ath9k: Add a new file for GPIO

Move all LED/RFKILL/BTCOEX related code
to gpio.c
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath9k/Makefile

 ath9k-y +=	beacon.o \
+		gpio.o \
 		main.o \
 		recv.o \
 		xmit.o \

drivers/net/wireless/ath/ath9k/ath9k.h

@@ -341,6 +341,10 @@ int ath_beaconq_config(struct ath_softc *sc);
 #define ATH_LONG_CALINTERVAL      30000   /* 30 seconds */
 #define ATH_RESTART_CALINTERVAL   1200000 /* 20 minutes */
 
+/**********/
+/* BTCOEX */
+/**********/
+
 /* Defines the BT AR_BT_COEX_WGHT used */
 enum ath_stomp_type {
 	ATH_BTCOEX_NO_STOMP,
@@ -361,6 +365,10 @@ struct ath_btcoex {
 	struct ath_gen_timer *no_stomp_timer; /* Timer for no BT stomping */
 };
 
+int ath_init_btcoex_timer(struct ath_softc *sc);
+void ath9k_btcoex_timer_resume(struct ath_softc *sc);
+void ath9k_btcoex_timer_pause(struct ath_softc *sc);
+
 /********************/
 /*   LED Control    */
 /********************/
@@ -385,6 +393,9 @@ struct ath_led {
 	bool registered;
 };
 
+void ath_init_leds(struct ath_softc *sc);
+void ath_deinit_leds(struct ath_softc *sc);
+
 /********************/
 /* Main driver core */
 /********************/
@@ -582,4 +593,8 @@ void ath_mac80211_stop_queue(struct ath_softc *sc, u16 skb_queue);
 void ath_mac80211_start_queue(struct ath_softc *sc, u16 skb_queue);
 
 int ath_tx_get_qnum(struct ath_softc *sc, int qtype, int haltype);
+
+void ath_start_rfkill_poll(struct ath_softc *sc);
+extern void ath9k_rfkill_poll_state(struct ieee80211_hw *hw);
+
 #endif /* ATH9K_H */