ssb: cc: clear GPIOPULL registers on init

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c
index 7c031fd..b4b3733 100644
--- a/drivers/ssb/driver_chipcommon.c
+++ b/drivers/ssb/driver_chipcommon.c
@@ -260,6 +260,12 @@
 	if (cc->dev->id.revision >= 11)
 		cc->status = chipco_read32(cc, SSB_CHIPCO_CHIPSTAT);
 	ssb_dprintk(KERN_INFO PFX "chipcommon status is 0x%x\n", cc->status);
+
+	if (cc->dev->id.revision >= 20) {
+		chipco_write32(cc, SSB_CHIPCO_GPIOPULLUP, 0);
+		chipco_write32(cc, SSB_CHIPCO_GPIOPULLDOWN, 0);
+	}
+
 	ssb_pmu_init(cc);
 	chipco_powercontrol_init(cc);
 	ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);