diff --git a/drivers/net/wireless/ath/ath6kl/init.c b/drivers/net/wireless/ath/ath6kl/init.c
index ed086ead260164496b216fbcfc91d0d17abc3576..a0400a12b59247eeaf881a4f0bd105b4035923ff 100644
--- a/drivers/net/wireless/ath/ath6kl/init.c
+++ b/drivers/net/wireless/ath/ath6kl/init.c
@@ -624,9 +624,12 @@ int ath6kl_configure_target(struct ath6kl *ar)
 		return status;
 
 	/* Configure target refclk_hz */
-	status = ath6kl_bmi_write_hi32(ar, hi_refclk_hz, ar->hw.refclk_hz);
-	if (status)
-		return status;
+	if (ar->hw.refclk_hz != 0) {
+		status = ath6kl_bmi_write_hi32(ar, hi_refclk_hz,
+					       ar->hw.refclk_hz);
+		if (status)
+			return status;
+	}
 
 	return 0;
 }