diff --git a/MAINTAINERS b/MAINTAINERS
index 8fd05d4..c3cfa1b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1665,6 +1665,12 @@
 S:	Supported
 F:	drivers/tty/serial/atmel_serial.c
 
+ATMEL Audio ALSA driver
+M:	Bo Shen <voice.shen@atmel.com>
+L:	alsa-devel@alsa-project.org (moderated for non-subscribers)
+S:	Supported
+F:	sound/soc/atmel
+
 ATMEL DMA DRIVER
 M:	Nicolas Ferre <nicolas.ferre@atmel.com>
 L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c
index e4f6102..b86b426 100644
--- a/sound/soc/codecs/rt286.c
+++ b/sound/soc/codecs/rt286.c
@@ -51,7 +51,7 @@
 	{ 0x04, 0xaf01 },
 	{ 0x08, 0x000d },
 	{ 0x09, 0xd810 },
-	{ 0x0a, 0x0060 },
+	{ 0x0a, 0x0120 },
 	{ 0x0b, 0x0000 },
 	{ 0x0d, 0x2800 },
 	{ 0x0f, 0x0000 },
@@ -60,7 +60,7 @@
 	{ 0x33, 0x0208 },
 	{ 0x49, 0x0004 },
 	{ 0x4f, 0x50e9 },
-	{ 0x50, 0x2c00 },
+	{ 0x50, 0x2000 },
 	{ 0x63, 0x2902 },
 	{ 0x67, 0x1111 },
 	{ 0x68, 0x1016 },
@@ -104,7 +104,6 @@
 	{ 0x02170700, 0x00000000 },
 	{ 0x02270100, 0x00000000 },
 	{ 0x02370100, 0x00000000 },
-	{ 0x02040000, 0x00004002 },
 	{ 0x01870700, 0x00000020 },
 	{ 0x00830000, 0x000000c3 },
 	{ 0x00930000, 0x000000c3 },
@@ -192,7 +191,6 @@
 	/*handle index registers*/
 	if (reg <= 0xff) {
 		rt286_hw_write(client, RT286_COEF_INDEX, reg);
-		reg = RT286_PROC_COEF;
 		for (i = 0; i < INDEX_CACHE_SIZE; i++) {
 			if (reg == rt286->index_cache[i].reg) {
 				rt286->index_cache[i].def = value;
@@ -200,6 +198,7 @@
 			}
 
 		}
+		reg = RT286_PROC_COEF;
 	}
 
 	data[0] = (reg >> 24) & 0xff;
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 484b3bb..4021cd4 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -647,7 +647,7 @@
 		return -ENOMEM;
 
 	dev_set_drvdata(dev, ssm2602);
-	ssm2602->type = SSM2602;
+	ssm2602->type = type;
 	ssm2602->regmap = regmap;
 
 	return snd_soc_register_codec(dev, &soc_codec_dev_ssm2602,
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 87eb577..de6ab06 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -748,8 +748,9 @@
 	return 0;
 }
 
-static int _fsl_ssi_set_dai_fmt(struct fsl_ssi_private *ssi_private,
-		unsigned int fmt)
+static int _fsl_ssi_set_dai_fmt(struct device *dev,
+				struct fsl_ssi_private *ssi_private,
+				unsigned int fmt)
 {
 	struct regmap *regs = ssi_private->regs;
 	u32 strcr = 0, stcr, srcr, scr, mask;
@@ -758,7 +759,7 @@
 	ssi_private->dai_fmt = fmt;
 
 	if (fsl_ssi_is_i2s_master(ssi_private) && IS_ERR(ssi_private->baudclk)) {
-		dev_err(&ssi_private->pdev->dev, "baudclk is missing which is necessary for master mode\n");
+		dev_err(dev, "baudclk is missing which is necessary for master mode\n");
 		return -EINVAL;
 	}
 
@@ -913,7 +914,7 @@
 {
 	struct fsl_ssi_private *ssi_private = snd_soc_dai_get_drvdata(cpu_dai);
 
-	return _fsl_ssi_set_dai_fmt(ssi_private, fmt);
+	return _fsl_ssi_set_dai_fmt(cpu_dai->dev, ssi_private, fmt);
 }
 
 /**
@@ -1387,7 +1388,8 @@
 
 done:
 	if (ssi_private->dai_fmt)
-		_fsl_ssi_set_dai_fmt(ssi_private, ssi_private->dai_fmt);
+		_fsl_ssi_set_dai_fmt(&pdev->dev, ssi_private,
+				     ssi_private->dai_fmt);
 
 	return 0;
 
diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c
index 3092b58..cecfab3 100644
--- a/sound/soc/soc-compress.c
+++ b/sound/soc/soc-compress.c
@@ -102,13 +102,11 @@
 	fe->dpcm[stream].runtime = fe_substream->runtime;
 
 	ret = dpcm_path_get(fe, stream, &list);
-	if (ret < 0) {
-		mutex_unlock(&fe->card->mutex);
+	if (ret < 0)
 		goto fe_err;
-	} else if (ret == 0) {
+	else if (ret == 0)
 		dev_dbg(fe->dev, "ASoC: %s no valid %s route\n",
 			fe->dai_link->name, stream ? "capture" : "playback");
-	}
 
 	/* calculate valid and active FE <-> BE dpcms */
 	dpcm_process_paths(fe, stream, &list, 1);
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 889f4e3..d074aa9 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -3203,7 +3203,7 @@
 	unsigned int val, mask;
 	void *data;
 
-	if (!component->regmap)
+	if (!component->regmap || !params->num_regs)
 		return -EINVAL;
 
 	len = params->num_regs * component->val_bytes;