout3_diff;
+	/* DMIC2 clock source selection */
+	enum rt5677_dmic2_clk dmic2_clk_pin;
+
+	/* configures GPIO, 0 - floating, 1 - pulldown, 2 - pullup */
+	u8 gpio_config[6];
+
+	/* jd1 can select 0 ~ 3 as OFF, GPIO1, GPIO2 and GPIO3 respectively */
+	unsigned int jd1_gpio;
+	/* jd2 and jd3 can select 0 ~ 3 as
+		OFF, GPIO4, GPIO5 and GPIO6 respectively */
+	unsigned int jd2_gpio;
+	unsigned int jd3_gpio;
+
+	/* Set MICBIAS1 VDD 1v8 or 3v3 */
+	bool micbias1_vdd_3v3;
+};
+
 struct rt5677_priv {
 	struct snd_soc_codec *codec;
 	struct rt5677_platform_data pdata;

sound/soc/samsung/i2s.c

@@ -50,6 +50,7 @@ struct samsung_i2s_variant_regs {
 
 struct samsung_i2s_dai_data {
 	u32 quirks;
+	unsigned int pcm_rates;
 	const struct samsung_i2s_variant_regs *i2s_variant_regs;
 };
 
@@ -550,7 +551,9 @@ static int i2s_set_sysclk(struct snd_soc_dai *dai,
 				goto err;
 			}
 
-			clk_prepare_enable(i2s->op_clk);
+			ret = clk_prepare_enable(i2s->op_clk);
+			if (ret)
+				goto err;
 			i2s->rclk_srcrate = clk_get_rate(i2s->op_clk);
 
 			/* Over-ride the other's */
@@ -1076,13 +1079,13 @@ static const struct snd_soc_component_driver samsung_i2s_component = {
 	.name		= "samsung-i2s",
 };
 
-#define SAMSUNG_I2S_RATES	SNDRV_PCM_RATE_8000_96000
-
 #define SAMSUNG_I2S_FMTS	(SNDRV_PCM_FMTBIT_S8 | \
 					SNDRV_PCM_FMTBIT_S16_LE | \
 					SNDRV_PCM_FMTBIT_S24_LE)
 
-static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
+static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev,
+				const struct samsung_i2s_dai_data *i2s_dai_data,
+				bool sec)
 {
 	struct i2s_dai *i2s;
 
@@ -1101,13 +1104,13 @@ static struct i2s_dai *i2s_alloc_dai(struct platform_device *pdev, bool sec)
 	i2s->i2s_dai_drv.resume = i2s_resume;
 	i2s->i2s_dai_drv.playback.channels_min = 1;
 	i2s->i2s_dai_drv.playback.channels_max = 2;
-	i2s->i2s_dai_drv.playback.rates = SAMSUNG_I2S_RATES;
+	i2s->i2s_dai_drv.playback.rates = i2s_dai_data->pcm_rates;
 	i2s->i2s_dai_drv.playback.formats = SAMSUNG_I2S_FMTS;
 
 	if (!sec) {
 		i2s->i2s_dai_drv.capture.channels_min = 1;
 		i2s->i2s_dai_drv.capture.channels_max = 2;
-		i2s->i2s_dai_drv.capture.rates = SAMSUNG_I2S_RATES;
+		i2s->i2s_dai_drv.capture.rates = i2s_dai_data->pcm_rates;
 		i2s->i2s_dai_drv.capture.formats = SAMSUNG_I2S_FMTS;
 	}
 	return i2s;
@@ -1132,10 +1135,19 @@ static int i2s_runtime_suspend(struct device *dev)
 static int i2s_runtime_resume(struct device *dev)
 {
 	struct i2s_dai *i2s = dev_get_drvdata(dev);
+	int ret;
 
-	clk_prepare_enable(i2s->clk);
-	if (i2s->op_clk)
-		clk_prepare_enable(i2s->op_clk);
+	ret = clk_prepare_enable(i2s->clk);
+	if (ret)
+		return ret;
+
+	if (i2s->op_clk) {
+		ret = clk_prepare_enable(i2s->op_clk);
+		if (ret) {
+			clk_disable_unprepare(i2s->clk);
+			return ret;
+		}
+	}
 
 	writel(i2s->suspend_i2scon, i2s->addr + I2SCON);
 	writel(i2s->suspend_i2smod, i2s->addr + I2SMOD);
@@ -1242,7 +1254,7 @@ static int samsung_i2s_probe(struct platform_device *pdev)
 		i2s_dai_data = (struct samsung_i2s_dai_data *)
 				platform_get_device_id(pdev)->driver_data;
 
-	pri_dai = i2s_alloc_dai(pdev, false);
+	pri_dai = i2s_alloc_dai(pdev, i2s_dai_data, false);
 	if (!pri_dai) {
 		dev_err(&pdev->dev, "Unable to alloc I2S_pri\n");
 		return -ENOMEM;
@@ -1316,7 +1328,7 @@ static int samsung_i2s_probe(struct platform_device *pdev)
 		goto err_disable_clk;
 
 	if (quirks & QUIRK_SEC_DAI) {
-		sec_dai = i2s_alloc_dai(pdev, true);
+		sec_dai = i2s_alloc_dai(pdev, i2s_dai_data, true);
 		if (!sec_dai) {
 			dev_err(&pdev->dev, "Unable to alloc I2S_sec\n");
 			ret = -ENOMEM;
@@ -1376,13 +1388,9 @@ static int samsung_i2s_probe(struct platform_device *pdev)
 
 static int samsung_i2s_remove(struct platform_device *pdev)
 {
-	struct i2s_dai *pri_dai, *sec_dai;
+	struct i2s_dai *pri_dai;
 
 	pri_dai = dev_get_drvdata(&pdev->dev);
-	sec_dai = pri_dai->sec_dai;
-
-	pri_dai->sec_dai = NULL;
-	sec_dai->pri_dai = NULL;
 
 	pm_runtime_get_sync(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
@@ -1452,29 +1460,34 @@ static const struct samsung_i2s_variant_regs i2sv5_i2s1_regs = {
 
 static const struct samsung_i2s_dai_data i2sv3_dai_type = {
 	.quirks = QUIRK_NO_MUXPSR,
+	.pcm_rates = SNDRV_PCM_RATE_8000_96000,
 	.i2s_variant_regs = &i2sv3_regs,
 };
 
 static const struct samsung_i2s_dai_data i2sv5_dai_type = {
 	.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
 			QUIRK_SUPPORTS_IDMA,
+	.pcm_rates = SNDRV_PCM_RATE_8000_96000,
 	.i2s_variant_regs = &i2sv3_regs,
 };
 
 static const struct samsung_i2s_dai_data i2sv6_dai_type = {
 	.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
 			QUIRK_SUPPORTS_TDM | QUIRK_SUPPORTS_IDMA,
+	.pcm_rates = SNDRV_PCM_RATE_8000_96000,
 	.i2s_variant_regs = &i2sv6_regs,
 };
 
 static const struct samsung_i2s_dai_data i2sv7_dai_type = {
 	.quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI | QUIRK_NEED_RSTCLR |
 			QUIRK_SUPPORTS_TDM,
+	.pcm_rates = SNDRV_PCM_RATE_8000_192000,
 	.i2s_variant_regs = &i2sv7_regs,
 };
 
 static const struct samsung_i2s_dai_data i2sv5_dai_type_i2s1 = {
 	.quirks = QUIRK_PRI_6CHAN | QUIRK_NEED_RSTCLR,
+	.pcm_rates = SNDRV_PCM_RATE_8000_96000,
 	.i2s_variant_regs = &i2sv5_i2s1_regs,
 };
 

sound/soc/samsung/idma.c

@@ -325,7 +325,7 @@ static int idma_close(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static struct snd_pcm_ops idma_ops = {
+static const struct snd_pcm_ops idma_ops = {
 	.open		= idma_open,
 	.close		= idma_close,
 	.ioctl		= snd_pcm_lib_ioctl,
@@ -399,7 +399,7 @@ void idma_reg_addr_init(void __iomem *regs, dma_addr_t addr)
 }
 EXPORT_SYMBOL_GPL(idma_reg_addr_init);
 
-static struct snd_soc_platform_driver asoc_idma_platform = {
+static const struct snd_soc_platform_driver asoc_idma_platform = {
 	.ops = &idma_ops,
 	.pcm_new = idma_new,
 	.pcm_free = idma_free,

sound/soc/samsung/jive_wm8750.c

@@ -79,7 +79,7 @@ static int jive_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops jive_ops = {
+static const struct snd_soc_ops jive_ops = {
 	.hw_params	= jive_hw_params,
 };
 

sound/soc/samsung/odroid.c

@@ -19,8 +19,8 @@ struct odroid_priv {
 	struct snd_soc_card card;
 	struct snd_soc_dai_link dai_link;
 
-	struct clk *pll;
-	struct clk *rclk;
+	struct clk *clk_i2s_bus;
+	struct clk *sclk_i2s;
 };
 
 static int odroid_card_startup(struct snd_pcm_substream *substream)
@@ -58,13 +58,18 @@ static int odroid_card_hw_params(struct snd_pcm_substream *substream,
 		return -EINVAL;
 	}
 
-	ret = clk_set_rate(priv->pll, pll_freq + 1);
+	ret = clk_set_rate(priv->clk_i2s_bus, pll_freq / 2 + 1);
 	if (ret < 0)
 		return ret;
 
-	rclk_freq = params_rate(params) * 256 * 4;
+	/*
+	 *  We add 1 to the rclk_freq value in order to avoid too low clock
+	 *  frequency values due to the EPLL output frequency not being exact
+	 *  multiple of the audio sampling rate.
+	 */
+	rclk_freq = params_rate(params) * 256 + 1;
 
-	ret = clk_set_rate(priv->rclk, rclk_freq);
+	ret = clk_set_rate(priv->sclk_i2s, rclk_freq);
 	if (ret < 0)
 		return ret;
 
@@ -118,14 +123,6 @@ static int odroid_audio_probe(struct platform_device *pdev)
 
 	snd_soc_card_set_drvdata(card, priv);
 
-	priv->pll = devm_clk_get(dev, "epll");
-	if (IS_ERR(priv->pll))
-		return PTR_ERR(priv->pll);
-
-	priv->rclk = devm_clk_get(dev, "i2s_rclk");
-	if (IS_ERR(priv->rclk))
-		return PTR_ERR(priv->rclk);
-
 	ret = snd_soc_of_parse_card_name(card, "model");
 	if (ret < 0)
 		return ret;
@@ -171,14 +168,31 @@ static int odroid_audio_probe(struct platform_device *pdev)
 	link->name = "Primary";
 	link->stream_name = link->name;
 
+
+	priv->sclk_i2s = of_clk_get_by_name(link->cpu_of_node, "i2s_opclk1");
+	if (IS_ERR(priv->sclk_i2s)) {
+		ret = PTR_ERR(priv->sclk_i2s);
+		goto err_put_i2s_n;
+	}
+
+	priv->clk_i2s_bus = of_clk_get_by_name(link->cpu_of_node, "iis");
+	if (IS_ERR(priv->clk_i2s_bus)) {
+		ret = PTR_ERR(priv->clk_i2s_bus);
+		goto err_put_sclk;
+	}
+
 	ret = devm_snd_soc_register_card(dev, card);
 	if (ret < 0) {
 		dev_err(dev, "snd_soc_register_card() failed: %d\n", ret);
-		goto err_put_i2s_n;
+		goto err_put_clk_i2s;
 	}
 
 	return 0;
 
+err_put_clk_i2s:
+	clk_put(priv->clk_i2s_bus);
+err_put_sclk:
+	clk_put(priv->sclk_i2s);
 err_put_i2s_n:
 	of_node_put(link->cpu_of_node);
 err_put_codec_n:
@@ -192,6 +206,8 @@ static int odroid_audio_remove(struct platform_device *pdev)
 
 	of_node_put(priv->dai_link.cpu_of_node);
 	odroid_put_codec_of_nodes(&priv->dai_link);
+	clk_put(priv->sclk_i2s);
+	clk_put(priv->clk_i2s_bus);
 
 	return 0;
 }

sound/soc/samsung/pcm.c

@@ -522,7 +522,9 @@ static int s3c_pcm_dev_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "failed to get audio-bus clock\n");
 		return PTR_ERR(pcm->cclk);
 	}
-	clk_prepare_enable(pcm->cclk);
+	ret = clk_prepare_enable(pcm->cclk);
+	if (ret)
+		return ret;
 
 	/* record our pcm structure for later use in the callbacks */
 	dev_set_drvdata(&pdev->dev, pcm);
@@ -533,7 +535,9 @@ static int s3c_pcm_dev_probe(struct platform_device *pdev)
 		ret = PTR_ERR(pcm->pclk);
 		goto err_dis_cclk;
 	}
-	clk_prepare_enable(pcm->pclk);
+	ret = clk_prepare_enable(pcm->pclk);
+	if (ret)
+		goto err_dis_cclk;
 
 	s3c_pcm_stereo_in[pdev->id].addr = mem_res->start + S3C_PCM_RXFIFO;
 	s3c_pcm_stereo_out[pdev->id].addr = mem_res->start + S3C_PCM_TXFIFO;

sound/soc/samsung/s3c-i2s-v2.c

@@ -27,7 +27,7 @@
 
 #undef S3C_IIS_V2_SUPPORTED
 
-#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) \
+#if defined(CONFIG_CPU_S3C2412) \
 	|| defined(CONFIG_ARCH_S3C64XX) || defined(CONFIG_CPU_S5PV210)
 #define S3C_IIS_V2_SUPPORTED
 #endif
@@ -634,11 +634,10 @@ int s3c_i2sv2_probe(struct snd_soc_dai *dai,
 	i2s->iis_pclk = clk_get(dev, "iis");
 	if (IS_ERR(i2s->iis_pclk)) {
 		dev_err(dev, "failed to get iis_clock\n");
-		iounmap(i2s->regs);
 		return -ENOENT;
 	}
 
-	clk_enable(i2s->iis_pclk);
+	clk_prepare_enable(i2s->iis_pclk);
 
 	/* Mark ourselves as in TXRX mode so we can run through our cleanup
 	 * process without warnings. */
@@ -652,6 +651,15 @@ int s3c_i2sv2_probe(struct snd_soc_dai *dai,
 }
 EXPORT_SYMBOL_GPL(s3c_i2sv2_probe);
 
+void s3c_i2sv2_cleanup(struct snd_soc_dai *dai,
+		      struct s3c_i2sv2_info *i2s)
+{
+	clk_disable_unprepare(i2s->iis_pclk);
+	clk_put(i2s->iis_pclk);
+	i2s->iis_pclk = NULL;
+}
+EXPORT_SYMBOL_GPL(s3c_i2sv2_cleanup);
+
 #ifdef CONFIG_PM
 static int s3c2412_i2s_suspend(struct snd_soc_dai *dai)
 {

sound/soc/samsung/s3c-i2s-v2.h

@@ -91,6 +91,13 @@ extern int s3c_i2sv2_probe(struct snd_soc_dai *dai,
 			   struct s3c_i2sv2_info *i2s,
 			   unsigned long base);
 
+/**
+ * s3c_i2sv2_cleanup - cleanup resources allocated in s3c_i2sv2_probe
+ * @dai: The ASoC DAI structure supplied to the original probe.
+ * @i2s: Our local i2s structure to fill in.
+ */
+extern void s3c_i2sv2_cleanup(struct snd_soc_dai *dai,
+			      struct s3c_i2sv2_info *i2s);
 /**
  * s3c_i2sv2_register_component - register component and dai with soc core
  * @dev: DAI device

sound/soc/samsung/s3c2412-i2s.c

@@ -65,26 +65,33 @@ static int s3c2412_i2s_probe(struct snd_soc_dai *dai)
 	s3c2412_i2s.iis_cclk = devm_clk_get(dai->dev, "i2sclk");
 	if (IS_ERR(s3c2412_i2s.iis_cclk)) {
 		pr_err("failed to get i2sclk clock\n");
-		return PTR_ERR(s3c2412_i2s.iis_cclk);
+		ret = PTR_ERR(s3c2412_i2s.iis_cclk);
+		goto err;
 	}
 
 	/* Set MPLL as the source for IIS CLK */
 
 	clk_set_parent(s3c2412_i2s.iis_cclk, clk_get(NULL, "mpll"));
-	clk_prepare_enable(s3c2412_i2s.iis_cclk);
-
-	s3c2412_i2s.iis_cclk = s3c2412_i2s.iis_pclk;
+	ret = clk_prepare_enable(s3c2412_i2s.iis_cclk);
+	if (ret)
+		goto err;
 
 	/* Configure the I2S pins (GPE0...GPE4) in correct mode */
 	s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
 			      S3C_GPIO_PULL_NONE);
 
 	return 0;
+
+err:
+	s3c_i2sv2_cleanup(dai, &s3c2412_i2s);
+
+	return ret;
 }
 
 static int s3c2412_i2s_remove(struct snd_soc_dai *dai)
 {
 	clk_disable_unprepare(s3c2412_i2s.iis_cclk);
+	s3c_i2sv2_cleanup(dai, &s3c2412_i2s);
 
 	return 0;
 }

sound/soc/samsung/s3c24xx-i2s.c

@@ -340,6 +340,7 @@ EXPORT_SYMBOL_GPL(s3c24xx_i2s_get_clockrate);
 
 static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
 {
+	int ret;
 	snd_soc_dai_init_dma_data(dai, &s3c24xx_i2s_pcm_stereo_out,
 					&s3c24xx_i2s_pcm_stereo_in);
 
@@ -348,7 +349,9 @@ static int s3c24xx_i2s_probe(struct snd_soc_dai *dai)
 		pr_err("failed to get iis_clock\n");
 		return PTR_ERR(s3c24xx_i2s.iis_clk);
 	}
-	clk_prepare_enable(s3c24xx_i2s.iis_clk);
+	ret = clk_prepare_enable(s3c24xx_i2s.iis_clk);
+	if (ret)
+		return ret;
 
 	/* Configure the I2S pins (GPE0...GPE4) in correct mode */
 	s3c_gpio_cfgall_range(S3C2410_GPE(0), 5, S3C_GPIO_SFN(2),
@@ -377,7 +380,11 @@ static int s3c24xx_i2s_suspend(struct snd_soc_dai *cpu_dai)
 
 static int s3c24xx_i2s_resume(struct snd_soc_dai *cpu_dai)
 {
-	clk_prepare_enable(s3c24xx_i2s.iis_clk);
+	int ret;
+
+	ret = clk_prepare_enable(s3c24xx_i2s.iis_clk);
+	if (ret)
+		return ret;
 
 	writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
 	writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);

sound/soc/samsung/s3c24xx_simtec.c

@@ -211,7 +211,7 @@ static int simtec_call_startup(struct s3c24xx_audio_simtec_pdata *pd)
 	return 0;
 }
 
-static struct snd_soc_ops simtec_snd_ops = {
+static const struct snd_soc_ops simtec_snd_ops = {
 	.hw_params	= simtec_hw_params,
 };
 

sound/soc/samsung/s3c24xx_uda134x.c

@@ -199,7 +199,7 @@ static int s3c24xx_uda134x_hw_params(struct snd_pcm_substream *substream,
 	return 0;
 }
 
-static struct snd_soc_ops s3c24xx_uda134x_ops = {
+static const struct snd_soc_ops s3c24xx_uda134x_ops = {
 	.startup = s3c24xx_uda134x_startup,
 	.shutdown = s3c24xx_uda134x_shutdown,
 	.hw_params = s3c24xx_uda134x_hw_params,
@@ -237,7 +237,6 @@ static int s3c24xx_uda134x_probe(struct platform_device *pdev)
 	mutex_init(&priv->clk_lock);
 
 	card->dev = &pdev->dev;
-	platform_set_drvdata(pdev, card);
 	snd_soc_card_set_drvdata(card, priv);
 
 	ret = devm_snd_soc_register_card(&pdev->dev, card);

sound/soc/samsung/smdk_spdif.c

@@ -144,7 +144,7 @@ static int smdk_hw_params(struct snd_pcm_substream *substream,
 	return ret;
 }
 
-static struct snd_soc_ops smdk_spdif_ops = {
+static const struct snd_soc_ops smdk_spdif_ops = {
 	.hw_params = smdk_hw_params,
 };
 

sound/soc/samsung/spdif.c

@@ -391,7 +391,9 @@ static int spdif_probe(struct platform_device *pdev)
 		ret = -ENOENT;
 		goto err0;
 	}
-	clk_prepare_enable(spdif->pclk);
+	ret = clk_prepare_enable(spdif->pclk);
+	if (ret)
+		goto err0;
 
 	spdif->sclk = devm_clk_get(&pdev->dev, "sclk_spdif");
 	if (IS_ERR(spdif->sclk)) {
@@ -399,7 +401,9 @@ static int spdif_probe(struct platform_device *pdev)
 		ret = -ENOENT;
 		goto err1;
 	}
-	clk_prepare_enable(spdif->sclk);
+	ret = clk_prepare_enable(spdif->sclk);
+	if (ret)
+		goto err1;
 
 	/* Request S/PDIF Register's memory region */
 	if (!request_mem_region(mem_res->start,

sound/soc/samsung/tm2_wm5110.c

@@ -318,7 +318,7 @@ static const struct snd_kcontrol_new tm2_controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
 };
 
-const struct snd_soc_dapm_widget tm2_dapm_widgets[] = {
+static const struct snd_soc_dapm_widget tm2_dapm_widgets[] = {
 	SND_SOC_DAPM_HP("HP", NULL),
 	SND_SOC_DAPM_SPK("SPK", NULL),
 	SND_SOC_DAPM_SPK("RCV", NULL),
@@ -521,7 +521,7 @@ static void tm2_pm_complete(struct device *dev)
 	tm2_start_sysclk(card);
 }
 
-const struct dev_pm_ops tm2_pm_ops = {
+static const struct dev_pm_ops tm2_pm_ops = {
 	.prepare	= tm2_pm_prepare,
 	.suspend	= snd_soc_suspend,
 	.resume		= snd_soc_resume,