USB_CAP1_U3PHY_WIDTH_MASK
(((p) & USB_CAP1_U3PHY_WIDTH_MASK) == (0x0 << 20))
(((p) & USB_CAP1_U3PHY_WIDTH_MASK) == (0x1 << 16))
(((p) & USB_CAP1_U3PHY_WIDTH_MASK) == (0x2 << 20))
(((p) & USB_CAP1_U3PHY_WIDTH_MASK) == (0x3 << 16))