ath5k: enable spur mitigation for ar2413 - should improve performance and reliability on those devices

SVN-Revision: 27331

package/mac80211/patches/442-ath5k_spur_channel_srev_check.patch

@@ -0,0 +1,10 @@
+--- a/drivers/net/wireless/ath/ath5k/phy.c
++++ b/drivers/net/wireless/ath/ath5k/phy.c
+@@ -105,6 +105,7 @@ bool ath5k_hw_chan_has_spur_noise(struct
+ 
+ 	if ((ah->ah_radio == AR5K_RF5112) ||
+ 	(ah->ah_radio == AR5K_RF5413) ||
++	(ah->ah_radio == AR5K_RF2413) ||
+ 	(ah->ah_mac_version == (AR5K_SREV_AR2417 >> 4)))
+ 		refclk_freq = 40;
+ 	else