USBDP_COMBO_PHY_REG
reg = HREAD4(sc, USBDP_COMBO_PHY_REG(0xa2));
HWRITE4(sc, USBDP_COMBO_PHY_REG(
HWRITE4(sc, USBDP_COMBO_PHY_REG(
HWRITE4(sc, USBDP_COMBO_PHY_REG(
HSET4(sc, USBDP_COMBO_PHY_REG(0xe3), USBDP_COMBO_PHY_INIT_RSTN);