7 files changed, 41 insertions, 15 deletions

diff --git a/Documentation/devicetree/bindings/sound/rt5640.txt b/Documentation/devicetree/bindings/sound/rt5640.txt
index bac4d9ac1edc..9e62f6eb348f 100644
--- a/Documentation/devicetree/bindings/sound/rt5640.txt
+++ b/Documentation/devicetree/bindings/sound/rt5640.txt
@@ -14,7 +14,8 @@ Optional properties:
 
 - realtek,in1-differential
 - realtek,in2-differential
-  Boolean. Indicate MIC1/2 input are differential, rather than single-ended.
+- realtek,in3-differential
+  Boolean. Indicate MIC1/2/3 input are differential, rather than single-ended.
 
 - realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin.
 
@@ -24,9 +25,11 @@ Pins on the device (for linking into audio routes) for RT5639/RT5640:
   * DMIC2
   * MICBIAS1
   * IN1P
-  * IN1R
+  * IN1N
   * IN2P
-  * IN2R
+  * IN2N
+  * IN3P
+  * IN3N
   * HPOL
   * HPOR
   * LOUTL
diff --git a/include/sound/rt5640.h b/include/sound/rt5640.h
index 59d26dd81e45..e3c84b92ff70 100644
--- a/include/sound/rt5640.h
+++ b/include/sound/rt5640.h
@@ -12,9 +12,10 @@
 #define __LINUX_SND_RT5640_H
 
 struct rt5640_platform_data {
-        /* IN1 & IN2 can optionally be differential */
+        /* IN1 & IN2 & IN3 can optionally be differential */
         bool in1_diff;
         bool in2_diff;
+        bool in3_diff;
 
         bool dmic_en;
         bool dmic1_data_pin; /* 0 = IN1P; 1 = GPIO3 */
diff --git a/sound/soc/codecs/rt298.c b/sound/soc/codecs/rt298.c
index 603e9334b971..b3f795c60749 100644
--- a/sound/soc/codecs/rt298.c
+++ b/sound/soc/codecs/rt298.c
@@ -48,7 +48,7 @@ struct rt298_priv {
         int is_hp_in;
 };
 
-static struct reg_default rt298_index_def[] = {
+static const struct reg_default rt298_index_def[] = {
         { 0x01, 0xa5a8 },
         { 0x02, 0x8e95 },
         { 0x03, 0x0002 },
@@ -128,7 +128,7 @@ static bool rt298_volatile_register(struct device *dev, unsigned int reg)
         case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0):
                 return true;
         default:
-                return true;
+                return false;
         }
 
 
@@ -1164,7 +1164,11 @@ static int rt298_i2c_probe(struct i2c_client *i2c,
                 return -ENODEV;
         }
 
-        rt298->index_cache = rt298_index_def;
+        rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def,
+                                          sizeof(rt298_index_def), GFP_KERNEL);
+        if (!rt298->index_cache)
+                return -ENOMEM;
+
         rt298->index_cache_size = INDEX_CACHE_SIZE;
         rt298->i2c = i2c;
         i2c_set_clientdata(i2c, rt298);
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index e1ceeb885f7d..f2beb1aa5763 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -405,11 +405,14 @@ static const struct snd_kcontrol_new rt5640_snd_controls[] = {
         SOC_DOUBLE_TLV("DAC1 Playback Volume", RT5640_DAC1_DIG_VOL,
                         RT5640_L_VOL_SFT, RT5640_R_VOL_SFT,
                         175, 0, dac_vol_tlv),
-        /* IN1/IN2 Control */
+        /* IN1/IN2/IN3 Control */
         SOC_SINGLE_TLV("IN1 Boost", RT5640_IN1_IN2,
                 RT5640_BST_SFT1, 8, 0, bst_tlv),
         SOC_SINGLE_TLV("IN2 Boost", RT5640_IN3_IN4,
                 RT5640_BST_SFT2, 8, 0, bst_tlv),
+        SOC_SINGLE_TLV("IN3 Boost", RT5640_IN1_IN2,
+                RT5640_BST_SFT2, 8, 0, bst_tlv),
+
         /* INL/INR Volume Control */
         SOC_DOUBLE_TLV("IN Capture Volume", RT5640_INL_INR_VOL,
                         RT5640_INL_VOL_SFT, RT5640_INR_VOL_SFT,
@@ -598,6 +601,8 @@ static const struct snd_kcontrol_new rt5640_rec_l_mix[] = {
                         RT5640_M_HP_L_RM_L_SFT, 1, 1),
         SOC_DAPM_SINGLE("INL Switch", RT5640_REC_L2_MIXER,
                         RT5640_M_IN_L_RM_L_SFT, 1, 1),
+        SOC_DAPM_SINGLE("BST3 Switch", RT5640_REC_L2_MIXER,
+                        RT5640_M_BST2_RM_L_SFT, 1, 1),
         SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_L2_MIXER,
                         RT5640_M_BST4_RM_L_SFT, 1, 1),
         SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_L2_MIXER,
@@ -611,6 +616,8 @@ static const struct snd_kcontrol_new rt5640_rec_r_mix[] = {
                         RT5640_M_HP_R_RM_R_SFT, 1, 1),
         SOC_DAPM_SINGLE("INR Switch", RT5640_REC_R2_MIXER,
                         RT5640_M_IN_R_RM_R_SFT, 1, 1),
+        SOC_DAPM_SINGLE("BST3 Switch", RT5640_REC_R2_MIXER,
+                        RT5640_M_BST2_RM_R_SFT, 1, 1),
         SOC_DAPM_SINGLE("BST2 Switch", RT5640_REC_R2_MIXER,
                         RT5640_M_BST4_RM_R_SFT, 1, 1),
         SOC_DAPM_SINGLE("BST1 Switch", RT5640_REC_R2_MIXER,
@@ -1065,6 +1072,8 @@ static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
         SND_SOC_DAPM_INPUT("IN1N"),
         SND_SOC_DAPM_INPUT("IN2P"),
         SND_SOC_DAPM_INPUT("IN2N"),
+        SND_SOC_DAPM_INPUT("IN3P"),
+        SND_SOC_DAPM_INPUT("IN3N"),
         SND_SOC_DAPM_PGA("DMIC L1", SND_SOC_NOPM, 0, 0, NULL, 0),
         SND_SOC_DAPM_PGA("DMIC R1", SND_SOC_NOPM, 0, 0, NULL, 0),
         SND_SOC_DAPM_PGA("DMIC L2", SND_SOC_NOPM, 0, 0, NULL, 0),
@@ -1081,6 +1090,8 @@ static const struct snd_soc_dapm_widget rt5640_dapm_widgets[] = {
                 RT5640_PWR_BST1_BIT, 0, NULL, 0),
         SND_SOC_DAPM_PGA("BST2", RT5640_PWR_ANLG2,
                 RT5640_PWR_BST4_BIT, 0, NULL, 0),
+        SND_SOC_DAPM_PGA("BST3", RT5640_PWR_ANLG2,
+                RT5640_PWR_BST2_BIT, 0, NULL, 0),
         /* Input Volume */
         SND_SOC_DAPM_PGA("INL VOL", RT5640_PWR_VOL,
                 RT5640_PWR_IN_L_BIT, 0, NULL, 0),
@@ -1310,6 +1321,7 @@ static const struct snd_soc_dapm_widget rt5639_specific_dapm_widgets[] = {
 static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
         {"IN1P", NULL, "LDO2"},
         {"IN2P", NULL, "LDO2"},
+        {"IN3P", NULL, "LDO2"},
 
         {"DMIC L1", NULL, "DMIC1"},
         {"DMIC R1", NULL, "DMIC1"},
@@ -1320,18 +1332,22 @@ static const struct snd_soc_dapm_route rt5640_dapm_routes[] = {
         {"BST1", NULL, "IN1N"},
         {"BST2", NULL, "IN2P"},
         {"BST2", NULL, "IN2N"},
+        {"BST3", NULL, "IN3P"},
+        {"BST3", NULL, "IN3N"},
 
         {"INL VOL", NULL, "IN2P"},
         {"INR VOL", NULL, "IN2N"},
 
         {"RECMIXL", "HPOL Switch", "HPOL"},
         {"RECMIXL", "INL Switch", "INL VOL"},
+        {"RECMIXL", "BST3 Switch", "BST3"},
         {"RECMIXL", "BST2 Switch", "BST2"},
         {"RECMIXL", "BST1 Switch", "BST1"},
         {"RECMIXL", "OUT MIXL Switch", "OUT MIXL"},
 
         {"RECMIXR", "HPOR Switch", "HPOR"},
         {"RECMIXR", "INR Switch", "INR VOL"},
+        {"RECMIXR", "BST3 Switch", "BST3"},
         {"RECMIXR", "BST2 Switch", "BST2"},
         {"RECMIXR", "BST1 Switch", "BST1"},
         {"RECMIXR", "OUT MIXR Switch", "OUT MIXR"},
@@ -2260,6 +2276,10 @@ static int rt5640_i2c_probe(struct i2c_client *i2c,
                 regmap_update_bits(rt5640->regmap, RT5640_IN3_IN4,
                                         RT5640_IN_DF2, RT5640_IN_DF2);
 
+        if (rt5640->pdata.in3_diff)
+                regmap_update_bits(rt5640->regmap, RT5640_IN1_IN2,
+                                        RT5640_IN_DF2, RT5640_IN_DF2);
+
         rt5640->hp_mute = 1;
 
         return snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640,
diff --git a/sound/soc/samsung/h1940_uda1380.c b/sound/soc/samsung/h1940_uda1380.c
index c72e9fb26658..5f5825faeb2a 100644
--- a/sound/soc/samsung/h1940_uda1380.c
+++ b/sound/soc/samsung/h1940_uda1380.c
@@ -26,16 +26,15 @@
 #include <mach/gpio-samsung.h>
 #include "s3c24xx-i2s.h"
 
-static unsigned int rates[] = {
+static const unsigned int rates[] = {
         11025,
         22050,
         44100,
 };
 
-static struct snd_pcm_hw_constraint_list hw_rates = {
+static const struct snd_pcm_hw_constraint_list hw_rates = {
         .count = ARRAY_SIZE(rates),
         .list = rates,
-        .mask = 0,
 };
 
 static struct snd_soc_jack hp_jack;
diff --git a/sound/soc/samsung/rx1950_uda1380.c b/sound/soc/samsung/rx1950_uda1380.c
index 35e37c457f1f..fa096abe9e75 100644
--- a/sound/soc/samsung/rx1950_uda1380.c
+++ b/sound/soc/samsung/rx1950_uda1380.c
@@ -38,16 +38,15 @@ static int rx1950_hw_params(struct snd_pcm_substream *substream,
 static int rx1950_spk_power(struct snd_soc_dapm_widget *w,
                                 struct snd_kcontrol *kcontrol, int event);
 
-static unsigned int rates[] = {
+static const unsigned int rates[] = {
         16000,
         44100,
         48000,
 };
 
-static struct snd_pcm_hw_constraint_list hw_rates = {
+static const struct snd_pcm_hw_constraint_list hw_rates = {
         .count = ARRAY_SIZE(rates),
         .list = rates,
-        .mask = 0,
 };
 
 static struct snd_soc_jack hp_jack;
diff --git a/sound/soc/sh/Kconfig b/sound/soc/sh/Kconfig
index 6ca90aaf141f..206d1edab07c 100644
--- a/sound/soc/sh/Kconfig
+++ b/sound/soc/sh/Kconfig
@@ -41,7 +41,7 @@ config SND_SOC_RCAR
         select SND_SIMPLE_CARD
         select REGMAP_MMIO
         help
-          This option enables R-Car SUR/SCU/SSIU/SSI sound support
+          This option enables R-Car SRU/SCU/SSIU/SSI sound support
 
 config SND_SOC_RSRC_CARD
         tristate "Renesas Sampling Rate Convert Sound Card"