diff --git a/drivers/net/wireless/ath/carl9170/phy.c b/drivers/net/wireless/ath/carl9170/phy.c
index 122e75ee8effa4edd3c0a540695bc54e5b6e0ae0..b6b0de600506ce3ed08d909762db7bb3a87c40fc 100644
--- a/drivers/net/wireless/ath/carl9170/phy.c
+++ b/drivers/net/wireless/ath/carl9170/phy.c
@@ -1029,8 +1029,6 @@ static int carl9170_init_rf_bank4_pwr(struct ar9170 *ar, bool band5ghz,
 	if (err)
 		return err;
 
-	msleep(20);
-
 	return 0;
 }
 
@@ -1660,12 +1658,6 @@ int carl9170_set_channel(struct ar9170 *ar, struct ieee80211_channel *channel,
 			return err;
 
 		cmd = CARL9170_CMD_RF_INIT;
-
-		msleep(100);
-
-		err = carl9170_echo_test(ar, 0xaabbccdd);
-		if (err)
-			return err;
 	} else {
 		cmd = CARL9170_CMD_FREQUENCY;
 	}