Index: head/sys/dev/usb/wlan/if_run.c
===================================================================
--- head/sys/dev/usb/wlan/if_run.c
+++ head/sys/dev/usb/wlan/if_run.c
@@ -423,6 +423,8 @@
 static void	run_rt5592_set_chan(struct run_softc *, u_int);
 static int	run_set_chan(struct run_softc *, struct ieee80211_channel *);
 static void	run_set_channel(struct ieee80211com *);
+static void	run_getradiocaps(struct ieee80211com *, int, int *,
+		    struct ieee80211_channel[]);
 static void	run_scan_start(struct ieee80211com *);
 static void	run_scan_end(struct ieee80211com *);
 static void	run_update_beacon(struct ieee80211vap *, int);
@@ -704,7 +706,6 @@
 	struct usb_attach_arg *uaa = device_get_ivars(self);
 	struct ieee80211com *ic = &sc->sc_ic;
 	uint32_t ver;
-	uint8_t bands[IEEE80211_MODE_BYTES];
 	uint8_t iface_index;
 	int ntries, error;
 
@@ -786,20 +787,15 @@
 	ic->ic_flags |= IEEE80211_F_DATAPAD;
 	ic->ic_flags_ext |= IEEE80211_FEXT_SWBMISS;
 
-	memset(bands, 0, sizeof(bands));
-	setbit(bands, IEEE80211_MODE_11B);
-	setbit(bands, IEEE80211_MODE_11G);
-	if (sc->rf_rev == RT2860_RF_2750 || sc->rf_rev == RT2860_RF_2850 ||
-	    sc->rf_rev == RT3070_RF_3052 || sc->rf_rev == RT3593_RF_3053 ||
-	    sc->rf_rev == RT5592_RF_5592)
-		setbit(bands, IEEE80211_MODE_11A);
-	ieee80211_init_channels(ic, NULL, bands);
+	run_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans,
+	    ic->ic_channels);
 
 	ieee80211_ifattach(ic);
 
 	ic->ic_scan_start = run_scan_start;
 	ic->ic_scan_end = run_scan_end;
 	ic->ic_set_channel = run_set_channel;
+	ic->ic_getradiocaps = run_getradiocaps;
 	ic->ic_node_alloc = run_node_alloc;
 	ic->ic_newassoc = run_newassoc;
 	ic->ic_updateslot = run_updateslot;
@@ -4784,6 +4780,28 @@
 }
 
 static void
+run_getradiocaps(struct ieee80211com *ic,
+    int maxchans, int *nchans, struct ieee80211_channel chans[])
+{
+	struct run_softc *sc = ic->ic_softc;
+	uint8_t bands[IEEE80211_MODE_BYTES];
+
+	memset(bands, 0, sizeof(bands));
+	setbit(bands, IEEE80211_MODE_11B);
+	setbit(bands, IEEE80211_MODE_11G);
+	ieee80211_add_channel_list_2ghz(chans, maxchans, nchans,
+	    run_chan_2ghz, nitems(run_chan_2ghz), bands, 0);
+
+	if (sc->rf_rev == RT2860_RF_2750 || sc->rf_rev == RT2860_RF_2850 ||
+	    sc->rf_rev == RT3070_RF_3052 || sc->rf_rev == RT3593_RF_3053 ||
+	    sc->rf_rev == RT5592_RF_5592) {
+		setbit(bands, IEEE80211_MODE_11A);
+		ieee80211_add_channel_list_5ghz(chans, maxchans, nchans,
+		    run_chan_5ghz, nitems(run_chan_5ghz), bands, 0);
+	}
+}
+
+static void
 run_scan_start(struct ieee80211com *ic)
 {
 	struct run_softc *sc = ic->ic_softc;
Index: head/sys/dev/usb/wlan/if_runreg.h
===================================================================
--- head/sys/dev/usb/wlan/if_runreg.h
+++ head/sys/dev/usb/wlan/if_runreg.h
@@ -1084,6 +1084,18 @@
 	{ 137, 0x0f }
 
 /*
+ * Channel map for run(4) driver; taken from the table below.
+ */
+static const uint8_t run_chan_2ghz[] =
+	{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 };
+
+static const uint8_t run_chan_5ghz[] =
+	{ 36, 38, 40, 44, 46, 48, 52, 54, 56, 60, 62, 64, 100, 102, 104,
+	  108, 110, 112, 116, 118, 120, 124, 126, 128, 132, 134, 136, 140,
+	  149, 151, 153, 157, 159, 161, 165, 167, 169, 171, 173,
+	  184, 188, 192, 196, 208, 212, 216 };
+
+/*
  * Default settings for RF registers; values derived from the reference driver.
  */
 #define	RT2860_RF2850							\