ath9k: clear pciexpress flag for AR9550

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/hw.c

@@ -658,7 +658,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
 	}
 
 	if (AR_SREV_9271(ah) || AR_SREV_9100(ah) || AR_SREV_9340(ah) ||
-	    AR_SREV_9330(ah))
+	    AR_SREV_9330(ah) || AR_SREV_9550(ah))
 		ah->is_pciexpress = false;
 
 	ah->hw_version.phyRev = REG_READ(ah, AR_PHY_CHIP_ID);