1 files changed, 13 insertions, 6 deletions

diff --git a/drivers/net/wireless/ath9k/phy.c b/drivers/net/wireless/ath9k/phy.c
index 52aa2a7abe7a..e1494bae0f9f 100644
--- a/drivers/net/wireless/ath9k/phy.c
+++ b/drivers/net/wireless/ath9k/phy.c
@@ -132,20 +132,27 @@ ath9k_hw_ar9280_set_channel(struct ath_hw *ah,
                 bMode = 0;
                 fracMode = 0;
 
-                if ((freq % 20) == 0) {
-                        aModeRefSel = 3;
-                } else if ((freq % 10) == 0) {
-                        aModeRefSel = 2;
-                } else {
+                switch(ah->eep_ops->get_eeprom(ah, EEP_FRAC_N_5G)) {
+                case 0:
+                        if ((freq % 20) == 0) {
+                                aModeRefSel = 3;
+                        } else if ((freq % 10) == 0) {
+                                aModeRefSel = 2;
+                        }
+                        if (aModeRefSel)
+                                break;
+                case 1:
+                default:
                         aModeRefSel = 0;
-
                         fracMode = 1;
                         refDivA = 1;
                         channelSel = (freq * 0x8000) / 15;
 
                         REG_RMW_FIELD(ah, AR_AN_SYNTH9,
                                       AR_AN_SYNTH9_REFDIVA, refDivA);
+
                 }
+
                 if (!fracMode) {
                         ndiv = (freq * (refDivA >> aModeRefSel)) / 60;
                         channelSel = ndiv & 0x1ff;