UTMI_IVREF        163 arch/arm/mach-mmp/devices.c 		u2o_write(base, UTMI_IVREF, 0x4bf);
UTMI_IVREF        208 drivers/phy/marvell/phy-pxa-usb.c 		u2o_write(base, UTMI_IVREF, 0x4bf);