diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index bb94d50052d7..29bf8c81ae02 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1393,6 +1393,12 @@ static int aic3x_set_power(struct snd_soc_codec *codec, int power)
 			snd_soc_write(codec, AIC3X_PLL_PROGC_REG, pll_c);
 			snd_soc_write(codec, AIC3X_PLL_PROGD_REG, pll_d);
 		}
+
+		/*
+		 * Delay is needed to reduce pop-noise after syncing back the
+		 * registers
+		 */
+		mdelay(50);
 	} else {
 		/*
 		 * Do soft reset to this codec instance in order to clear
diff --git a/sound/soc/codecs/wm0010.c b/sound/soc/codecs/wm0010.c
index 0eb5dcf4c29d..4f5f5710b569 100644
--- a/sound/soc/codecs/wm0010.c
+++ b/sound/soc/codecs/wm0010.c
@@ -21,7 +21,6 @@
 #include <linux/firmware.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
-#include <linux/miscdevice.h>
 #include <linux/gpio.h>
 #include <linux/regulator/consumer.h>
 #include <linux/mutex.h>
diff --git a/sound/soc/codecs/wm8731.h b/sound/soc/codecs/wm8731.h
index e9c0c76ab73b..c7c6f15b0e42 100644
--- a/sound/soc/codecs/wm8731.h
+++ b/sound/soc/codecs/wm8731.h
@@ -31,8 +31,8 @@
 
 #define WM8731_CACHEREGNUM 	10
 
+#define WM8731_SYSCLK_MCLK 0
 #define WM8731_SYSCLK_XTAL 1
-#define WM8731_SYSCLK_MCLK 2
 
 #define WM8731_DAI		0
 
diff --git a/sound/soc/codecs/wm8741.c b/sound/soc/codecs/wm8741.c
index 565d477cd790..b8c1940f2243 100644
--- a/sound/soc/codecs/wm8741.c
+++ b/sound/soc/codecs/wm8741.c
@@ -37,8 +37,6 @@ static const char *wm8741_supply_names[WM8741_NUM_SUPPLIES] = {
 	"DVDD",
 };
 
-#define WM8741_NUM_RATES 6
-
 /* codec private data */
 struct wm8741_priv {
 	struct wm8741_platform_data pdata;
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 8419edb9d8f9..aff3d8129ac9 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1871,7 +1871,7 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
 {
 	struct snd_soc_tplg_pcm *pcm, *_pcm;
 	int count = hdr->count;
-	int i, err;
+	int i;
 	bool abi_match;
 
 	if (tplg->pass != SOC_TPLG_PASS_PCM_DAI)
@@ -1905,7 +1905,7 @@ static int soc_tplg_pcm_elems_load(struct soc_tplg *tplg,
 			_pcm = pcm;
 		} else {
 			abi_match = false;
-			err = pcm_new_ver(tplg, pcm, &_pcm);
+			pcm_new_ver(tplg, pcm, &_pcm);
 		}
 
 		/* create the FE DAIs and DAI links */