AR_PHY_FIND_SIG   113 drivers/net/wireless/ath/ath9k/ar9002_phy.h #define AR_PHY_FIND_SIG           0x9858
AR_PHY_FIND_SIG   269 drivers/net/wireless/ath/ath9k/ar9003_phy.h #define AR_PHY_FIND_SIG         (AR_AGC_BASE + 0x10)