ath9k: Add a config option for WoW

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/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig
index 3ffa4ea..30d273c 100644
--- a/drivers/net/wireless/ath/ath9k/Kconfig
+++ b/drivers/net/wireless/ath/ath9k/Kconfig
@@ -104,6 +104,14 @@
 	  be evaluated to meet the RF exposure limits set forth in the
 	  governmental SAR regulations.
 
+config ATH9K_WOW
+	bool "Wake on Wireless LAN support (EXPERIMENTAL)"
+	depends on ATH9K && PM
+	default n
+	---help---
+	  This option enables Wake on Wireless LAN support for certain cards.
+	  Currently, AR9462 is supported.
+
 config ATH9K_LEGACY_RATE_CONTROL
 	bool "Atheros ath9k rate control"
 	depends on ATH9K