diff --git a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
index 7e5d41bd994a5dd592fafa13b81a1665e1027c19..3d37b0a437cc192fb45b7c8e77d6807476326443 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/aiutils.c
@@ -721,14 +721,9 @@ static struct si_info *ai_doattach(struct si_info *sii,
 
 	/* PMU specific initializations */
 	if (ai_get_cccaps(sih) & CC_CAP_PMU) {
-		u32 xtalfreq;
 		si_pmu_init(sih);
-		si_pmu_chip_init(sih);
-
-		xtalfreq = si_pmu_measure_alpclk(sih);
-		si_pmu_pll_init(sih, xtalfreq);
+		(void)si_pmu_measure_alpclk(sih);
 		si_pmu_res_init(sih);
-		si_pmu_swreg_init(sih);
 	}
 
 	/* setup the GPIO based LED powersave register */
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/pmu.c b/drivers/net/wireless/brcm80211/brcmsmac/pmu.c
index 9a4d367228a0c946d2962e51dc44b5d30bb0b3d7..d972e9c8d2dfa229a63f869c11dcfdbaa6570514 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/pmu.c
+++ b/drivers/net/wireless/brcm80211/brcmsmac/pmu.c
@@ -227,19 +227,6 @@ u16 si_pmu_fast_pwrup_delay(struct si_pub *sih)
 	return (u16) delay;
 }
 
-void si_pmu_sprom_enable(struct si_pub *sih, bool enable)
-{
-	struct chipcregs __iomem *cc;
-	uint origidx;
-
-	/* Remember original core before switch to chipc */
-	origidx = ai_coreidx(sih);
-	cc = ai_setcoreidx(sih, SI_CC_IDX);
-
-	/* Return to original core */
-	ai_setcoreidx(sih, origidx);
-}
-
 /* Read/write a chipcontrol reg */
 u32 si_pmu_chipcontrol(struct si_pub *sih, uint reg, u32 mask, u32 val)
 {
@@ -325,50 +312,6 @@ void si_pmu_init(struct si_pub *sih)
 		bcma_set32(core, CHIPCREGOFFS(pmucontrol), PCTL_NOILP_ON_WAIT);
 }
 
-/* initialize PMU chip controls and other chip level stuff */
-void si_pmu_chip_init(struct si_pub *sih)
-{
-	uint origidx;
-
-	/* Gate off SPROM clock and chip select signals */
-	si_pmu_sprom_enable(sih, false);
-
-	/* Remember original core */
-	origidx = ai_coreidx(sih);
-
-	/* Return to original core */
-	ai_setcoreidx(sih, origidx);
-}
-
-/* initialize PMU switch/regulators */
-void si_pmu_swreg_init(struct si_pub *sih)
-{
-}
-
-/* initialize PLL */
-void si_pmu_pll_init(struct si_pub *sih, uint xtalfreq)
-{
-	struct chipcregs __iomem *cc;
-	uint origidx;
-
-	/* Remember original core before switch to chipc */
-	origidx = ai_coreidx(sih);
-	cc = ai_setcoreidx(sih, SI_CC_IDX);
-
-	switch (ai_get_chip_id(sih)) {
-	case BCM4313_CHIP_ID:
-	case BCM43224_CHIP_ID:
-	case BCM43225_CHIP_ID:
-		/* ??? */
-		break;
-	default:
-		break;
-	}
-
-	/* Return to original core */
-	ai_setcoreidx(sih, origidx);
-}
-
 /* initialize PMU resources */
 void si_pmu_res_init(struct si_pub *sih)
 {
diff --git a/drivers/net/wireless/brcm80211/brcmsmac/pmu.h b/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
index 3a08c620640e7272ebe474314a686b1cedd53925..dcd893c68f9a5c183225ae37a3afa56ffcd55c7b 100644
--- a/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
+++ b/drivers/net/wireless/brcm80211/brcmsmac/pmu.h
@@ -29,10 +29,7 @@ extern void si_pmu_pllupd(struct si_pub *sih);
 extern void si_pmu_spuravoid(struct si_pub *sih, u8 spuravoid);
 extern u32 si_pmu_pllcontrol(struct si_pub *sih, uint reg, u32 mask, u32 val);
 extern void si_pmu_init(struct si_pub *sih);
-extern void si_pmu_chip_init(struct si_pub *sih);
-extern void si_pmu_pll_init(struct si_pub *sih, u32 xtalfreq);
 extern void si_pmu_res_init(struct si_pub *sih);
-extern void si_pmu_swreg_init(struct si_pub *sih);
 extern u32 si_pmu_measure_alpclk(struct si_pub *sih);
 
 #endif /* _BRCM_PMU_H_ */