diff --git a/[refs] b/[refs]
index 9071fe50f2c6..798d40161cbd 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8e9813895898c50c1249a5bf56102d98e479547e
+refs/heads/master: d687809bd839bd45d78de7f16707de9a98aab717
diff --git a/trunk/drivers/net/wireless/ath/ath9k/hw.c b/trunk/drivers/net/wireless/ath/ath9k/hw.c
index c1659d079513..9c8e0d84c56b 100644
--- a/trunk/drivers/net/wireless/ath/ath9k/hw.c
+++ b/trunk/drivers/net/wireless/ath/ath9k/hw.c
@@ -2589,6 +2589,14 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	}
 
 
+	if (AR_SREV_9280_20_OR_LATER(ah)) {
+		pCap->hw_caps |= ATH9K_HW_WOW_DEVICE_CAPABLE |
+				 ATH9K_HW_WOW_PATTERN_MATCH_EXACT;
+
+		if (AR_SREV_9280(ah))
+			pCap->hw_caps |= ATH9K_HW_WOW_PATTERN_MATCH_DWORD;
+	}
+
 	return 0;
 }