1 files changed, 28 insertions, 18 deletions

diff --git a/sound/soc/codecs/cs4271.c b/sound/soc/codecs/cs4271.c
index f994af34f552..ac8742a1f25a 100644
--- a/sound/soc/codecs/cs4271.c
+++ b/sound/soc/codecs/cs4271.c
@@ -474,18 +474,28 @@ static int cs4271_probe(struct snd_soc_codec *codec)
         struct cs4271_platform_data *cs4271plat = codec->dev->platform_data;
         int ret;
         int gpio_nreset = -EINVAL;
+        bool amutec_eq_bmutec = false;
 
 #ifdef CONFIG_OF
-        if (of_match_device(cs4271_dt_ids, codec->dev))
+        if (of_match_device(cs4271_dt_ids, codec->dev)) {
                 gpio_nreset = of_get_named_gpio(codec->dev->of_node,
                                                 "reset-gpio", 0);
+
+                if (of_get_property(codec->dev->of_node,
+                                     "cirrus,amutec-eq-bmutec", NULL))
+                        amutec_eq_bmutec = true;
+        }
 #endif
 
-        if (cs4271plat && gpio_is_valid(cs4271plat->gpio_nreset))
-                gpio_nreset = cs4271plat->gpio_nreset;
+        if (cs4271plat) {
+                if (gpio_is_valid(cs4271plat->gpio_nreset))
+                        gpio_nreset = cs4271plat->gpio_nreset;
+
+                amutec_eq_bmutec = cs4271plat->amutec_eq_bmutec;
+        }
 
         if (gpio_nreset >= 0)
-                if (gpio_request(gpio_nreset, "CS4271 Reset"))
+                if (devm_gpio_request(codec->dev, gpio_nreset, "CS4271 Reset"))
                         gpio_nreset = -EINVAL;
         if (gpio_nreset >= 0) {
                 /* Reset codec */
@@ -528,6 +538,11 @@ static int cs4271_probe(struct snd_soc_codec *codec)
         /* Power-up sequence requires 85 uS */
         udelay(85);
 
+        if (amutec_eq_bmutec)
+                snd_soc_update_bits(codec, CS4271_MODE2,
+                                    CS4271_MODE2_MUTECAEQUB,
+                                    CS4271_MODE2_MUTECAEQUB);
+
         return snd_soc_add_codec_controls(codec, cs4271_snd_controls,
                 ARRAY_SIZE(cs4271_snd_controls));
 }
@@ -535,15 +550,10 @@ static int cs4271_probe(struct snd_soc_codec *codec)
 static int cs4271_remove(struct snd_soc_codec *codec)
 {
         struct cs4271_private *cs4271 = snd_soc_codec_get_drvdata(codec);
-        int gpio_nreset;
-
-        gpio_nreset = cs4271->gpio_nreset;
 
-        if (gpio_is_valid(gpio_nreset)) {
+        if (gpio_is_valid(cs4271->gpio_nreset))
                 /* Set codec to the reset state */
-                gpio_set_value(gpio_nreset, 0);
-                gpio_free(gpio_nreset);
-        }
+                gpio_set_value(cs4271->gpio_nreset, 0);
 
         return 0;
 };
@@ -560,7 +570,7 @@ static struct snd_soc_codec_driver soc_codec_dev_cs4271 = {
 };
 
 #if defined(CONFIG_SPI_MASTER)
-static int __devinit cs4271_spi_probe(struct spi_device *spi)
+static int cs4271_spi_probe(struct spi_device *spi)
 {
         struct cs4271_private *cs4271;
 
@@ -575,7 +585,7 @@ static int __devinit cs4271_spi_probe(struct spi_device *spi)
                 &cs4271_dai, 1);
 }
 
-static int __devexit cs4271_spi_remove(struct spi_device *spi)
+static int cs4271_spi_remove(struct spi_device *spi)
 {
         snd_soc_unregister_codec(&spi->dev);
         return 0;
@@ -588,7 +598,7 @@ static struct spi_driver cs4271_spi_driver = {
                 .of_match_table = of_match_ptr(cs4271_dt_ids),
         },
         .probe          = cs4271_spi_probe,
-        .remove         = __devexit_p(cs4271_spi_remove),
+        .remove         = cs4271_spi_remove,
 };
 #endif /* defined(CONFIG_SPI_MASTER) */
 
@@ -599,8 +609,8 @@ static const struct i2c_device_id cs4271_i2c_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, cs4271_i2c_id);
 
-static int __devinit cs4271_i2c_probe(struct i2c_client *client,
-                                      const struct i2c_device_id *id)
+static int cs4271_i2c_probe(struct i2c_client *client,
+                            const struct i2c_device_id *id)
 {
         struct cs4271_private *cs4271;
 
@@ -615,7 +625,7 @@ static int __devinit cs4271_i2c_probe(struct i2c_client *client,
                 &cs4271_dai, 1);
 }
 
-static int __devexit cs4271_i2c_remove(struct i2c_client *client)
+static int cs4271_i2c_remove(struct i2c_client *client)
 {
         snd_soc_unregister_codec(&client->dev);
         return 0;
@@ -629,7 +639,7 @@ static struct i2c_driver cs4271_i2c_driver = {
         },
         .id_table       = cs4271_i2c_id,
         .probe          = cs4271_i2c_probe,
-        .remove         = __devexit_p(cs4271_i2c_remove),
+        .remove         = cs4271_i2c_remove,
 };
 #endif /* defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) */