27 static const char dwc2_driver_name[] = "dwc2";
215 	hsotg->reset = devm_reset_control_get_optional(hsotg->dev, "dwc2");  in dwc2_lowlevel_hw_init()
226 	hsotg->reset_ecc = devm_reset_control_get_optional(hsotg->dev, "dwc2-ecc");  in dwc2_lowlevel_hw_init()
361  * In specific conditions (involving usb hubs) dwc2 devices can create a
365  * of being able to handle the dwc2 interrupts. Disabling dwc2-irqs
648 	struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev);  in dwc2_suspend()  local
649 	bool is_device_mode = dwc2_is_device_mode(dwc2);  in dwc2_suspend()
653 		dwc2_hsotg_suspend(dwc2);  in dwc2_suspend()
655 	dwc2_drd_suspend(dwc2);  in dwc2_suspend()
657 	if (dwc2->params.activate_stm_id_vb_detection) {  in dwc2_suspend()
665 		dwc2_force_mode(dwc2, !is_device_mode);  in dwc2_suspend()
667 		spin_lock_irqsave(&dwc2->lock, flags);  in dwc2_suspend()
668 		gotgctl = dwc2_readl(dwc2, GOTGCTL);  in dwc2_suspend()
677 		dwc2_writel(dwc2, gotgctl, GOTGCTL);  in dwc2_suspend()
678 		spin_unlock_irqrestore(&dwc2->lock, flags);  in dwc2_suspend()
680 		ggpio = dwc2_readl(dwc2, GGPIO);  in dwc2_suspend()
683 		dwc2_writel(dwc2, ggpio, GGPIO);  in dwc2_suspend()
685 		regulator_disable(dwc2->usb33d);  in dwc2_suspend()
689 		ret = dwc2_gadget_backup_critical_registers(dwc2);  in dwc2_suspend()
691 		ret = dwc2_host_backup_critical_registers(dwc2);  in dwc2_suspend()
696 	if (dwc2->ll_hw_enabled &&  in dwc2_suspend()
697 	    (is_device_mode || dwc2_host_can_poweroff_phy(dwc2))) {  in dwc2_suspend()
698 		ret = __dwc2_lowlevel_hw_disable(dwc2);  in dwc2_suspend()
699 		dwc2->phy_off_for_suspend = true;  in dwc2_suspend()
725 	struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev);  in dwc2_resume()  local
728 	if (dwc2->phy_off_for_suspend && dwc2->ll_hw_enabled) {  in dwc2_resume()
729 		ret = __dwc2_lowlevel_hw_enable(dwc2);  in dwc2_resume()
733 	dwc2->phy_off_for_suspend = false;  in dwc2_resume()
737 	 * DWC2 controller is disabled and all register values get lost.  in dwc2_resume()
741 	if (!(dwc2_readl(dwc2, GUSBCFG) & GUSBCFG_TOUTCAL_MASK)) {  in dwc2_resume()
742 		ret = dwc2_restore_critical_registers(dwc2);  in dwc2_resume()
747 	if (dwc2->params.activate_stm_id_vb_detection) {  in dwc2_resume()
751 		ret = regulator_enable(dwc2->usb33d);  in dwc2_resume()
755 		ggpio = dwc2_readl(dwc2, GGPIO);  in dwc2_resume()
758 		dwc2_writel(dwc2, ggpio, GGPIO);  in dwc2_resume()
763 		spin_lock_irqsave(&dwc2->lock, flags);  in dwc2_resume()
764 		gotgctl = dwc2_readl(dwc2, GOTGCTL);  in dwc2_resume()
768 		dwc2_writel(dwc2, gotgctl, GOTGCTL);  in dwc2_resume()
769 		spin_unlock_irqrestore(&dwc2->lock, flags);  in dwc2_resume()
772 	if (!dwc2->role_sw) {  in dwc2_resume()
774 		dwc2_force_dr_mode(dwc2);  in dwc2_resume()
776 		dwc2_drd_resume(dwc2);  in dwc2_resume()
779 	if (dwc2_is_device_mode(dwc2))  in dwc2_resume()
780 		ret = dwc2_hsotg_resume(dwc2);  in dwc2_resume()