DBC_CTRL_DBC_ENABLE
if (readl(&dbc->regs->control) & DBC_CTRL_DBC_ENABLE)
ctrl |= DBC_CTRL_DBC_ENABLE | DBC_CTRL_PORT_ENABLE;
done_state = DBC_CTRL_DBC_ENABLE;
return xhci_handshake(&dbc->regs->control, DBC_CTRL_DBC_ENABLE,
} else if (!(ctrl & DBC_CTRL_DBC_ENABLE)) {