--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
@@ -471,9 +471,6 @@ ai_buscore_setup(struct si_info *sii, st
 		sii->pub.pmurev = sii->pub.pmucaps & PCAP_REV_MASK;
 	}
 
-	/* figure out buscore */
-	sii->buscore = ai_findcore(&sii->pub, PCIE_CORE_ID, 0);
-
 	return true;
 }
 
@@ -806,15 +803,3 @@ bool ai_deviceremoved(struct si_pub *sih
 
 	return false;
 }
-
-uint ai_get_buscoretype(struct si_pub *sih)
-{
-	struct si_info *sii = (struct si_info *)sih;
-	return sii->buscore->id.id;
-}
-
-uint ai_get_buscorerev(struct si_pub *sih)
-{
-	struct si_info *sii = (struct si_info *)sih;
-	return sii->buscore->id.rev;
-}
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.h
@@ -168,7 +168,6 @@ struct si_info {
 	struct si_pub pub;	/* back plane public state (must be first) */
 	struct bcma_bus *icbus;	/* handle to soc interconnect bus */
 	struct pci_dev *pcibus;	/* handle to pci bus */
-	struct bcma_device *buscore;
 
 	u32 chipst;		/* chip status */
 };
@@ -202,9 +201,6 @@ extern void ai_pci_up(struct si_pub *sih
 /* Enable Ex-PA for 4313 */
 extern void ai_epa_4313war(struct si_pub *sih);
 
-extern uint ai_get_buscoretype(struct si_pub *sih);
-extern uint ai_get_buscorerev(struct si_pub *sih);
-
 static inline u32 ai_get_cccaps(struct si_pub *sih)
 {
 	return sih->cccaps;