ath9k_hw: Add antenna diversity group for AR9565

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
index 158b50d..a8ab81b 100644
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c
@@ -1291,6 +1291,9 @@
 	} else if (AR_SREV_9485(ah)) {
 		antconf->lna1_lna2_delta = -9;
 		antconf->div_group = 2;
+	} else if (AR_SREV_9565(ah)) {
+		antconf->lna1_lna2_delta = -3;
+		antconf->div_group = 3;
 	} else {
 		antconf->lna1_lna2_delta = -3;
 		antconf->div_group = 0;